diff --git a/.github/release-please.yml b/.github/release-please.yml
index e69de29b..85344b92 100644
--- a/.github/release-please.yml
+++ b/.github/release-please.yml
@@ -0,0 +1 @@
+releaseType: node
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 78aaa61b..f6c4cf01 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -34,6 +34,7 @@ accept your pull requests.
 1.  Ensure that your code adheres to the existing style in the code to which
     you are contributing.
 1.  Ensure that your code has an appropriate set of tests which all pass.
+1.  Title your pull request following [Conventional Commits](https://www.conventionalcommits.org/) styling.
 1.  Submit a pull request.
 
 ## Running the tests
@@ -46,8 +47,17 @@ accept your pull requests.
 
 1.  Run the tests:
 
+        # Run unit tests.
         npm test
 
+        # Run sample integration tests.
+        gcloud auth application-default login
+        npm run samples-test
+
+        # Run all system tests.
+        gcloud auth application-default login
+        npm run system-test
+
 1.  Lint (and maybe fix) any changes:
 
         npm run fix
diff --git a/protos/google/cloud/videointelligence/v1/video_intelligence.proto b/protos/google/cloud/videointelligence/v1/video_intelligence.proto
index 4c7a0ad1..6611e9eb 100644
--- a/protos/google/cloud/videointelligence/v1/video_intelligence.proto
+++ b/protos/google/cloud/videointelligence/v1/video_intelligence.proto
@@ -19,6 +19,7 @@ package google.cloud.videointelligence.v1;
 
 import "google/api/annotations.proto";
 import "google/api/client.proto";
+import "google/api/field_behavior.proto";
 import "google/longrunning/operations.proto";
 import "google/protobuf/duration.proto";
 import "google/protobuf/timestamp.proto";
@@ -35,19 +36,22 @@ option ruby_package = "Google::Cloud::VideoIntelligence::V1";
 // Service that implements Google Cloud Video Intelligence API.
 service VideoIntelligenceService {
   option (google.api.default_host) = "videointelligence.googleapis.com";
-  option (google.api.oauth_scopes) =
-      "https://www.googleapis.com/auth/cloud-platform";
+  option (google.api.oauth_scopes) = "https://www.googleapis.com/auth/cloud-platform";
 
   // Performs asynchronous video annotation. Progress and results can be
   // retrieved through the `google.longrunning.Operations` interface.
   // `Operation.metadata` contains `AnnotateVideoProgress` (progress).
   // `Operation.response` contains `AnnotateVideoResponse` (results).
-  rpc AnnotateVideo(AnnotateVideoRequest)
-      returns (google.longrunning.Operation) {
+  rpc AnnotateVideo(AnnotateVideoRequest) returns (google.longrunning.Operation) {
     option (google.api.http) = {
       post: "/v1/videos:annotate"
       body: "*"
     };
+    option (google.api.method_signature) = "input_uri,features";
+    option (google.longrunning.operation_info) = {
+      response_type: "AnnotateVideoResponse"
+      metadata_type: "AnnotateVideoProgress"
+    };
   }
 }
 
@@ -57,10 +61,10 @@ message AnnotateVideoRequest {
   // [Google Cloud Storage](https://cloud.google.com/storage/) URIs are
   // supported, which must be specified in the following format:
   // `gs://bucket-id/object-id` (other URI formats return
-  // [google.rpc.Code.INVALID_ARGUMENT][google.rpc.Code.INVALID_ARGUMENT]). For
-  // more information, see [Request URIs](/storage/docs/reference-uris). A video
-  // URI may include wildcards in `object-id`, and thus identify multiple
-  // videos. Supported wildcards: '*' to match 0 or more characters;
+  // [google.rpc.Code.INVALID_ARGUMENT][google.rpc.Code.INVALID_ARGUMENT]). For more information, see
+  // [Request URIs](/storage/docs/reference-uris).
+  // A video URI may include wildcards in `object-id`, and thus identify
+  // multiple videos. Supported wildcards: '*' to match 0 or more characters;
   // '?' to match 1 character. If unset, the input video should be embedded
   // in the request as `input_content`. If set, `input_content` should be unset.
   string input_uri = 1;
@@ -70,24 +74,24 @@ message AnnotateVideoRequest {
   // If set, `input_uri` should be unset.
   bytes input_content = 6;
 
-  // Requested video annotation features.
-  repeated Feature features = 2;
+  // Required. Requested video annotation features.
+  repeated Feature features = 2 [(google.api.field_behavior) = REQUIRED];
 
   // Additional video context and/or feature-specific parameters.
   VideoContext video_context = 3;
 
-  // Optional location where the output (in JSON format) should be stored.
+  // Optional. Location where the output (in JSON format) should be stored.
   // Currently, only [Google Cloud Storage](https://cloud.google.com/storage/)
   // URIs are supported, which must be specified in the following format:
   // `gs://bucket-id/object-id` (other URI formats return
-  // [google.rpc.Code.INVALID_ARGUMENT][google.rpc.Code.INVALID_ARGUMENT]). For
-  // more information, see [Request URIs](/storage/docs/reference-uris).
-  string output_uri = 4;
+  // [google.rpc.Code.INVALID_ARGUMENT][google.rpc.Code.INVALID_ARGUMENT]). For more information, see
+  // [Request URIs](/storage/docs/reference-uris).
+  string output_uri = 4 [(google.api.field_behavior) = OPTIONAL];
 
-  // Optional cloud region where annotation should take place. Supported cloud
+  // Optional. Cloud region where annotation should take place. Supported cloud
   // regions: `us-east1`, `us-west1`, `europe-west1`, `asia-east1`. If no region
   // is specified, a region will be determined based on video file location.
-  string location_id = 5;
+  string location_id = 5 [(google.api.field_behavior) = OPTIONAL];
 }
 
 // Video context and/or feature-specific parameters.
@@ -119,6 +123,69 @@ message VideoContext {
   ObjectTrackingConfig object_tracking_config = 13;
 }
 
+// Video annotation feature.
+enum Feature {
+  // Unspecified.
+  FEATURE_UNSPECIFIED = 0;
+
+  // Label detection. Detect objects, such as dog or flower.
+  LABEL_DETECTION = 1;
+
+  // Shot change detection.
+  SHOT_CHANGE_DETECTION = 2;
+
+  // Explicit content detection.
+  EXPLICIT_CONTENT_DETECTION = 3;
+
+  // Human face detection and tracking.
+  FACE_DETECTION = 4;
+
+  // Speech transcription.
+  SPEECH_TRANSCRIPTION = 6;
+
+  // OCR text detection and tracking.
+  TEXT_DETECTION = 7;
+
+  // Object detection and tracking.
+  OBJECT_TRACKING = 9;
+}
+
+// Label detection mode.
+enum LabelDetectionMode {
+  // Unspecified.
+  LABEL_DETECTION_MODE_UNSPECIFIED = 0;
+
+  // Detect shot-level labels.
+  SHOT_MODE = 1;
+
+  // Detect frame-level labels.
+  FRAME_MODE = 2;
+
+  // Detect both shot-level and frame-level labels.
+  SHOT_AND_FRAME_MODE = 3;
+}
+
+// Bucketized representation of likelihood.
+enum Likelihood {
+  // Unspecified likelihood.
+  LIKELIHOOD_UNSPECIFIED = 0;
+
+  // Very unlikely.
+  VERY_UNLIKELY = 1;
+
+  // Unlikely.
+  UNLIKELY = 2;
+
+  // Possible.
+  POSSIBLE = 3;
+
+  // Likely.
+  LIKELY = 4;
+
+  // Very likely.
+  VERY_LIKELY = 5;
+}
+
 // Config for LABEL_DETECTION.
 message LabelDetectionConfig {
   // What labels should be detected with LABEL_DETECTION, in addition to
@@ -161,9 +228,9 @@ message ShotChangeDetectionConfig {
   string model = 1;
 }
 
-// Config for EXPLICIT_CONTENT_DETECTION.
-message ExplicitContentDetectionConfig {
-  // Model to use for explicit content detection.
+// Config for OBJECT_TRACKING.
+message ObjectTrackingConfig {
+  // Model to use for object tracking.
   // Supported values: "builtin/stable" (the default if unset) and
   // "builtin/latest".
   string model = 1;
@@ -180,9 +247,9 @@ message FaceDetectionConfig {
   bool include_bounding_boxes = 2;
 }
 
-// Config for OBJECT_TRACKING.
-message ObjectTrackingConfig {
-  // Model to use for object tracking.
+// Config for EXPLICIT_CONTENT_DETECTION.
+message ExplicitContentDetectionConfig {
+  // Model to use for explicit content detection.
   // Supported values: "builtin/stable" (the default if unset) and
   // "builtin/latest".
   string model = 1;
@@ -344,8 +411,11 @@ message VideoAnnotationResults {
   repeated LabelAnnotation segment_label_annotations = 2;
 
   // Presence label annotations on video level or user specified segment level.
-  // There is exactly one element for each unique label. This will eventually
-  // get publicly exposed and the restriction will be removed.
+  // There is exactly one element for each unique label. Compared to the
+  // existing topical `segment_label_annotations`, this field presents more
+  // fine-grained, segment-level labels detected in video content and is made
+  // available only when the client sets `LabelDetectionConfig.model` to
+  // "builtin/latest" in the request.
   repeated LabelAnnotation segment_presence_label_annotations = 23;
 
   // Topical label annotations on shot level.
@@ -353,8 +423,10 @@ message VideoAnnotationResults {
   repeated LabelAnnotation shot_label_annotations = 3;
 
   // Presence label annotations on shot level. There is exactly one element for
-  // each unique label. This will eventually get publicly exposed and the
-  // restriction will be removed.
+  // each unique label. Compared to the existing topical
+  // `shot_label_annotations`, this field presents more fine-grained, shot-level
+  // labels detected in video content and is made available only when the client
+  // sets `LabelDetectionConfig.model` to "builtin/latest" in the request.
   repeated LabelAnnotation shot_presence_label_annotations = 24;
 
   // Label annotations on frame level.
@@ -429,72 +501,71 @@ message AnnotateVideoProgress {
 
 // Config for SPEECH_TRANSCRIPTION.
 message SpeechTranscriptionConfig {
-  // *Required* The language of the supplied audio as a
+  // Required. *Required* The language of the supplied audio as a
   // [BCP-47](https://www.rfc-editor.org/rfc/bcp/bcp47.txt) language tag.
   // Example: "en-US".
   // See [Language Support](https://cloud.google.com/speech/docs/languages)
   // for a list of the currently supported language codes.
-  string language_code = 1;
+  string language_code = 1 [(google.api.field_behavior) = REQUIRED];
 
-  // *Optional* Maximum number of recognition hypotheses to be returned.
+  // Optional. Maximum number of recognition hypotheses to be returned.
   // Specifically, the maximum number of `SpeechRecognitionAlternative` messages
   // within each `SpeechTranscription`. The server may return fewer than
   // `max_alternatives`. Valid values are `0`-`30`. A value of `0` or `1` will
   // return a maximum of one. If omitted, will return a maximum of one.
-  int32 max_alternatives = 2;
+  int32 max_alternatives = 2 [(google.api.field_behavior) = OPTIONAL];
 
-  // *Optional* If set to `true`, the server will attempt to filter out
+  // Optional. If set to `true`, the server will attempt to filter out
   // profanities, replacing all but the initial character in each filtered word
   // with asterisks, e.g. "f***". If set to `false` or omitted, profanities
   // won't be filtered out.
-  bool filter_profanity = 3;
+  bool filter_profanity = 3 [(google.api.field_behavior) = OPTIONAL];
 
-  // *Optional* A means to provide context to assist the speech recognition.
-  repeated SpeechContext speech_contexts = 4;
+  // Optional. A means to provide context to assist the speech recognition.
+  repeated SpeechContext speech_contexts = 4 [(google.api.field_behavior) = OPTIONAL];
 
-  // *Optional* If 'true', adds punctuation to recognition result hypotheses.
+  // Optional. If 'true', adds punctuation to recognition result hypotheses.
   // This feature is only available in select languages. Setting this for
   // requests in other languages has no effect at all. The default 'false' value
   // does not add punctuation to result hypotheses. NOTE: "This is currently
   // offered as an experimental service, complimentary to all users. In the
   // future this may be exclusively available as a premium feature."
-  bool enable_automatic_punctuation = 5;
+  bool enable_automatic_punctuation = 5 [(google.api.field_behavior) = OPTIONAL];
 
-  // *Optional* For file formats, such as MXF or MKV, supporting multiple audio
+  // Optional. For file formats, such as MXF or MKV, supporting multiple audio
   // tracks, specify up to two tracks. Default: track 0.
-  repeated int32 audio_tracks = 6;
+  repeated int32 audio_tracks = 6 [(google.api.field_behavior) = OPTIONAL];
 
-  // *Optional* If 'true', enables speaker detection for each recognized word in
+  // Optional. If 'true', enables speaker detection for each recognized word in
   // the top alternative of the recognition result using a speaker_tag provided
   // in the WordInfo.
   // Note: When this is true, we send all the words from the beginning of the
   // audio for the top alternative in every consecutive responses.
   // This is done in order to improve our speaker tags as our models learn to
   // identify the speakers in the conversation over time.
-  bool enable_speaker_diarization = 7;
+  bool enable_speaker_diarization = 7 [(google.api.field_behavior) = OPTIONAL];
 
-  // *Optional*
-  // If set, specifies the estimated number of speakers in the conversation.
+  // Optional. If set, specifies the estimated number of speakers in the conversation.
   // If not set, defaults to '2'.
   // Ignored unless enable_speaker_diarization is set to true.
-  int32 diarization_speaker_count = 8;
+  int32 diarization_speaker_count = 8 [(google.api.field_behavior) = OPTIONAL];
 
-  // *Optional* If `true`, the top result includes a list of words and the
+  // Optional. If `true`, the top result includes a list of words and the
   // confidence for those words. If `false`, no word-level confidence
   // information is returned. The default is `false`.
-  bool enable_word_confidence = 9;
+  bool enable_word_confidence = 9 [(google.api.field_behavior) = OPTIONAL];
 }
 
 // Provides "hints" to the speech recognizer to favor specific words and phrases
 // in the results.
 message SpeechContext {
-  // *Optional* A list of strings containing words and phrases "hints" so that
+  // Optional. A list of strings containing words and phrases "hints" so that
   // the speech recognition is more likely to recognize them. This can be used
   // to improve the accuracy for specific words and phrases, for example, if
   // specific commands are typically spoken by the user. This can also be used
   // to add additional words to the vocabulary of the recognizer. See
   // [usage limits](https://cloud.google.com/speech/limits#content).
-  repeated string phrases = 1;
+  repeated string phrases = 1 [(google.api.field_behavior) = OPTIONAL];
 }
 
 // A speech recognition result corresponding to a portion of the audio.
@@ -505,11 +576,10 @@ message SpeechTranscription {
   // ranked by the recognizer.
   repeated SpeechRecognitionAlternative alternatives = 1;
 
-  // Output only. The
-  // [BCP-47](https://www.rfc-editor.org/rfc/bcp/bcp47.txt) language tag of the
-  // language in this result. This language code was detected to have the most
-  // likelihood of being spoken in the audio.
-  string language_code = 2;
+  // Output only. The [BCP-47](https://www.rfc-editor.org/rfc/bcp/bcp47.txt) language tag of
+  // the language in this result. This language code was detected to have the
+  // most likelihood of being spoken in the audio.
+  string language_code = 2 [(google.api.field_behavior) = OUTPUT_ONLY];
 }
 
 // Alternative hypotheses (a.k.a. n-best list).
@@ -523,12 +593,12 @@ message SpeechRecognitionAlternative {
   // This field is not guaranteed to be accurate and users should not rely on it
   // to be always provided.
   // The default of 0.0 is a sentinel value indicating `confidence` was not set.
-  float confidence = 2;
+  float confidence = 2 [(google.api.field_behavior) = OUTPUT_ONLY];
 
   // Output only. A list of word-specific information for each recognized word.
   // Note: When `enable_speaker_diarization` is true, you will see all the words
   // from the beginning of the audio.
-  repeated WordInfo words = 3;
+  repeated WordInfo words = 3 [(google.api.field_behavior) = OUTPUT_ONLY];
 }
 
 // Word-specific information for recognized words. Word information is only
@@ -556,13 +626,13 @@ message WordInfo {
   // This field is not guaranteed to be accurate and users should not rely on it
   // to be always provided.
   // The default of 0.0 is a sentinel value indicating `confidence` was not set.
-  float confidence = 4;
+  float confidence = 4 [(google.api.field_behavior) = OUTPUT_ONLY];
 
   // Output only. A distinct integer value is assigned for every speaker within
   // the audio. This field specifies which one of those speakers was detected to
   // have spoken this word. Value ranges from 1 up to diarization_speaker_count,
   // and is only set if speaker diarization is enabled.
-  int32 speaker_tag = 5;
+  int32 speaker_tag = 5 [(google.api.field_behavior) = OUTPUT_ONLY];
 }
 
 // A vertex represents a 2D point in the image.
@@ -673,66 +743,3 @@ message ObjectTrackingAnnotation {
   // Streaming mode: it can only be one ObjectTrackingFrame message in frames.
   repeated ObjectTrackingFrame frames = 2;
 }
-
-// Video annotation feature.
-enum Feature {
-  // Unspecified.
-  FEATURE_UNSPECIFIED = 0;
-
-  // Label detection. Detect objects, such as dog or flower.
-  LABEL_DETECTION = 1;
-
-  // Shot change detection.
-  SHOT_CHANGE_DETECTION = 2;
-
-  // Explicit content detection.
-  EXPLICIT_CONTENT_DETECTION = 3;
-
-  // Human face detection and tracking.
-  FACE_DETECTION = 4;
-
-  // Speech transcription.
-  SPEECH_TRANSCRIPTION = 6;
-
-  // OCR text detection and tracking.
-  TEXT_DETECTION = 7;
-
-  // Object detection and tracking.
-  OBJECT_TRACKING = 9;
-}
-
-// Label detection mode.
-enum LabelDetectionMode {
-  // Unspecified.
-  LABEL_DETECTION_MODE_UNSPECIFIED = 0;
-
-  // Detect shot-level labels.
-  SHOT_MODE = 1;
-
-  // Detect frame-level labels.
-  FRAME_MODE = 2;
-
-  // Detect both shot-level and frame-level labels.
-  SHOT_AND_FRAME_MODE = 3;
-}
-
-// Bucketized representation of likelihood.
-enum Likelihood {
-  // Unspecified likelihood.
-  LIKELIHOOD_UNSPECIFIED = 0;
-
-  // Very unlikely.
-  VERY_UNLIKELY = 1;
-
-  // Unlikely.
-  UNLIKELY = 2;
-
-  // Possible.
-  POSSIBLE = 3;
-
-  // Likely.
-  LIKELY = 4;
-
-  // Very likely.
-  VERY_LIKELY = 5;
-}
diff --git a/protos/protos.d.ts b/protos/protos.d.ts
index 23a2b967..640360af 100644
--- a/protos/protos.d.ts
+++ b/protos/protos.d.ts
@@ -308,6 +308,36 @@ export namespace google {
                     public toJSON(): { [k: string]: any };
                 }
 
+                /** Feature enum. */
+                enum Feature {
+                    FEATURE_UNSPECIFIED = 0,
+                    LABEL_DETECTION = 1,
+                    SHOT_CHANGE_DETECTION = 2,
+                    EXPLICIT_CONTENT_DETECTION = 3,
+                    FACE_DETECTION = 4,
+                    SPEECH_TRANSCRIPTION = 6,
+                    TEXT_DETECTION = 7,
+                    OBJECT_TRACKING = 9
+                }
+
+                /** LabelDetectionMode enum. */
+                enum LabelDetectionMode {
+                    LABEL_DETECTION_MODE_UNSPECIFIED = 0,
+                    SHOT_MODE = 1,
+                    FRAME_MODE = 2,
+                    SHOT_AND_FRAME_MODE = 3
+                }
+
+                /** Likelihood enum. */
+                enum Likelihood {
+                    LIKELIHOOD_UNSPECIFIED = 0,
+                    VERY_UNLIKELY = 1,
+                    UNLIKELY = 2,
+                    POSSIBLE = 3,
+                    LIKELY = 4,
+                    VERY_LIKELY = 5
+                }
+
                 /** Properties of a LabelDetectionConfig. */
                 interface ILabelDetectionConfig {
 
@@ -512,91 +542,91 @@ export namespace google {
                     public toJSON(): { [k: string]: any };
                 }
 
-                /** Properties of an ExplicitContentDetectionConfig. */
-                interface IExplicitContentDetectionConfig {
+                /** Properties of an ObjectTrackingConfig. */
+                interface IObjectTrackingConfig {
 
-                    /** ExplicitContentDetectionConfig model */
+                    /** ObjectTrackingConfig model */
                     model?: (string|null);
                 }
 
-                /** Represents an ExplicitContentDetectionConfig. */
-                class ExplicitContentDetectionConfig implements IExplicitContentDetectionConfig {
+                /** Represents an ObjectTrackingConfig. */
+                class ObjectTrackingConfig implements IObjectTrackingConfig {
 
                     /**
-                     * Constructs a new ExplicitContentDetectionConfig.
+                     * Constructs a new ObjectTrackingConfig.
                      * @param [properties] Properties to set
                      */
-                    constructor(properties?: google.cloud.videointelligence.v1.IExplicitContentDetectionConfig);
+                    constructor(properties?: google.cloud.videointelligence.v1.IObjectTrackingConfig);
 
-                    /** ExplicitContentDetectionConfig model. */
+                    /** ObjectTrackingConfig model. */
                     public model: string;
 
                     /**
-                     * Creates a new ExplicitContentDetectionConfig instance using the specified properties.
+                     * Creates a new ObjectTrackingConfig instance using the specified properties.
                      * @param [properties] Properties to set
-                     * @returns ExplicitContentDetectionConfig instance
+                     * @returns ObjectTrackingConfig instance
                      */
-                    public static create(properties?: google.cloud.videointelligence.v1.IExplicitContentDetectionConfig): google.cloud.videointelligence.v1.ExplicitContentDetectionConfig;
+                    public static create(properties?: google.cloud.videointelligence.v1.IObjectTrackingConfig): google.cloud.videointelligence.v1.ObjectTrackingConfig;
 
                     /**
-                     * Encodes the specified ExplicitContentDetectionConfig message. Does not implicitly {@link google.cloud.videointelligence.v1.ExplicitContentDetectionConfig.verify|verify} messages.
-                     * @param message ExplicitContentDetectionConfig message or plain object to encode
+                     * Encodes the specified ObjectTrackingConfig message. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingConfig.verify|verify} messages.
+                     * @param message ObjectTrackingConfig message or plain object to encode
                      * @param [writer] Writer to encode to
                      * @returns Writer
                      */
-                    public static encode(message: google.cloud.videointelligence.v1.IExplicitContentDetectionConfig, writer?: $protobuf.Writer): $protobuf.Writer;
+                    public static encode(message: google.cloud.videointelligence.v1.IObjectTrackingConfig, writer?: $protobuf.Writer): $protobuf.Writer;
 
                     /**
-                     * Encodes the specified ExplicitContentDetectionConfig message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ExplicitContentDetectionConfig.verify|verify} messages.
-                     * @param message ExplicitContentDetectionConfig message or plain object to encode
+                     * Encodes the specified ObjectTrackingConfig message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingConfig.verify|verify} messages.
+                     * @param message ObjectTrackingConfig message or plain object to encode
                      * @param [writer] Writer to encode to
                      * @returns Writer
                      */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1.IExplicitContentDetectionConfig, writer?: $protobuf.Writer): $protobuf.Writer;
+                    public static encodeDelimited(message: google.cloud.videointelligence.v1.IObjectTrackingConfig, writer?: $protobuf.Writer): $protobuf.Writer;
 
                     /**
-                     * Decodes an ExplicitContentDetectionConfig message from the specified reader or buffer.
+                     * Decodes an ObjectTrackingConfig message from the specified reader or buffer.
                      * @param reader Reader or buffer to decode from
                      * @param [length] Message length if known beforehand
-                     * @returns ExplicitContentDetectionConfig
+                     * @returns ObjectTrackingConfig
                      * @throws {Error} If the payload is not a reader or valid buffer
                      * @throws {$protobuf.util.ProtocolError} If required fields are missing
                      */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1.ExplicitContentDetectionConfig;
+                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1.ObjectTrackingConfig;
 
                     /**
-                     * Decodes an ExplicitContentDetectionConfig message from the specified reader or buffer, length delimited.
+                     * Decodes an ObjectTrackingConfig message from the specified reader or buffer, length delimited.
                      * @param reader Reader or buffer to decode from
-                     * @returns ExplicitContentDetectionConfig
+                     * @returns ObjectTrackingConfig
                      * @throws {Error} If the payload is not a reader or valid buffer
                      * @throws {$protobuf.util.ProtocolError} If required fields are missing
                      */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1.ExplicitContentDetectionConfig;
+                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1.ObjectTrackingConfig;
 
                     /**
-                     * Verifies an ExplicitContentDetectionConfig message.
+                     * Verifies an ObjectTrackingConfig message.
                      * @param message Plain object to verify
                      * @returns `null` if valid, otherwise the reason why it is not
                      */
                     public static verify(message: { [k: string]: any }): (string|null);
 
                     /**
-                     * Creates an ExplicitContentDetectionConfig message from a plain object. Also converts values to their respective internal types.
+                     * Creates an ObjectTrackingConfig message from a plain object. Also converts values to their respective internal types.
                      * @param object Plain object
-                     * @returns ExplicitContentDetectionConfig
+                     * @returns ObjectTrackingConfig
                      */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.ExplicitContentDetectionConfig;
+                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.ObjectTrackingConfig;
 
                     /**
-                     * Creates a plain object from an ExplicitContentDetectionConfig message. Also converts values to other types if specified.
-                     * @param message ExplicitContentDetectionConfig
+                     * Creates a plain object from an ObjectTrackingConfig message. Also converts values to other types if specified.
+                     * @param message ObjectTrackingConfig
                      * @param [options] Conversion options
                      * @returns Plain object
                      */
-                    public static toObject(message: google.cloud.videointelligence.v1.ExplicitContentDetectionConfig, options?: $protobuf.IConversionOptions): { [k: string]: any };
+                    public static toObject(message: google.cloud.videointelligence.v1.ObjectTrackingConfig, options?: $protobuf.IConversionOptions): { [k: string]: any };
 
                     /**
-                     * Converts this ExplicitContentDetectionConfig to JSON.
+                     * Converts this ObjectTrackingConfig to JSON.
                      * @returns JSON object
                      */
                     public toJSON(): { [k: string]: any };
@@ -698,91 +728,91 @@ export namespace google {
                     public toJSON(): { [k: string]: any };
                 }
 
-                /** Properties of an ObjectTrackingConfig. */
-                interface IObjectTrackingConfig {
+                /** Properties of an ExplicitContentDetectionConfig. */
+                interface IExplicitContentDetectionConfig {
 
-                    /** ObjectTrackingConfig model */
+                    /** ExplicitContentDetectionConfig model */
                     model?: (string|null);
                 }
 
-                /** Represents an ObjectTrackingConfig. */
-                class ObjectTrackingConfig implements IObjectTrackingConfig {
+                /** Represents an ExplicitContentDetectionConfig. */
+                class ExplicitContentDetectionConfig implements IExplicitContentDetectionConfig {
 
                     /**
-                     * Constructs a new ObjectTrackingConfig.
+                     * Constructs a new ExplicitContentDetectionConfig.
                      * @param [properties] Properties to set
                      */
-                    constructor(properties?: google.cloud.videointelligence.v1.IObjectTrackingConfig);
+                    constructor(properties?: google.cloud.videointelligence.v1.IExplicitContentDetectionConfig);
 
-                    /** ObjectTrackingConfig model. */
+                    /** ExplicitContentDetectionConfig model. */
                     public model: string;
 
                     /**
-                     * Creates a new ObjectTrackingConfig instance using the specified properties.
+                     * Creates a new ExplicitContentDetectionConfig instance using the specified properties.
                      * @param [properties] Properties to set
-                     * @returns ObjectTrackingConfig instance
+                     * @returns ExplicitContentDetectionConfig instance
                      */
-                    public static create(properties?: google.cloud.videointelligence.v1.IObjectTrackingConfig): google.cloud.videointelligence.v1.ObjectTrackingConfig;
+                    public static create(properties?: google.cloud.videointelligence.v1.IExplicitContentDetectionConfig): google.cloud.videointelligence.v1.ExplicitContentDetectionConfig;
 
                     /**
-                     * Encodes the specified ObjectTrackingConfig message. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingConfig.verify|verify} messages.
-                     * @param message ObjectTrackingConfig message or plain object to encode
+                     * Encodes the specified ExplicitContentDetectionConfig message. Does not implicitly {@link google.cloud.videointelligence.v1.ExplicitContentDetectionConfig.verify|verify} messages.
+                     * @param message ExplicitContentDetectionConfig message or plain object to encode
                      * @param [writer] Writer to encode to
                      * @returns Writer
                      */
-                    public static encode(message: google.cloud.videointelligence.v1.IObjectTrackingConfig, writer?: $protobuf.Writer): $protobuf.Writer;
+                    public static encode(message: google.cloud.videointelligence.v1.IExplicitContentDetectionConfig, writer?: $protobuf.Writer): $protobuf.Writer;
 
                     /**
-                     * Encodes the specified ObjectTrackingConfig message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingConfig.verify|verify} messages.
-                     * @param message ObjectTrackingConfig message or plain object to encode
+                     * Encodes the specified ExplicitContentDetectionConfig message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ExplicitContentDetectionConfig.verify|verify} messages.
+                     * @param message ExplicitContentDetectionConfig message or plain object to encode
                      * @param [writer] Writer to encode to
                      * @returns Writer
                      */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1.IObjectTrackingConfig, writer?: $protobuf.Writer): $protobuf.Writer;
+                    public static encodeDelimited(message: google.cloud.videointelligence.v1.IExplicitContentDetectionConfig, writer?: $protobuf.Writer): $protobuf.Writer;
 
                     /**
-                     * Decodes an ObjectTrackingConfig message from the specified reader or buffer.
+                     * Decodes an ExplicitContentDetectionConfig message from the specified reader or buffer.
                      * @param reader Reader or buffer to decode from
                      * @param [length] Message length if known beforehand
-                     * @returns ObjectTrackingConfig
+                     * @returns ExplicitContentDetectionConfig
                      * @throws {Error} If the payload is not a reader or valid buffer
                      * @throws {$protobuf.util.ProtocolError} If required fields are missing
                      */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1.ObjectTrackingConfig;
+                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1.ExplicitContentDetectionConfig;
 
                     /**
-                     * Decodes an ObjectTrackingConfig message from the specified reader or buffer, length delimited.
+                     * Decodes an ExplicitContentDetectionConfig message from the specified reader or buffer, length delimited.
                      * @param reader Reader or buffer to decode from
-                     * @returns ObjectTrackingConfig
+                     * @returns ExplicitContentDetectionConfig
                      * @throws {Error} If the payload is not a reader or valid buffer
                      * @throws {$protobuf.util.ProtocolError} If required fields are missing
                      */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1.ObjectTrackingConfig;
+                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1.ExplicitContentDetectionConfig;
 
                     /**
-                     * Verifies an ObjectTrackingConfig message.
+                     * Verifies an ExplicitContentDetectionConfig message.
                      * @param message Plain object to verify
                      * @returns `null` if valid, otherwise the reason why it is not
                      */
                     public static verify(message: { [k: string]: any }): (string|null);
 
                     /**
-                     * Creates an ObjectTrackingConfig message from a plain object. Also converts values to their respective internal types.
+                     * Creates an ExplicitContentDetectionConfig message from a plain object. Also converts values to their respective internal types.
                      * @param object Plain object
-                     * @returns ObjectTrackingConfig
+                     * @returns ExplicitContentDetectionConfig
                      */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.ObjectTrackingConfig;
+                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.ExplicitContentDetectionConfig;
 
                     /**
-                     * Creates a plain object from an ObjectTrackingConfig message. Also converts values to other types if specified.
-                     * @param message ObjectTrackingConfig
+                     * Creates a plain object from an ExplicitContentDetectionConfig message. Also converts values to other types if specified.
+                     * @param message ExplicitContentDetectionConfig
                      * @param [options] Conversion options
                      * @returns Plain object
                      */
-                    public static toObject(message: google.cloud.videointelligence.v1.ObjectTrackingConfig, options?: $protobuf.IConversionOptions): { [k: string]: any };
+                    public static toObject(message: google.cloud.videointelligence.v1.ExplicitContentDetectionConfig, options?: $protobuf.IConversionOptions): { [k: string]: any };
 
                     /**
-                     * Converts this ObjectTrackingConfig to JSON.
+                     * Converts this ExplicitContentDetectionConfig to JSON.
                      * @returns JSON object
                      */
                     public toJSON(): { [k: string]: any };
@@ -3335,1830 +3365,335 @@ export namespace google {
                     public static verify(message: { [k: string]: any }): (string|null);
 
                     /**
-                     * Creates a TextFrame message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns TextFrame
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.TextFrame;
-
-                    /**
-                     * Creates a plain object from a TextFrame message. Also converts values to other types if specified.
-                     * @param message TextFrame
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1.TextFrame, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this TextFrame to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of a TextAnnotation. */
-                interface ITextAnnotation {
-
-                    /** TextAnnotation text */
-                    text?: (string|null);
-
-                    /** TextAnnotation segments */
-                    segments?: (google.cloud.videointelligence.v1.ITextSegment[]|null);
-                }
-
-                /** Represents a TextAnnotation. */
-                class TextAnnotation implements ITextAnnotation {
-
-                    /**
-                     * Constructs a new TextAnnotation.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1.ITextAnnotation);
-
-                    /** TextAnnotation text. */
-                    public text: string;
-
-                    /** TextAnnotation segments. */
-                    public segments: google.cloud.videointelligence.v1.ITextSegment[];
-
-                    /**
-                     * Creates a new TextAnnotation instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns TextAnnotation instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1.ITextAnnotation): google.cloud.videointelligence.v1.TextAnnotation;
-
-                    /**
-                     * Encodes the specified TextAnnotation message. Does not implicitly {@link google.cloud.videointelligence.v1.TextAnnotation.verify|verify} messages.
-                     * @param message TextAnnotation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1.ITextAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified TextAnnotation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.TextAnnotation.verify|verify} messages.
-                     * @param message TextAnnotation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1.ITextAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes a TextAnnotation message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns TextAnnotation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1.TextAnnotation;
-
-                    /**
-                     * Decodes a TextAnnotation message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns TextAnnotation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1.TextAnnotation;
-
-                    /**
-                     * Verifies a TextAnnotation message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates a TextAnnotation message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns TextAnnotation
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.TextAnnotation;
-
-                    /**
-                     * Creates a plain object from a TextAnnotation message. Also converts values to other types if specified.
-                     * @param message TextAnnotation
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1.TextAnnotation, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this TextAnnotation to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of an ObjectTrackingFrame. */
-                interface IObjectTrackingFrame {
-
-                    /** ObjectTrackingFrame normalizedBoundingBox */
-                    normalizedBoundingBox?: (google.cloud.videointelligence.v1.INormalizedBoundingBox|null);
-
-                    /** ObjectTrackingFrame timeOffset */
-                    timeOffset?: (google.protobuf.IDuration|null);
-                }
-
-                /** Represents an ObjectTrackingFrame. */
-                class ObjectTrackingFrame implements IObjectTrackingFrame {
-
-                    /**
-                     * Constructs a new ObjectTrackingFrame.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1.IObjectTrackingFrame);
-
-                    /** ObjectTrackingFrame normalizedBoundingBox. */
-                    public normalizedBoundingBox?: (google.cloud.videointelligence.v1.INormalizedBoundingBox|null);
-
-                    /** ObjectTrackingFrame timeOffset. */
-                    public timeOffset?: (google.protobuf.IDuration|null);
-
-                    /**
-                     * Creates a new ObjectTrackingFrame instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns ObjectTrackingFrame instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1.IObjectTrackingFrame): google.cloud.videointelligence.v1.ObjectTrackingFrame;
-
-                    /**
-                     * Encodes the specified ObjectTrackingFrame message. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingFrame.verify|verify} messages.
-                     * @param message ObjectTrackingFrame message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1.IObjectTrackingFrame, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified ObjectTrackingFrame message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingFrame.verify|verify} messages.
-                     * @param message ObjectTrackingFrame message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1.IObjectTrackingFrame, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes an ObjectTrackingFrame message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns ObjectTrackingFrame
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1.ObjectTrackingFrame;
-
-                    /**
-                     * Decodes an ObjectTrackingFrame message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns ObjectTrackingFrame
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1.ObjectTrackingFrame;
-
-                    /**
-                     * Verifies an ObjectTrackingFrame message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates an ObjectTrackingFrame message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns ObjectTrackingFrame
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.ObjectTrackingFrame;
-
-                    /**
-                     * Creates a plain object from an ObjectTrackingFrame message. Also converts values to other types if specified.
-                     * @param message ObjectTrackingFrame
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1.ObjectTrackingFrame, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this ObjectTrackingFrame to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of an ObjectTrackingAnnotation. */
-                interface IObjectTrackingAnnotation {
-
-                    /** ObjectTrackingAnnotation segment */
-                    segment?: (google.cloud.videointelligence.v1.IVideoSegment|null);
-
-                    /** ObjectTrackingAnnotation trackId */
-                    trackId?: (number|Long|null);
-
-                    /** ObjectTrackingAnnotation entity */
-                    entity?: (google.cloud.videointelligence.v1.IEntity|null);
-
-                    /** ObjectTrackingAnnotation confidence */
-                    confidence?: (number|null);
-
-                    /** ObjectTrackingAnnotation frames */
-                    frames?: (google.cloud.videointelligence.v1.IObjectTrackingFrame[]|null);
-                }
-
-                /** Represents an ObjectTrackingAnnotation. */
-                class ObjectTrackingAnnotation implements IObjectTrackingAnnotation {
-
-                    /**
-                     * Constructs a new ObjectTrackingAnnotation.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1.IObjectTrackingAnnotation);
-
-                    /** ObjectTrackingAnnotation segment. */
-                    public segment?: (google.cloud.videointelligence.v1.IVideoSegment|null);
-
-                    /** ObjectTrackingAnnotation trackId. */
-                    public trackId: (number|Long);
-
-                    /** ObjectTrackingAnnotation entity. */
-                    public entity?: (google.cloud.videointelligence.v1.IEntity|null);
-
-                    /** ObjectTrackingAnnotation confidence. */
-                    public confidence: number;
-
-                    /** ObjectTrackingAnnotation frames. */
-                    public frames: google.cloud.videointelligence.v1.IObjectTrackingFrame[];
-
-                    /** ObjectTrackingAnnotation trackInfo. */
-                    public trackInfo?: ("segment"|"trackId");
-
-                    /**
-                     * Creates a new ObjectTrackingAnnotation instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns ObjectTrackingAnnotation instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1.IObjectTrackingAnnotation): google.cloud.videointelligence.v1.ObjectTrackingAnnotation;
-
-                    /**
-                     * Encodes the specified ObjectTrackingAnnotation message. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingAnnotation.verify|verify} messages.
-                     * @param message ObjectTrackingAnnotation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1.IObjectTrackingAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified ObjectTrackingAnnotation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingAnnotation.verify|verify} messages.
-                     * @param message ObjectTrackingAnnotation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1.IObjectTrackingAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes an ObjectTrackingAnnotation message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns ObjectTrackingAnnotation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1.ObjectTrackingAnnotation;
-
-                    /**
-                     * Decodes an ObjectTrackingAnnotation message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns ObjectTrackingAnnotation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1.ObjectTrackingAnnotation;
-
-                    /**
-                     * Verifies an ObjectTrackingAnnotation message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates an ObjectTrackingAnnotation message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns ObjectTrackingAnnotation
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.ObjectTrackingAnnotation;
-
-                    /**
-                     * Creates a plain object from an ObjectTrackingAnnotation message. Also converts values to other types if specified.
-                     * @param message ObjectTrackingAnnotation
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1.ObjectTrackingAnnotation, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this ObjectTrackingAnnotation to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Feature enum. */
-                enum Feature {
-                    FEATURE_UNSPECIFIED = 0,
-                    LABEL_DETECTION = 1,
-                    SHOT_CHANGE_DETECTION = 2,
-                    EXPLICIT_CONTENT_DETECTION = 3,
-                    FACE_DETECTION = 4,
-                    SPEECH_TRANSCRIPTION = 6,
-                    TEXT_DETECTION = 7,
-                    OBJECT_TRACKING = 9
-                }
-
-                /** LabelDetectionMode enum. */
-                enum LabelDetectionMode {
-                    LABEL_DETECTION_MODE_UNSPECIFIED = 0,
-                    SHOT_MODE = 1,
-                    FRAME_MODE = 2,
-                    SHOT_AND_FRAME_MODE = 3
-                }
-
-                /** Likelihood enum. */
-                enum Likelihood {
-                    LIKELIHOOD_UNSPECIFIED = 0,
-                    VERY_UNLIKELY = 1,
-                    UNLIKELY = 2,
-                    POSSIBLE = 3,
-                    LIKELY = 4,
-                    VERY_LIKELY = 5
-                }
-            }
-
-            /** Namespace v1beta1. */
-            namespace v1beta1 {
-
-                /** Represents a VideoIntelligenceService */
-                class VideoIntelligenceService extends $protobuf.rpc.Service {
-
-                    /**
-                     * Constructs a new VideoIntelligenceService service.
-                     * @param rpcImpl RPC implementation
-                     * @param [requestDelimited=false] Whether requests are length-delimited
-                     * @param [responseDelimited=false] Whether responses are length-delimited
-                     */
-                    constructor(rpcImpl: $protobuf.RPCImpl, requestDelimited?: boolean, responseDelimited?: boolean);
-
-                    /**
-                     * Creates new VideoIntelligenceService service using the specified rpc implementation.
-                     * @param rpcImpl RPC implementation
-                     * @param [requestDelimited=false] Whether requests are length-delimited
-                     * @param [responseDelimited=false] Whether responses are length-delimited
-                     * @returns RPC service. Useful where requests and/or responses are streamed.
-                     */
-                    public static create(rpcImpl: $protobuf.RPCImpl, requestDelimited?: boolean, responseDelimited?: boolean): VideoIntelligenceService;
-
-                    /**
-                     * Calls AnnotateVideo.
-                     * @param request AnnotateVideoRequest message or plain object
-                     * @param callback Node-style callback called with the error, if any, and Operation
-                     */
-                    public annotateVideo(request: google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest, callback: google.cloud.videointelligence.v1beta1.VideoIntelligenceService.AnnotateVideoCallback): void;
-
-                    /**
-                     * Calls AnnotateVideo.
-                     * @param request AnnotateVideoRequest message or plain object
-                     * @returns Promise
-                     */
-                    public annotateVideo(request: google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest): Promise<google.longrunning.Operation>;
-                }
-
-                namespace VideoIntelligenceService {
-
-                    /**
-                     * Callback as used by {@link google.cloud.videointelligence.v1beta1.VideoIntelligenceService#annotateVideo}.
-                     * @param error Error, if any
-                     * @param [response] Operation
-                     */
-                    type AnnotateVideoCallback = (error: (Error|null), response?: google.longrunning.Operation) => void;
-                }
-
-                /** Properties of an AnnotateVideoRequest. */
-                interface IAnnotateVideoRequest {
-
-                    /** AnnotateVideoRequest inputUri */
-                    inputUri?: (string|null);
-
-                    /** AnnotateVideoRequest inputContent */
-                    inputContent?: (string|null);
-
-                    /** AnnotateVideoRequest features */
-                    features?: (google.cloud.videointelligence.v1beta1.Feature[]|null);
-
-                    /** AnnotateVideoRequest videoContext */
-                    videoContext?: (google.cloud.videointelligence.v1beta1.IVideoContext|null);
-
-                    /** AnnotateVideoRequest outputUri */
-                    outputUri?: (string|null);
-
-                    /** AnnotateVideoRequest locationId */
-                    locationId?: (string|null);
-                }
-
-                /** Represents an AnnotateVideoRequest. */
-                class AnnotateVideoRequest implements IAnnotateVideoRequest {
-
-                    /**
-                     * Constructs a new AnnotateVideoRequest.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest);
-
-                    /** AnnotateVideoRequest inputUri. */
-                    public inputUri: string;
-
-                    /** AnnotateVideoRequest inputContent. */
-                    public inputContent: string;
-
-                    /** AnnotateVideoRequest features. */
-                    public features: google.cloud.videointelligence.v1beta1.Feature[];
-
-                    /** AnnotateVideoRequest videoContext. */
-                    public videoContext?: (google.cloud.videointelligence.v1beta1.IVideoContext|null);
-
-                    /** AnnotateVideoRequest outputUri. */
-                    public outputUri: string;
-
-                    /** AnnotateVideoRequest locationId. */
-                    public locationId: string;
-
-                    /**
-                     * Creates a new AnnotateVideoRequest instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns AnnotateVideoRequest instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest): google.cloud.videointelligence.v1beta1.AnnotateVideoRequest;
-
-                    /**
-                     * Encodes the specified AnnotateVideoRequest message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoRequest.verify|verify} messages.
-                     * @param message AnnotateVideoRequest message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified AnnotateVideoRequest message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoRequest.verify|verify} messages.
-                     * @param message AnnotateVideoRequest message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes an AnnotateVideoRequest message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns AnnotateVideoRequest
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.AnnotateVideoRequest;
-
-                    /**
-                     * Decodes an AnnotateVideoRequest message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns AnnotateVideoRequest
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.AnnotateVideoRequest;
-
-                    /**
-                     * Verifies an AnnotateVideoRequest message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates an AnnotateVideoRequest message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns AnnotateVideoRequest
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.AnnotateVideoRequest;
-
-                    /**
-                     * Creates a plain object from an AnnotateVideoRequest message. Also converts values to other types if specified.
-                     * @param message AnnotateVideoRequest
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.AnnotateVideoRequest, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this AnnotateVideoRequest to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of a VideoContext. */
-                interface IVideoContext {
-
-                    /** VideoContext segments */
-                    segments?: (google.cloud.videointelligence.v1beta1.IVideoSegment[]|null);
-
-                    /** VideoContext labelDetectionMode */
-                    labelDetectionMode?: (google.cloud.videointelligence.v1beta1.LabelDetectionMode|null);
-
-                    /** VideoContext stationaryCamera */
-                    stationaryCamera?: (boolean|null);
-
-                    /** VideoContext labelDetectionModel */
-                    labelDetectionModel?: (string|null);
-
-                    /** VideoContext faceDetectionModel */
-                    faceDetectionModel?: (string|null);
-
-                    /** VideoContext shotChangeDetectionModel */
-                    shotChangeDetectionModel?: (string|null);
-
-                    /** VideoContext safeSearchDetectionModel */
-                    safeSearchDetectionModel?: (string|null);
-                }
-
-                /** Represents a VideoContext. */
-                class VideoContext implements IVideoContext {
-
-                    /**
-                     * Constructs a new VideoContext.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.IVideoContext);
-
-                    /** VideoContext segments. */
-                    public segments: google.cloud.videointelligence.v1beta1.IVideoSegment[];
-
-                    /** VideoContext labelDetectionMode. */
-                    public labelDetectionMode: google.cloud.videointelligence.v1beta1.LabelDetectionMode;
-
-                    /** VideoContext stationaryCamera. */
-                    public stationaryCamera: boolean;
-
-                    /** VideoContext labelDetectionModel. */
-                    public labelDetectionModel: string;
-
-                    /** VideoContext faceDetectionModel. */
-                    public faceDetectionModel: string;
-
-                    /** VideoContext shotChangeDetectionModel. */
-                    public shotChangeDetectionModel: string;
-
-                    /** VideoContext safeSearchDetectionModel. */
-                    public safeSearchDetectionModel: string;
-
-                    /**
-                     * Creates a new VideoContext instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns VideoContext instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.IVideoContext): google.cloud.videointelligence.v1beta1.VideoContext;
-
-                    /**
-                     * Encodes the specified VideoContext message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoContext.verify|verify} messages.
-                     * @param message VideoContext message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.IVideoContext, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified VideoContext message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoContext.verify|verify} messages.
-                     * @param message VideoContext message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.IVideoContext, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes a VideoContext message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns VideoContext
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.VideoContext;
-
-                    /**
-                     * Decodes a VideoContext message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns VideoContext
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.VideoContext;
-
-                    /**
-                     * Verifies a VideoContext message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates a VideoContext message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns VideoContext
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.VideoContext;
-
-                    /**
-                     * Creates a plain object from a VideoContext message. Also converts values to other types if specified.
-                     * @param message VideoContext
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.VideoContext, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this VideoContext to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of a VideoSegment. */
-                interface IVideoSegment {
-
-                    /** VideoSegment startTimeOffset */
-                    startTimeOffset?: (number|Long|null);
-
-                    /** VideoSegment endTimeOffset */
-                    endTimeOffset?: (number|Long|null);
-                }
-
-                /** Represents a VideoSegment. */
-                class VideoSegment implements IVideoSegment {
-
-                    /**
-                     * Constructs a new VideoSegment.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.IVideoSegment);
-
-                    /** VideoSegment startTimeOffset. */
-                    public startTimeOffset: (number|Long);
-
-                    /** VideoSegment endTimeOffset. */
-                    public endTimeOffset: (number|Long);
-
-                    /**
-                     * Creates a new VideoSegment instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns VideoSegment instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.IVideoSegment): google.cloud.videointelligence.v1beta1.VideoSegment;
-
-                    /**
-                     * Encodes the specified VideoSegment message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoSegment.verify|verify} messages.
-                     * @param message VideoSegment message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.IVideoSegment, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified VideoSegment message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoSegment.verify|verify} messages.
-                     * @param message VideoSegment message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.IVideoSegment, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes a VideoSegment message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns VideoSegment
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.VideoSegment;
-
-                    /**
-                     * Decodes a VideoSegment message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns VideoSegment
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.VideoSegment;
-
-                    /**
-                     * Verifies a VideoSegment message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates a VideoSegment message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns VideoSegment
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.VideoSegment;
-
-                    /**
-                     * Creates a plain object from a VideoSegment message. Also converts values to other types if specified.
-                     * @param message VideoSegment
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.VideoSegment, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this VideoSegment to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of a LabelLocation. */
-                interface ILabelLocation {
-
-                    /** LabelLocation segment */
-                    segment?: (google.cloud.videointelligence.v1beta1.IVideoSegment|null);
-
-                    /** LabelLocation confidence */
-                    confidence?: (number|null);
-
-                    /** LabelLocation level */
-                    level?: (google.cloud.videointelligence.v1beta1.LabelLevel|null);
-                }
-
-                /** Represents a LabelLocation. */
-                class LabelLocation implements ILabelLocation {
-
-                    /**
-                     * Constructs a new LabelLocation.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.ILabelLocation);
-
-                    /** LabelLocation segment. */
-                    public segment?: (google.cloud.videointelligence.v1beta1.IVideoSegment|null);
-
-                    /** LabelLocation confidence. */
-                    public confidence: number;
-
-                    /** LabelLocation level. */
-                    public level: google.cloud.videointelligence.v1beta1.LabelLevel;
-
-                    /**
-                     * Creates a new LabelLocation instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns LabelLocation instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.ILabelLocation): google.cloud.videointelligence.v1beta1.LabelLocation;
-
-                    /**
-                     * Encodes the specified LabelLocation message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.LabelLocation.verify|verify} messages.
-                     * @param message LabelLocation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.ILabelLocation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified LabelLocation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.LabelLocation.verify|verify} messages.
-                     * @param message LabelLocation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.ILabelLocation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes a LabelLocation message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns LabelLocation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.LabelLocation;
-
-                    /**
-                     * Decodes a LabelLocation message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns LabelLocation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.LabelLocation;
-
-                    /**
-                     * Verifies a LabelLocation message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates a LabelLocation message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns LabelLocation
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.LabelLocation;
-
-                    /**
-                     * Creates a plain object from a LabelLocation message. Also converts values to other types if specified.
-                     * @param message LabelLocation
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.LabelLocation, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this LabelLocation to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of a LabelAnnotation. */
-                interface ILabelAnnotation {
-
-                    /** LabelAnnotation description */
-                    description?: (string|null);
-
-                    /** LabelAnnotation languageCode */
-                    languageCode?: (string|null);
-
-                    /** LabelAnnotation locations */
-                    locations?: (google.cloud.videointelligence.v1beta1.ILabelLocation[]|null);
-                }
-
-                /** Represents a LabelAnnotation. */
-                class LabelAnnotation implements ILabelAnnotation {
-
-                    /**
-                     * Constructs a new LabelAnnotation.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.ILabelAnnotation);
-
-                    /** LabelAnnotation description. */
-                    public description: string;
-
-                    /** LabelAnnotation languageCode. */
-                    public languageCode: string;
-
-                    /** LabelAnnotation locations. */
-                    public locations: google.cloud.videointelligence.v1beta1.ILabelLocation[];
-
-                    /**
-                     * Creates a new LabelAnnotation instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns LabelAnnotation instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.ILabelAnnotation): google.cloud.videointelligence.v1beta1.LabelAnnotation;
-
-                    /**
-                     * Encodes the specified LabelAnnotation message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.LabelAnnotation.verify|verify} messages.
-                     * @param message LabelAnnotation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.ILabelAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified LabelAnnotation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.LabelAnnotation.verify|verify} messages.
-                     * @param message LabelAnnotation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.ILabelAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes a LabelAnnotation message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns LabelAnnotation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.LabelAnnotation;
-
-                    /**
-                     * Decodes a LabelAnnotation message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns LabelAnnotation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.LabelAnnotation;
-
-                    /**
-                     * Verifies a LabelAnnotation message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates a LabelAnnotation message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns LabelAnnotation
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.LabelAnnotation;
-
-                    /**
-                     * Creates a plain object from a LabelAnnotation message. Also converts values to other types if specified.
-                     * @param message LabelAnnotation
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.LabelAnnotation, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this LabelAnnotation to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of a SafeSearchAnnotation. */
-                interface ISafeSearchAnnotation {
-
-                    /** SafeSearchAnnotation adult */
-                    adult?: (google.cloud.videointelligence.v1beta1.Likelihood|null);
-
-                    /** SafeSearchAnnotation spoof */
-                    spoof?: (google.cloud.videointelligence.v1beta1.Likelihood|null);
-
-                    /** SafeSearchAnnotation medical */
-                    medical?: (google.cloud.videointelligence.v1beta1.Likelihood|null);
-
-                    /** SafeSearchAnnotation violent */
-                    violent?: (google.cloud.videointelligence.v1beta1.Likelihood|null);
-
-                    /** SafeSearchAnnotation racy */
-                    racy?: (google.cloud.videointelligence.v1beta1.Likelihood|null);
-
-                    /** SafeSearchAnnotation timeOffset */
-                    timeOffset?: (number|Long|null);
-                }
-
-                /** Represents a SafeSearchAnnotation. */
-                class SafeSearchAnnotation implements ISafeSearchAnnotation {
-
-                    /**
-                     * Constructs a new SafeSearchAnnotation.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation);
-
-                    /** SafeSearchAnnotation adult. */
-                    public adult: google.cloud.videointelligence.v1beta1.Likelihood;
-
-                    /** SafeSearchAnnotation spoof. */
-                    public spoof: google.cloud.videointelligence.v1beta1.Likelihood;
-
-                    /** SafeSearchAnnotation medical. */
-                    public medical: google.cloud.videointelligence.v1beta1.Likelihood;
-
-                    /** SafeSearchAnnotation violent. */
-                    public violent: google.cloud.videointelligence.v1beta1.Likelihood;
-
-                    /** SafeSearchAnnotation racy. */
-                    public racy: google.cloud.videointelligence.v1beta1.Likelihood;
-
-                    /** SafeSearchAnnotation timeOffset. */
-                    public timeOffset: (number|Long);
-
-                    /**
-                     * Creates a new SafeSearchAnnotation instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns SafeSearchAnnotation instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation): google.cloud.videointelligence.v1beta1.SafeSearchAnnotation;
-
-                    /**
-                     * Encodes the specified SafeSearchAnnotation message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.SafeSearchAnnotation.verify|verify} messages.
-                     * @param message SafeSearchAnnotation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified SafeSearchAnnotation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.SafeSearchAnnotation.verify|verify} messages.
-                     * @param message SafeSearchAnnotation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes a SafeSearchAnnotation message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns SafeSearchAnnotation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.SafeSearchAnnotation;
-
-                    /**
-                     * Decodes a SafeSearchAnnotation message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns SafeSearchAnnotation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.SafeSearchAnnotation;
-
-                    /**
-                     * Verifies a SafeSearchAnnotation message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates a SafeSearchAnnotation message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns SafeSearchAnnotation
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.SafeSearchAnnotation;
-
-                    /**
-                     * Creates a plain object from a SafeSearchAnnotation message. Also converts values to other types if specified.
-                     * @param message SafeSearchAnnotation
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.SafeSearchAnnotation, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this SafeSearchAnnotation to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of a BoundingBox. */
-                interface IBoundingBox {
-
-                    /** BoundingBox left */
-                    left?: (number|null);
-
-                    /** BoundingBox right */
-                    right?: (number|null);
-
-                    /** BoundingBox bottom */
-                    bottom?: (number|null);
-
-                    /** BoundingBox top */
-                    top?: (number|null);
-                }
-
-                /** Represents a BoundingBox. */
-                class BoundingBox implements IBoundingBox {
-
-                    /**
-                     * Constructs a new BoundingBox.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.IBoundingBox);
-
-                    /** BoundingBox left. */
-                    public left: number;
-
-                    /** BoundingBox right. */
-                    public right: number;
-
-                    /** BoundingBox bottom. */
-                    public bottom: number;
-
-                    /** BoundingBox top. */
-                    public top: number;
-
-                    /**
-                     * Creates a new BoundingBox instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns BoundingBox instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.IBoundingBox): google.cloud.videointelligence.v1beta1.BoundingBox;
-
-                    /**
-                     * Encodes the specified BoundingBox message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.BoundingBox.verify|verify} messages.
-                     * @param message BoundingBox message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.IBoundingBox, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified BoundingBox message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.BoundingBox.verify|verify} messages.
-                     * @param message BoundingBox message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.IBoundingBox, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes a BoundingBox message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns BoundingBox
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.BoundingBox;
-
-                    /**
-                     * Decodes a BoundingBox message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns BoundingBox
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.BoundingBox;
-
-                    /**
-                     * Verifies a BoundingBox message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates a BoundingBox message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns BoundingBox
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.BoundingBox;
-
-                    /**
-                     * Creates a plain object from a BoundingBox message. Also converts values to other types if specified.
-                     * @param message BoundingBox
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.BoundingBox, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this BoundingBox to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of a FaceLocation. */
-                interface IFaceLocation {
-
-                    /** FaceLocation boundingBox */
-                    boundingBox?: (google.cloud.videointelligence.v1beta1.IBoundingBox|null);
-
-                    /** FaceLocation timeOffset */
-                    timeOffset?: (number|Long|null);
-                }
-
-                /** Represents a FaceLocation. */
-                class FaceLocation implements IFaceLocation {
-
-                    /**
-                     * Constructs a new FaceLocation.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.IFaceLocation);
-
-                    /** FaceLocation boundingBox. */
-                    public boundingBox?: (google.cloud.videointelligence.v1beta1.IBoundingBox|null);
-
-                    /** FaceLocation timeOffset. */
-                    public timeOffset: (number|Long);
-
-                    /**
-                     * Creates a new FaceLocation instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns FaceLocation instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.IFaceLocation): google.cloud.videointelligence.v1beta1.FaceLocation;
-
-                    /**
-                     * Encodes the specified FaceLocation message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.FaceLocation.verify|verify} messages.
-                     * @param message FaceLocation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.IFaceLocation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified FaceLocation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.FaceLocation.verify|verify} messages.
-                     * @param message FaceLocation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.IFaceLocation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes a FaceLocation message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns FaceLocation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.FaceLocation;
-
-                    /**
-                     * Decodes a FaceLocation message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns FaceLocation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.FaceLocation;
-
-                    /**
-                     * Verifies a FaceLocation message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates a FaceLocation message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns FaceLocation
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.FaceLocation;
-
-                    /**
-                     * Creates a plain object from a FaceLocation message. Also converts values to other types if specified.
-                     * @param message FaceLocation
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.FaceLocation, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this FaceLocation to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of a FaceAnnotation. */
-                interface IFaceAnnotation {
-
-                    /** FaceAnnotation thumbnail */
-                    thumbnail?: (string|null);
-
-                    /** FaceAnnotation segments */
-                    segments?: (google.cloud.videointelligence.v1beta1.IVideoSegment[]|null);
-
-                    /** FaceAnnotation locations */
-                    locations?: (google.cloud.videointelligence.v1beta1.IFaceLocation[]|null);
-                }
-
-                /** Represents a FaceAnnotation. */
-                class FaceAnnotation implements IFaceAnnotation {
-
-                    /**
-                     * Constructs a new FaceAnnotation.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.IFaceAnnotation);
-
-                    /** FaceAnnotation thumbnail. */
-                    public thumbnail: string;
-
-                    /** FaceAnnotation segments. */
-                    public segments: google.cloud.videointelligence.v1beta1.IVideoSegment[];
-
-                    /** FaceAnnotation locations. */
-                    public locations: google.cloud.videointelligence.v1beta1.IFaceLocation[];
-
-                    /**
-                     * Creates a new FaceAnnotation instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns FaceAnnotation instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.IFaceAnnotation): google.cloud.videointelligence.v1beta1.FaceAnnotation;
-
-                    /**
-                     * Encodes the specified FaceAnnotation message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.FaceAnnotation.verify|verify} messages.
-                     * @param message FaceAnnotation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.IFaceAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified FaceAnnotation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.FaceAnnotation.verify|verify} messages.
-                     * @param message FaceAnnotation message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.IFaceAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes a FaceAnnotation message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns FaceAnnotation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.FaceAnnotation;
-
-                    /**
-                     * Decodes a FaceAnnotation message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns FaceAnnotation
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.FaceAnnotation;
-
-                    /**
-                     * Verifies a FaceAnnotation message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates a FaceAnnotation message from a plain object. Also converts values to their respective internal types.
-                     * @param object Plain object
-                     * @returns FaceAnnotation
-                     */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.FaceAnnotation;
-
-                    /**
-                     * Creates a plain object from a FaceAnnotation message. Also converts values to other types if specified.
-                     * @param message FaceAnnotation
-                     * @param [options] Conversion options
-                     * @returns Plain object
-                     */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.FaceAnnotation, options?: $protobuf.IConversionOptions): { [k: string]: any };
-
-                    /**
-                     * Converts this FaceAnnotation to JSON.
-                     * @returns JSON object
-                     */
-                    public toJSON(): { [k: string]: any };
-                }
-
-                /** Properties of a VideoAnnotationResults. */
-                interface IVideoAnnotationResults {
-
-                    /** VideoAnnotationResults inputUri */
-                    inputUri?: (string|null);
-
-                    /** VideoAnnotationResults labelAnnotations */
-                    labelAnnotations?: (google.cloud.videointelligence.v1beta1.ILabelAnnotation[]|null);
-
-                    /** VideoAnnotationResults faceAnnotations */
-                    faceAnnotations?: (google.cloud.videointelligence.v1beta1.IFaceAnnotation[]|null);
-
-                    /** VideoAnnotationResults shotAnnotations */
-                    shotAnnotations?: (google.cloud.videointelligence.v1beta1.IVideoSegment[]|null);
-
-                    /** VideoAnnotationResults safeSearchAnnotations */
-                    safeSearchAnnotations?: (google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation[]|null);
-
-                    /** VideoAnnotationResults error */
-                    error?: (google.rpc.IStatus|null);
-                }
-
-                /** Represents a VideoAnnotationResults. */
-                class VideoAnnotationResults implements IVideoAnnotationResults {
-
-                    /**
-                     * Constructs a new VideoAnnotationResults.
-                     * @param [properties] Properties to set
-                     */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.IVideoAnnotationResults);
-
-                    /** VideoAnnotationResults inputUri. */
-                    public inputUri: string;
-
-                    /** VideoAnnotationResults labelAnnotations. */
-                    public labelAnnotations: google.cloud.videointelligence.v1beta1.ILabelAnnotation[];
-
-                    /** VideoAnnotationResults faceAnnotations. */
-                    public faceAnnotations: google.cloud.videointelligence.v1beta1.IFaceAnnotation[];
-
-                    /** VideoAnnotationResults shotAnnotations. */
-                    public shotAnnotations: google.cloud.videointelligence.v1beta1.IVideoSegment[];
-
-                    /** VideoAnnotationResults safeSearchAnnotations. */
-                    public safeSearchAnnotations: google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation[];
-
-                    /** VideoAnnotationResults error. */
-                    public error?: (google.rpc.IStatus|null);
-
-                    /**
-                     * Creates a new VideoAnnotationResults instance using the specified properties.
-                     * @param [properties] Properties to set
-                     * @returns VideoAnnotationResults instance
-                     */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.IVideoAnnotationResults): google.cloud.videointelligence.v1beta1.VideoAnnotationResults;
-
-                    /**
-                     * Encodes the specified VideoAnnotationResults message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoAnnotationResults.verify|verify} messages.
-                     * @param message VideoAnnotationResults message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.IVideoAnnotationResults, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Encodes the specified VideoAnnotationResults message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoAnnotationResults.verify|verify} messages.
-                     * @param message VideoAnnotationResults message or plain object to encode
-                     * @param [writer] Writer to encode to
-                     * @returns Writer
-                     */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.IVideoAnnotationResults, writer?: $protobuf.Writer): $protobuf.Writer;
-
-                    /**
-                     * Decodes a VideoAnnotationResults message from the specified reader or buffer.
-                     * @param reader Reader or buffer to decode from
-                     * @param [length] Message length if known beforehand
-                     * @returns VideoAnnotationResults
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.VideoAnnotationResults;
-
-                    /**
-                     * Decodes a VideoAnnotationResults message from the specified reader or buffer, length delimited.
-                     * @param reader Reader or buffer to decode from
-                     * @returns VideoAnnotationResults
-                     * @throws {Error} If the payload is not a reader or valid buffer
-                     * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                     */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.VideoAnnotationResults;
-
-                    /**
-                     * Verifies a VideoAnnotationResults message.
-                     * @param message Plain object to verify
-                     * @returns `null` if valid, otherwise the reason why it is not
-                     */
-                    public static verify(message: { [k: string]: any }): (string|null);
-
-                    /**
-                     * Creates a VideoAnnotationResults message from a plain object. Also converts values to their respective internal types.
+                     * Creates a TextFrame message from a plain object. Also converts values to their respective internal types.
                      * @param object Plain object
-                     * @returns VideoAnnotationResults
+                     * @returns TextFrame
                      */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.VideoAnnotationResults;
+                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.TextFrame;
 
                     /**
-                     * Creates a plain object from a VideoAnnotationResults message. Also converts values to other types if specified.
-                     * @param message VideoAnnotationResults
+                     * Creates a plain object from a TextFrame message. Also converts values to other types if specified.
+                     * @param message TextFrame
                      * @param [options] Conversion options
                      * @returns Plain object
                      */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.VideoAnnotationResults, options?: $protobuf.IConversionOptions): { [k: string]: any };
+                    public static toObject(message: google.cloud.videointelligence.v1.TextFrame, options?: $protobuf.IConversionOptions): { [k: string]: any };
 
                     /**
-                     * Converts this VideoAnnotationResults to JSON.
+                     * Converts this TextFrame to JSON.
                      * @returns JSON object
                      */
                     public toJSON(): { [k: string]: any };
                 }
 
-                /** Properties of an AnnotateVideoResponse. */
-                interface IAnnotateVideoResponse {
+                /** Properties of a TextAnnotation. */
+                interface ITextAnnotation {
 
-                    /** AnnotateVideoResponse annotationResults */
-                    annotationResults?: (google.cloud.videointelligence.v1beta1.IVideoAnnotationResults[]|null);
+                    /** TextAnnotation text */
+                    text?: (string|null);
+
+                    /** TextAnnotation segments */
+                    segments?: (google.cloud.videointelligence.v1.ITextSegment[]|null);
                 }
 
-                /** Represents an AnnotateVideoResponse. */
-                class AnnotateVideoResponse implements IAnnotateVideoResponse {
+                /** Represents a TextAnnotation. */
+                class TextAnnotation implements ITextAnnotation {
 
                     /**
-                     * Constructs a new AnnotateVideoResponse.
+                     * Constructs a new TextAnnotation.
                      * @param [properties] Properties to set
                      */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.IAnnotateVideoResponse);
+                    constructor(properties?: google.cloud.videointelligence.v1.ITextAnnotation);
 
-                    /** AnnotateVideoResponse annotationResults. */
-                    public annotationResults: google.cloud.videointelligence.v1beta1.IVideoAnnotationResults[];
+                    /** TextAnnotation text. */
+                    public text: string;
+
+                    /** TextAnnotation segments. */
+                    public segments: google.cloud.videointelligence.v1.ITextSegment[];
 
                     /**
-                     * Creates a new AnnotateVideoResponse instance using the specified properties.
+                     * Creates a new TextAnnotation instance using the specified properties.
                      * @param [properties] Properties to set
-                     * @returns AnnotateVideoResponse instance
+                     * @returns TextAnnotation instance
                      */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.IAnnotateVideoResponse): google.cloud.videointelligence.v1beta1.AnnotateVideoResponse;
+                    public static create(properties?: google.cloud.videointelligence.v1.ITextAnnotation): google.cloud.videointelligence.v1.TextAnnotation;
 
                     /**
-                     * Encodes the specified AnnotateVideoResponse message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoResponse.verify|verify} messages.
-                     * @param message AnnotateVideoResponse message or plain object to encode
+                     * Encodes the specified TextAnnotation message. Does not implicitly {@link google.cloud.videointelligence.v1.TextAnnotation.verify|verify} messages.
+                     * @param message TextAnnotation message or plain object to encode
                      * @param [writer] Writer to encode to
                      * @returns Writer
                      */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.IAnnotateVideoResponse, writer?: $protobuf.Writer): $protobuf.Writer;
+                    public static encode(message: google.cloud.videointelligence.v1.ITextAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
 
                     /**
-                     * Encodes the specified AnnotateVideoResponse message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoResponse.verify|verify} messages.
-                     * @param message AnnotateVideoResponse message or plain object to encode
+                     * Encodes the specified TextAnnotation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.TextAnnotation.verify|verify} messages.
+                     * @param message TextAnnotation message or plain object to encode
                      * @param [writer] Writer to encode to
                      * @returns Writer
                      */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.IAnnotateVideoResponse, writer?: $protobuf.Writer): $protobuf.Writer;
+                    public static encodeDelimited(message: google.cloud.videointelligence.v1.ITextAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
 
                     /**
-                     * Decodes an AnnotateVideoResponse message from the specified reader or buffer.
+                     * Decodes a TextAnnotation message from the specified reader or buffer.
                      * @param reader Reader or buffer to decode from
                      * @param [length] Message length if known beforehand
-                     * @returns AnnotateVideoResponse
+                     * @returns TextAnnotation
                      * @throws {Error} If the payload is not a reader or valid buffer
                      * @throws {$protobuf.util.ProtocolError} If required fields are missing
                      */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.AnnotateVideoResponse;
+                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1.TextAnnotation;
 
                     /**
-                     * Decodes an AnnotateVideoResponse message from the specified reader or buffer, length delimited.
+                     * Decodes a TextAnnotation message from the specified reader or buffer, length delimited.
                      * @param reader Reader or buffer to decode from
-                     * @returns AnnotateVideoResponse
+                     * @returns TextAnnotation
                      * @throws {Error} If the payload is not a reader or valid buffer
                      * @throws {$protobuf.util.ProtocolError} If required fields are missing
                      */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.AnnotateVideoResponse;
+                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1.TextAnnotation;
 
                     /**
-                     * Verifies an AnnotateVideoResponse message.
+                     * Verifies a TextAnnotation message.
                      * @param message Plain object to verify
                      * @returns `null` if valid, otherwise the reason why it is not
                      */
                     public static verify(message: { [k: string]: any }): (string|null);
 
                     /**
-                     * Creates an AnnotateVideoResponse message from a plain object. Also converts values to their respective internal types.
+                     * Creates a TextAnnotation message from a plain object. Also converts values to their respective internal types.
                      * @param object Plain object
-                     * @returns AnnotateVideoResponse
+                     * @returns TextAnnotation
                      */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.AnnotateVideoResponse;
+                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.TextAnnotation;
 
                     /**
-                     * Creates a plain object from an AnnotateVideoResponse message. Also converts values to other types if specified.
-                     * @param message AnnotateVideoResponse
+                     * Creates a plain object from a TextAnnotation message. Also converts values to other types if specified.
+                     * @param message TextAnnotation
                      * @param [options] Conversion options
                      * @returns Plain object
                      */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.AnnotateVideoResponse, options?: $protobuf.IConversionOptions): { [k: string]: any };
+                    public static toObject(message: google.cloud.videointelligence.v1.TextAnnotation, options?: $protobuf.IConversionOptions): { [k: string]: any };
 
                     /**
-                     * Converts this AnnotateVideoResponse to JSON.
+                     * Converts this TextAnnotation to JSON.
                      * @returns JSON object
                      */
                     public toJSON(): { [k: string]: any };
                 }
 
-                /** Properties of a VideoAnnotationProgress. */
-                interface IVideoAnnotationProgress {
-
-                    /** VideoAnnotationProgress inputUri */
-                    inputUri?: (string|null);
-
-                    /** VideoAnnotationProgress progressPercent */
-                    progressPercent?: (number|null);
+                /** Properties of an ObjectTrackingFrame. */
+                interface IObjectTrackingFrame {
 
-                    /** VideoAnnotationProgress startTime */
-                    startTime?: (google.protobuf.ITimestamp|null);
+                    /** ObjectTrackingFrame normalizedBoundingBox */
+                    normalizedBoundingBox?: (google.cloud.videointelligence.v1.INormalizedBoundingBox|null);
 
-                    /** VideoAnnotationProgress updateTime */
-                    updateTime?: (google.protobuf.ITimestamp|null);
+                    /** ObjectTrackingFrame timeOffset */
+                    timeOffset?: (google.protobuf.IDuration|null);
                 }
 
-                /** Represents a VideoAnnotationProgress. */
-                class VideoAnnotationProgress implements IVideoAnnotationProgress {
+                /** Represents an ObjectTrackingFrame. */
+                class ObjectTrackingFrame implements IObjectTrackingFrame {
 
                     /**
-                     * Constructs a new VideoAnnotationProgress.
+                     * Constructs a new ObjectTrackingFrame.
                      * @param [properties] Properties to set
                      */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress);
-
-                    /** VideoAnnotationProgress inputUri. */
-                    public inputUri: string;
-
-                    /** VideoAnnotationProgress progressPercent. */
-                    public progressPercent: number;
+                    constructor(properties?: google.cloud.videointelligence.v1.IObjectTrackingFrame);
 
-                    /** VideoAnnotationProgress startTime. */
-                    public startTime?: (google.protobuf.ITimestamp|null);
+                    /** ObjectTrackingFrame normalizedBoundingBox. */
+                    public normalizedBoundingBox?: (google.cloud.videointelligence.v1.INormalizedBoundingBox|null);
 
-                    /** VideoAnnotationProgress updateTime. */
-                    public updateTime?: (google.protobuf.ITimestamp|null);
+                    /** ObjectTrackingFrame timeOffset. */
+                    public timeOffset?: (google.protobuf.IDuration|null);
 
                     /**
-                     * Creates a new VideoAnnotationProgress instance using the specified properties.
+                     * Creates a new ObjectTrackingFrame instance using the specified properties.
                      * @param [properties] Properties to set
-                     * @returns VideoAnnotationProgress instance
+                     * @returns ObjectTrackingFrame instance
                      */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress): google.cloud.videointelligence.v1beta1.VideoAnnotationProgress;
+                    public static create(properties?: google.cloud.videointelligence.v1.IObjectTrackingFrame): google.cloud.videointelligence.v1.ObjectTrackingFrame;
 
                     /**
-                     * Encodes the specified VideoAnnotationProgress message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoAnnotationProgress.verify|verify} messages.
-                     * @param message VideoAnnotationProgress message or plain object to encode
+                     * Encodes the specified ObjectTrackingFrame message. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingFrame.verify|verify} messages.
+                     * @param message ObjectTrackingFrame message or plain object to encode
                      * @param [writer] Writer to encode to
                      * @returns Writer
                      */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress, writer?: $protobuf.Writer): $protobuf.Writer;
+                    public static encode(message: google.cloud.videointelligence.v1.IObjectTrackingFrame, writer?: $protobuf.Writer): $protobuf.Writer;
 
                     /**
-                     * Encodes the specified VideoAnnotationProgress message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoAnnotationProgress.verify|verify} messages.
-                     * @param message VideoAnnotationProgress message or plain object to encode
+                     * Encodes the specified ObjectTrackingFrame message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingFrame.verify|verify} messages.
+                     * @param message ObjectTrackingFrame message or plain object to encode
                      * @param [writer] Writer to encode to
                      * @returns Writer
                      */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress, writer?: $protobuf.Writer): $protobuf.Writer;
+                    public static encodeDelimited(message: google.cloud.videointelligence.v1.IObjectTrackingFrame, writer?: $protobuf.Writer): $protobuf.Writer;
 
                     /**
-                     * Decodes a VideoAnnotationProgress message from the specified reader or buffer.
+                     * Decodes an ObjectTrackingFrame message from the specified reader or buffer.
                      * @param reader Reader or buffer to decode from
                      * @param [length] Message length if known beforehand
-                     * @returns VideoAnnotationProgress
+                     * @returns ObjectTrackingFrame
                      * @throws {Error} If the payload is not a reader or valid buffer
                      * @throws {$protobuf.util.ProtocolError} If required fields are missing
                      */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.VideoAnnotationProgress;
+                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1.ObjectTrackingFrame;
 
                     /**
-                     * Decodes a VideoAnnotationProgress message from the specified reader or buffer, length delimited.
+                     * Decodes an ObjectTrackingFrame message from the specified reader or buffer, length delimited.
                      * @param reader Reader or buffer to decode from
-                     * @returns VideoAnnotationProgress
+                     * @returns ObjectTrackingFrame
                      * @throws {Error} If the payload is not a reader or valid buffer
                      * @throws {$protobuf.util.ProtocolError} If required fields are missing
                      */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.VideoAnnotationProgress;
+                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1.ObjectTrackingFrame;
 
                     /**
-                     * Verifies a VideoAnnotationProgress message.
+                     * Verifies an ObjectTrackingFrame message.
                      * @param message Plain object to verify
                      * @returns `null` if valid, otherwise the reason why it is not
                      */
                     public static verify(message: { [k: string]: any }): (string|null);
 
                     /**
-                     * Creates a VideoAnnotationProgress message from a plain object. Also converts values to their respective internal types.
+                     * Creates an ObjectTrackingFrame message from a plain object. Also converts values to their respective internal types.
                      * @param object Plain object
-                     * @returns VideoAnnotationProgress
+                     * @returns ObjectTrackingFrame
                      */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.VideoAnnotationProgress;
+                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.ObjectTrackingFrame;
 
                     /**
-                     * Creates a plain object from a VideoAnnotationProgress message. Also converts values to other types if specified.
-                     * @param message VideoAnnotationProgress
+                     * Creates a plain object from an ObjectTrackingFrame message. Also converts values to other types if specified.
+                     * @param message ObjectTrackingFrame
                      * @param [options] Conversion options
                      * @returns Plain object
                      */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.VideoAnnotationProgress, options?: $protobuf.IConversionOptions): { [k: string]: any };
+                    public static toObject(message: google.cloud.videointelligence.v1.ObjectTrackingFrame, options?: $protobuf.IConversionOptions): { [k: string]: any };
 
                     /**
-                     * Converts this VideoAnnotationProgress to JSON.
+                     * Converts this ObjectTrackingFrame to JSON.
                      * @returns JSON object
                      */
                     public toJSON(): { [k: string]: any };
                 }
 
-                /** Properties of an AnnotateVideoProgress. */
-                interface IAnnotateVideoProgress {
+                /** Properties of an ObjectTrackingAnnotation. */
+                interface IObjectTrackingAnnotation {
 
-                    /** AnnotateVideoProgress annotationProgress */
-                    annotationProgress?: (google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress[]|null);
+                    /** ObjectTrackingAnnotation segment */
+                    segment?: (google.cloud.videointelligence.v1.IVideoSegment|null);
+
+                    /** ObjectTrackingAnnotation trackId */
+                    trackId?: (number|Long|null);
+
+                    /** ObjectTrackingAnnotation entity */
+                    entity?: (google.cloud.videointelligence.v1.IEntity|null);
+
+                    /** ObjectTrackingAnnotation confidence */
+                    confidence?: (number|null);
+
+                    /** ObjectTrackingAnnotation frames */
+                    frames?: (google.cloud.videointelligence.v1.IObjectTrackingFrame[]|null);
                 }
 
-                /** Represents an AnnotateVideoProgress. */
-                class AnnotateVideoProgress implements IAnnotateVideoProgress {
+                /** Represents an ObjectTrackingAnnotation. */
+                class ObjectTrackingAnnotation implements IObjectTrackingAnnotation {
 
                     /**
-                     * Constructs a new AnnotateVideoProgress.
+                     * Constructs a new ObjectTrackingAnnotation.
                      * @param [properties] Properties to set
                      */
-                    constructor(properties?: google.cloud.videointelligence.v1beta1.IAnnotateVideoProgress);
+                    constructor(properties?: google.cloud.videointelligence.v1.IObjectTrackingAnnotation);
 
-                    /** AnnotateVideoProgress annotationProgress. */
-                    public annotationProgress: google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress[];
+                    /** ObjectTrackingAnnotation segment. */
+                    public segment?: (google.cloud.videointelligence.v1.IVideoSegment|null);
+
+                    /** ObjectTrackingAnnotation trackId. */
+                    public trackId: (number|Long);
+
+                    /** ObjectTrackingAnnotation entity. */
+                    public entity?: (google.cloud.videointelligence.v1.IEntity|null);
+
+                    /** ObjectTrackingAnnotation confidence. */
+                    public confidence: number;
+
+                    /** ObjectTrackingAnnotation frames. */
+                    public frames: google.cloud.videointelligence.v1.IObjectTrackingFrame[];
+
+                    /** ObjectTrackingAnnotation trackInfo. */
+                    public trackInfo?: ("segment"|"trackId");
 
                     /**
-                     * Creates a new AnnotateVideoProgress instance using the specified properties.
+                     * Creates a new ObjectTrackingAnnotation instance using the specified properties.
                      * @param [properties] Properties to set
-                     * @returns AnnotateVideoProgress instance
+                     * @returns ObjectTrackingAnnotation instance
                      */
-                    public static create(properties?: google.cloud.videointelligence.v1beta1.IAnnotateVideoProgress): google.cloud.videointelligence.v1beta1.AnnotateVideoProgress;
+                    public static create(properties?: google.cloud.videointelligence.v1.IObjectTrackingAnnotation): google.cloud.videointelligence.v1.ObjectTrackingAnnotation;
 
                     /**
-                     * Encodes the specified AnnotateVideoProgress message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoProgress.verify|verify} messages.
-                     * @param message AnnotateVideoProgress message or plain object to encode
+                     * Encodes the specified ObjectTrackingAnnotation message. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingAnnotation.verify|verify} messages.
+                     * @param message ObjectTrackingAnnotation message or plain object to encode
                      * @param [writer] Writer to encode to
                      * @returns Writer
                      */
-                    public static encode(message: google.cloud.videointelligence.v1beta1.IAnnotateVideoProgress, writer?: $protobuf.Writer): $protobuf.Writer;
+                    public static encode(message: google.cloud.videointelligence.v1.IObjectTrackingAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
 
                     /**
-                     * Encodes the specified AnnotateVideoProgress message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoProgress.verify|verify} messages.
-                     * @param message AnnotateVideoProgress message or plain object to encode
+                     * Encodes the specified ObjectTrackingAnnotation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingAnnotation.verify|verify} messages.
+                     * @param message ObjectTrackingAnnotation message or plain object to encode
                      * @param [writer] Writer to encode to
                      * @returns Writer
                      */
-                    public static encodeDelimited(message: google.cloud.videointelligence.v1beta1.IAnnotateVideoProgress, writer?: $protobuf.Writer): $protobuf.Writer;
+                    public static encodeDelimited(message: google.cloud.videointelligence.v1.IObjectTrackingAnnotation, writer?: $protobuf.Writer): $protobuf.Writer;
 
                     /**
-                     * Decodes an AnnotateVideoProgress message from the specified reader or buffer.
+                     * Decodes an ObjectTrackingAnnotation message from the specified reader or buffer.
                      * @param reader Reader or buffer to decode from
                      * @param [length] Message length if known beforehand
-                     * @returns AnnotateVideoProgress
+                     * @returns ObjectTrackingAnnotation
                      * @throws {Error} If the payload is not a reader or valid buffer
                      * @throws {$protobuf.util.ProtocolError} If required fields are missing
                      */
-                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1beta1.AnnotateVideoProgress;
+                    public static decode(reader: ($protobuf.Reader|Uint8Array), length?: number): google.cloud.videointelligence.v1.ObjectTrackingAnnotation;
 
                     /**
-                     * Decodes an AnnotateVideoProgress message from the specified reader or buffer, length delimited.
+                     * Decodes an ObjectTrackingAnnotation message from the specified reader or buffer, length delimited.
                      * @param reader Reader or buffer to decode from
-                     * @returns AnnotateVideoProgress
+                     * @returns ObjectTrackingAnnotation
                      * @throws {Error} If the payload is not a reader or valid buffer
                      * @throws {$protobuf.util.ProtocolError} If required fields are missing
                      */
-                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1beta1.AnnotateVideoProgress;
+                    public static decodeDelimited(reader: ($protobuf.Reader|Uint8Array)): google.cloud.videointelligence.v1.ObjectTrackingAnnotation;
 
                     /**
-                     * Verifies an AnnotateVideoProgress message.
+                     * Verifies an ObjectTrackingAnnotation message.
                      * @param message Plain object to verify
                      * @returns `null` if valid, otherwise the reason why it is not
                      */
                     public static verify(message: { [k: string]: any }): (string|null);
 
                     /**
-                     * Creates an AnnotateVideoProgress message from a plain object. Also converts values to their respective internal types.
+                     * Creates an ObjectTrackingAnnotation message from a plain object. Also converts values to their respective internal types.
                      * @param object Plain object
-                     * @returns AnnotateVideoProgress
+                     * @returns ObjectTrackingAnnotation
                      */
-                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1beta1.AnnotateVideoProgress;
+                    public static fromObject(object: { [k: string]: any }): google.cloud.videointelligence.v1.ObjectTrackingAnnotation;
 
                     /**
-                     * Creates a plain object from an AnnotateVideoProgress message. Also converts values to other types if specified.
-                     * @param message AnnotateVideoProgress
+                     * Creates a plain object from an ObjectTrackingAnnotation message. Also converts values to other types if specified.
+                     * @param message ObjectTrackingAnnotation
                      * @param [options] Conversion options
                      * @returns Plain object
                      */
-                    public static toObject(message: google.cloud.videointelligence.v1beta1.AnnotateVideoProgress, options?: $protobuf.IConversionOptions): { [k: string]: any };
+                    public static toObject(message: google.cloud.videointelligence.v1.ObjectTrackingAnnotation, options?: $protobuf.IConversionOptions): { [k: string]: any };
 
                     /**
-                     * Converts this AnnotateVideoProgress to JSON.
+                     * Converts this ObjectTrackingAnnotation to JSON.
                      * @returns JSON object
                      */
                     public toJSON(): { [k: string]: any };
                 }
-
-                /** Feature enum. */
-                enum Feature {
-                    FEATURE_UNSPECIFIED = 0,
-                    LABEL_DETECTION = 1,
-                    FACE_DETECTION = 2,
-                    SHOT_CHANGE_DETECTION = 3,
-                    SAFE_SEARCH_DETECTION = 4
-                }
-
-                /** LabelLevel enum. */
-                enum LabelLevel {
-                    LABEL_LEVEL_UNSPECIFIED = 0,
-                    VIDEO_LEVEL = 1,
-                    SEGMENT_LEVEL = 2,
-                    SHOT_LEVEL = 3,
-                    FRAME_LEVEL = 4
-                }
-
-                /** LabelDetectionMode enum. */
-                enum LabelDetectionMode {
-                    LABEL_DETECTION_MODE_UNSPECIFIED = 0,
-                    SHOT_MODE = 1,
-                    FRAME_MODE = 2,
-                    SHOT_AND_FRAME_MODE = 3
-                }
-
-                /** Likelihood enum. */
-                enum Likelihood {
-                    UNKNOWN = 0,
-                    VERY_UNLIKELY = 1,
-                    UNLIKELY = 2,
-                    POSSIBLE = 3,
-                    LIKELY = 4,
-                    VERY_LIKELY = 5
-                }
             }
 
             /** Namespace v1beta2. */
@@ -17277,6 +15812,16 @@ export namespace google {
              */
             public toJSON(): { [k: string]: any };
         }
+
+        /** FieldBehavior enum. */
+        enum FieldBehavior {
+            FIELD_BEHAVIOR_UNSPECIFIED = 0,
+            OPTIONAL = 1,
+            REQUIRED = 2,
+            OUTPUT_ONLY = 3,
+            INPUT_ONLY = 4,
+            IMMUTABLE = 5
+        }
     }
 
     /** Namespace protobuf. */
@@ -19129,6 +17674,9 @@ export namespace google {
 
             /** FieldOptions uninterpretedOption */
             uninterpretedOption?: (google.protobuf.IUninterpretedOption[]|null);
+
+            /** FieldOptions .google.api.fieldBehavior */
+            ".google.api.fieldBehavior"?: (google.api.FieldBehavior[]|null);
         }
 
         /** Represents a FieldOptions. */
diff --git a/protos/protos.js b/protos/protos.js
index 45af5d29..76bf08c4 100644
--- a/protos/protos.js
+++ b/protos/protos.js
@@ -901,6 +901,72 @@
                         return VideoContext;
                     })();
     
+                    /**
+                     * Feature enum.
+                     * @name google.cloud.videointelligence.v1.Feature
+                     * @enum {string}
+                     * @property {number} FEATURE_UNSPECIFIED=0 FEATURE_UNSPECIFIED value
+                     * @property {number} LABEL_DETECTION=1 LABEL_DETECTION value
+                     * @property {number} SHOT_CHANGE_DETECTION=2 SHOT_CHANGE_DETECTION value
+                     * @property {number} EXPLICIT_CONTENT_DETECTION=3 EXPLICIT_CONTENT_DETECTION value
+                     * @property {number} FACE_DETECTION=4 FACE_DETECTION value
+                     * @property {number} SPEECH_TRANSCRIPTION=6 SPEECH_TRANSCRIPTION value
+                     * @property {number} TEXT_DETECTION=7 TEXT_DETECTION value
+                     * @property {number} OBJECT_TRACKING=9 OBJECT_TRACKING value
+                     */
+                    v1.Feature = (function() {
+                        var valuesById = {}, values = Object.create(valuesById);
+                        values[valuesById[0] = "FEATURE_UNSPECIFIED"] = 0;
+                        values[valuesById[1] = "LABEL_DETECTION"] = 1;
+                        values[valuesById[2] = "SHOT_CHANGE_DETECTION"] = 2;
+                        values[valuesById[3] = "EXPLICIT_CONTENT_DETECTION"] = 3;
+                        values[valuesById[4] = "FACE_DETECTION"] = 4;
+                        values[valuesById[6] = "SPEECH_TRANSCRIPTION"] = 6;
+                        values[valuesById[7] = "TEXT_DETECTION"] = 7;
+                        values[valuesById[9] = "OBJECT_TRACKING"] = 9;
+                        return values;
+                    })();
+    
+                    /**
+                     * LabelDetectionMode enum.
+                     * @name google.cloud.videointelligence.v1.LabelDetectionMode
+                     * @enum {string}
+                     * @property {number} LABEL_DETECTION_MODE_UNSPECIFIED=0 LABEL_DETECTION_MODE_UNSPECIFIED value
+                     * @property {number} SHOT_MODE=1 SHOT_MODE value
+                     * @property {number} FRAME_MODE=2 FRAME_MODE value
+                     * @property {number} SHOT_AND_FRAME_MODE=3 SHOT_AND_FRAME_MODE value
+                     */
+                    v1.LabelDetectionMode = (function() {
+                        var valuesById = {}, values = Object.create(valuesById);
+                        values[valuesById[0] = "LABEL_DETECTION_MODE_UNSPECIFIED"] = 0;
+                        values[valuesById[1] = "SHOT_MODE"] = 1;
+                        values[valuesById[2] = "FRAME_MODE"] = 2;
+                        values[valuesById[3] = "SHOT_AND_FRAME_MODE"] = 3;
+                        return values;
+                    })();
+    
+                    /**
+                     * Likelihood enum.
+                     * @name google.cloud.videointelligence.v1.Likelihood
+                     * @enum {string}
+                     * @property {number} LIKELIHOOD_UNSPECIFIED=0 LIKELIHOOD_UNSPECIFIED value
+                     * @property {number} VERY_UNLIKELY=1 VERY_UNLIKELY value
+                     * @property {number} UNLIKELY=2 UNLIKELY value
+                     * @property {number} POSSIBLE=3 POSSIBLE value
+                     * @property {number} LIKELY=4 LIKELY value
+                     * @property {number} VERY_LIKELY=5 VERY_LIKELY value
+                     */
+                    v1.Likelihood = (function() {
+                        var valuesById = {}, values = Object.create(valuesById);
+                        values[valuesById[0] = "LIKELIHOOD_UNSPECIFIED"] = 0;
+                        values[valuesById[1] = "VERY_UNLIKELY"] = 1;
+                        values[valuesById[2] = "UNLIKELY"] = 2;
+                        values[valuesById[3] = "POSSIBLE"] = 3;
+                        values[valuesById[4] = "LIKELY"] = 4;
+                        values[valuesById[5] = "VERY_LIKELY"] = 5;
+                        return values;
+                    })();
+    
                     v1.LabelDetectionConfig = (function() {
     
                         /**
@@ -1387,24 +1453,24 @@
                         return ShotChangeDetectionConfig;
                     })();
     
-                    v1.ExplicitContentDetectionConfig = (function() {
+                    v1.ObjectTrackingConfig = (function() {
     
                         /**
-                         * Properties of an ExplicitContentDetectionConfig.
+                         * Properties of an ObjectTrackingConfig.
                          * @memberof google.cloud.videointelligence.v1
-                         * @interface IExplicitContentDetectionConfig
-                         * @property {string|null} [model] ExplicitContentDetectionConfig model
+                         * @interface IObjectTrackingConfig
+                         * @property {string|null} [model] ObjectTrackingConfig model
                          */
     
                         /**
-                         * Constructs a new ExplicitContentDetectionConfig.
+                         * Constructs a new ObjectTrackingConfig.
                          * @memberof google.cloud.videointelligence.v1
-                         * @classdesc Represents an ExplicitContentDetectionConfig.
-                         * @implements IExplicitContentDetectionConfig
+                         * @classdesc Represents an ObjectTrackingConfig.
+                         * @implements IObjectTrackingConfig
                          * @constructor
-                         * @param {google.cloud.videointelligence.v1.IExplicitContentDetectionConfig=} [properties] Properties to set
+                         * @param {google.cloud.videointelligence.v1.IObjectTrackingConfig=} [properties] Properties to set
                          */
-                        function ExplicitContentDetectionConfig(properties) {
+                        function ObjectTrackingConfig(properties) {
                             if (properties)
                                 for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
                                     if (properties[keys[i]] != null)
@@ -1412,35 +1478,35 @@
                         }
     
                         /**
-                         * ExplicitContentDetectionConfig model.
+                         * ObjectTrackingConfig model.
                          * @member {string} model
-                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
+                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
                          * @instance
                          */
-                        ExplicitContentDetectionConfig.prototype.model = "";
+                        ObjectTrackingConfig.prototype.model = "";
     
                         /**
-                         * Creates a new ExplicitContentDetectionConfig instance using the specified properties.
+                         * Creates a new ObjectTrackingConfig instance using the specified properties.
                          * @function create
-                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
+                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
                          * @static
-                         * @param {google.cloud.videointelligence.v1.IExplicitContentDetectionConfig=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1.ExplicitContentDetectionConfig} ExplicitContentDetectionConfig instance
+                         * @param {google.cloud.videointelligence.v1.IObjectTrackingConfig=} [properties] Properties to set
+                         * @returns {google.cloud.videointelligence.v1.ObjectTrackingConfig} ObjectTrackingConfig instance
                          */
-                        ExplicitContentDetectionConfig.create = function create(properties) {
-                            return new ExplicitContentDetectionConfig(properties);
+                        ObjectTrackingConfig.create = function create(properties) {
+                            return new ObjectTrackingConfig(properties);
                         };
     
                         /**
-                         * Encodes the specified ExplicitContentDetectionConfig message. Does not implicitly {@link google.cloud.videointelligence.v1.ExplicitContentDetectionConfig.verify|verify} messages.
+                         * Encodes the specified ObjectTrackingConfig message. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingConfig.verify|verify} messages.
                          * @function encode
-                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
+                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
                          * @static
-                         * @param {google.cloud.videointelligence.v1.IExplicitContentDetectionConfig} message ExplicitContentDetectionConfig message or plain object to encode
+                         * @param {google.cloud.videointelligence.v1.IObjectTrackingConfig} message ObjectTrackingConfig message or plain object to encode
                          * @param {$protobuf.Writer} [writer] Writer to encode to
                          * @returns {$protobuf.Writer} Writer
                          */
-                        ExplicitContentDetectionConfig.encode = function encode(message, writer) {
+                        ObjectTrackingConfig.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
                             if (message.model != null && message.hasOwnProperty("model"))
@@ -1449,33 +1515,33 @@
                         };
     
                         /**
-                         * Encodes the specified ExplicitContentDetectionConfig message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ExplicitContentDetectionConfig.verify|verify} messages.
+                         * Encodes the specified ObjectTrackingConfig message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingConfig.verify|verify} messages.
                          * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
+                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
                          * @static
-                         * @param {google.cloud.videointelligence.v1.IExplicitContentDetectionConfig} message ExplicitContentDetectionConfig message or plain object to encode
+                         * @param {google.cloud.videointelligence.v1.IObjectTrackingConfig} message ObjectTrackingConfig message or plain object to encode
                          * @param {$protobuf.Writer} [writer] Writer to encode to
                          * @returns {$protobuf.Writer} Writer
                          */
-                        ExplicitContentDetectionConfig.encodeDelimited = function encodeDelimited(message, writer) {
+                        ObjectTrackingConfig.encodeDelimited = function encodeDelimited(message, writer) {
                             return this.encode(message, writer).ldelim();
                         };
     
                         /**
-                         * Decodes an ExplicitContentDetectionConfig message from the specified reader or buffer.
+                         * Decodes an ObjectTrackingConfig message from the specified reader or buffer.
                          * @function decode
-                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
+                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
                          * @static
                          * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
                          * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1.ExplicitContentDetectionConfig} ExplicitContentDetectionConfig
+                         * @returns {google.cloud.videointelligence.v1.ObjectTrackingConfig} ObjectTrackingConfig
                          * @throws {Error} If the payload is not a reader or valid buffer
                          * @throws {$protobuf.util.ProtocolError} If required fields are missing
                          */
-                        ExplicitContentDetectionConfig.decode = function decode(reader, length) {
+                        ObjectTrackingConfig.decode = function decode(reader, length) {
                             if (!(reader instanceof $Reader))
                                 reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1.ExplicitContentDetectionConfig();
+                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1.ObjectTrackingConfig();
                             while (reader.pos < end) {
                                 var tag = reader.uint32();
                                 switch (tag >>> 3) {
@@ -1491,30 +1557,30 @@
                         };
     
                         /**
-                         * Decodes an ExplicitContentDetectionConfig message from the specified reader or buffer, length delimited.
+                         * Decodes an ObjectTrackingConfig message from the specified reader or buffer, length delimited.
                          * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
+                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
                          * @static
                          * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1.ExplicitContentDetectionConfig} ExplicitContentDetectionConfig
+                         * @returns {google.cloud.videointelligence.v1.ObjectTrackingConfig} ObjectTrackingConfig
                          * @throws {Error} If the payload is not a reader or valid buffer
                          * @throws {$protobuf.util.ProtocolError} If required fields are missing
                          */
-                        ExplicitContentDetectionConfig.decodeDelimited = function decodeDelimited(reader) {
+                        ObjectTrackingConfig.decodeDelimited = function decodeDelimited(reader) {
                             if (!(reader instanceof $Reader))
                                 reader = new $Reader(reader);
                             return this.decode(reader, reader.uint32());
                         };
     
                         /**
-                         * Verifies an ExplicitContentDetectionConfig message.
+                         * Verifies an ObjectTrackingConfig message.
                          * @function verify
-                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
+                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
                          * @static
                          * @param {Object.<string,*>} message Plain object to verify
                          * @returns {string|null} `null` if valid, otherwise the reason why it is not
                          */
-                        ExplicitContentDetectionConfig.verify = function verify(message) {
+                        ObjectTrackingConfig.verify = function verify(message) {
                             if (typeof message !== "object" || message === null)
                                 return "object expected";
                             if (message.model != null && message.hasOwnProperty("model"))
@@ -1524,32 +1590,32 @@
                         };
     
                         /**
-                         * Creates an ExplicitContentDetectionConfig message from a plain object. Also converts values to their respective internal types.
+                         * Creates an ObjectTrackingConfig message from a plain object. Also converts values to their respective internal types.
                          * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
+                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
                          * @static
                          * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1.ExplicitContentDetectionConfig} ExplicitContentDetectionConfig
+                         * @returns {google.cloud.videointelligence.v1.ObjectTrackingConfig} ObjectTrackingConfig
                          */
-                        ExplicitContentDetectionConfig.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1.ExplicitContentDetectionConfig)
+                        ObjectTrackingConfig.fromObject = function fromObject(object) {
+                            if (object instanceof $root.google.cloud.videointelligence.v1.ObjectTrackingConfig)
                                 return object;
-                            var message = new $root.google.cloud.videointelligence.v1.ExplicitContentDetectionConfig();
+                            var message = new $root.google.cloud.videointelligence.v1.ObjectTrackingConfig();
                             if (object.model != null)
                                 message.model = String(object.model);
                             return message;
                         };
     
                         /**
-                         * Creates a plain object from an ExplicitContentDetectionConfig message. Also converts values to other types if specified.
+                         * Creates a plain object from an ObjectTrackingConfig message. Also converts values to other types if specified.
                          * @function toObject
-                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
+                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
                          * @static
-                         * @param {google.cloud.videointelligence.v1.ExplicitContentDetectionConfig} message ExplicitContentDetectionConfig
+                         * @param {google.cloud.videointelligence.v1.ObjectTrackingConfig} message ObjectTrackingConfig
                          * @param {$protobuf.IConversionOptions} [options] Conversion options
                          * @returns {Object.<string,*>} Plain object
                          */
-                        ExplicitContentDetectionConfig.toObject = function toObject(message, options) {
+                        ObjectTrackingConfig.toObject = function toObject(message, options) {
                             if (!options)
                                 options = {};
                             var object = {};
@@ -1561,17 +1627,17 @@
                         };
     
                         /**
-                         * Converts this ExplicitContentDetectionConfig to JSON.
+                         * Converts this ObjectTrackingConfig to JSON.
                          * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
+                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
                          * @instance
                          * @returns {Object.<string,*>} JSON object
                          */
-                        ExplicitContentDetectionConfig.prototype.toJSON = function toJSON() {
+                        ObjectTrackingConfig.prototype.toJSON = function toJSON() {
                             return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
                         };
     
-                        return ExplicitContentDetectionConfig;
+                        return ObjectTrackingConfig;
                     })();
     
                     v1.FaceDetectionConfig = (function() {
@@ -1784,24 +1850,24 @@
                         return FaceDetectionConfig;
                     })();
     
-                    v1.ObjectTrackingConfig = (function() {
+                    v1.ExplicitContentDetectionConfig = (function() {
     
                         /**
-                         * Properties of an ObjectTrackingConfig.
+                         * Properties of an ExplicitContentDetectionConfig.
                          * @memberof google.cloud.videointelligence.v1
-                         * @interface IObjectTrackingConfig
-                         * @property {string|null} [model] ObjectTrackingConfig model
+                         * @interface IExplicitContentDetectionConfig
+                         * @property {string|null} [model] ExplicitContentDetectionConfig model
                          */
     
                         /**
-                         * Constructs a new ObjectTrackingConfig.
+                         * Constructs a new ExplicitContentDetectionConfig.
                          * @memberof google.cloud.videointelligence.v1
-                         * @classdesc Represents an ObjectTrackingConfig.
-                         * @implements IObjectTrackingConfig
+                         * @classdesc Represents an ExplicitContentDetectionConfig.
+                         * @implements IExplicitContentDetectionConfig
                          * @constructor
-                         * @param {google.cloud.videointelligence.v1.IObjectTrackingConfig=} [properties] Properties to set
+                         * @param {google.cloud.videointelligence.v1.IExplicitContentDetectionConfig=} [properties] Properties to set
                          */
-                        function ObjectTrackingConfig(properties) {
+                        function ExplicitContentDetectionConfig(properties) {
                             if (properties)
                                 for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
                                     if (properties[keys[i]] != null)
@@ -1809,35 +1875,35 @@
                         }
     
                         /**
-                         * ObjectTrackingConfig model.
+                         * ExplicitContentDetectionConfig model.
                          * @member {string} model
-                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
+                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
                          * @instance
                          */
-                        ObjectTrackingConfig.prototype.model = "";
+                        ExplicitContentDetectionConfig.prototype.model = "";
     
                         /**
-                         * Creates a new ObjectTrackingConfig instance using the specified properties.
+                         * Creates a new ExplicitContentDetectionConfig instance using the specified properties.
                          * @function create
-                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
+                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
                          * @static
-                         * @param {google.cloud.videointelligence.v1.IObjectTrackingConfig=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1.ObjectTrackingConfig} ObjectTrackingConfig instance
+                         * @param {google.cloud.videointelligence.v1.IExplicitContentDetectionConfig=} [properties] Properties to set
+                         * @returns {google.cloud.videointelligence.v1.ExplicitContentDetectionConfig} ExplicitContentDetectionConfig instance
                          */
-                        ObjectTrackingConfig.create = function create(properties) {
-                            return new ObjectTrackingConfig(properties);
+                        ExplicitContentDetectionConfig.create = function create(properties) {
+                            return new ExplicitContentDetectionConfig(properties);
                         };
     
                         /**
-                         * Encodes the specified ObjectTrackingConfig message. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingConfig.verify|verify} messages.
+                         * Encodes the specified ExplicitContentDetectionConfig message. Does not implicitly {@link google.cloud.videointelligence.v1.ExplicitContentDetectionConfig.verify|verify} messages.
                          * @function encode
-                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
+                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
                          * @static
-                         * @param {google.cloud.videointelligence.v1.IObjectTrackingConfig} message ObjectTrackingConfig message or plain object to encode
+                         * @param {google.cloud.videointelligence.v1.IExplicitContentDetectionConfig} message ExplicitContentDetectionConfig message or plain object to encode
                          * @param {$protobuf.Writer} [writer] Writer to encode to
                          * @returns {$protobuf.Writer} Writer
                          */
-                        ObjectTrackingConfig.encode = function encode(message, writer) {
+                        ExplicitContentDetectionConfig.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
                             if (message.model != null && message.hasOwnProperty("model"))
@@ -1846,33 +1912,33 @@
                         };
     
                         /**
-                         * Encodes the specified ObjectTrackingConfig message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ObjectTrackingConfig.verify|verify} messages.
+                         * Encodes the specified ExplicitContentDetectionConfig message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1.ExplicitContentDetectionConfig.verify|verify} messages.
                          * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
+                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
                          * @static
-                         * @param {google.cloud.videointelligence.v1.IObjectTrackingConfig} message ObjectTrackingConfig message or plain object to encode
+                         * @param {google.cloud.videointelligence.v1.IExplicitContentDetectionConfig} message ExplicitContentDetectionConfig message or plain object to encode
                          * @param {$protobuf.Writer} [writer] Writer to encode to
                          * @returns {$protobuf.Writer} Writer
                          */
-                        ObjectTrackingConfig.encodeDelimited = function encodeDelimited(message, writer) {
+                        ExplicitContentDetectionConfig.encodeDelimited = function encodeDelimited(message, writer) {
                             return this.encode(message, writer).ldelim();
                         };
     
                         /**
-                         * Decodes an ObjectTrackingConfig message from the specified reader or buffer.
+                         * Decodes an ExplicitContentDetectionConfig message from the specified reader or buffer.
                          * @function decode
-                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
+                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
                          * @static
                          * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
                          * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1.ObjectTrackingConfig} ObjectTrackingConfig
+                         * @returns {google.cloud.videointelligence.v1.ExplicitContentDetectionConfig} ExplicitContentDetectionConfig
                          * @throws {Error} If the payload is not a reader or valid buffer
                          * @throws {$protobuf.util.ProtocolError} If required fields are missing
                          */
-                        ObjectTrackingConfig.decode = function decode(reader, length) {
+                        ExplicitContentDetectionConfig.decode = function decode(reader, length) {
                             if (!(reader instanceof $Reader))
                                 reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1.ObjectTrackingConfig();
+                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1.ExplicitContentDetectionConfig();
                             while (reader.pos < end) {
                                 var tag = reader.uint32();
                                 switch (tag >>> 3) {
@@ -1888,30 +1954,30 @@
                         };
     
                         /**
-                         * Decodes an ObjectTrackingConfig message from the specified reader or buffer, length delimited.
+                         * Decodes an ExplicitContentDetectionConfig message from the specified reader or buffer, length delimited.
                          * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
+                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
                          * @static
                          * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1.ObjectTrackingConfig} ObjectTrackingConfig
+                         * @returns {google.cloud.videointelligence.v1.ExplicitContentDetectionConfig} ExplicitContentDetectionConfig
                          * @throws {Error} If the payload is not a reader or valid buffer
                          * @throws {$protobuf.util.ProtocolError} If required fields are missing
                          */
-                        ObjectTrackingConfig.decodeDelimited = function decodeDelimited(reader) {
+                        ExplicitContentDetectionConfig.decodeDelimited = function decodeDelimited(reader) {
                             if (!(reader instanceof $Reader))
                                 reader = new $Reader(reader);
                             return this.decode(reader, reader.uint32());
                         };
     
                         /**
-                         * Verifies an ObjectTrackingConfig message.
+                         * Verifies an ExplicitContentDetectionConfig message.
                          * @function verify
-                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
+                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
                          * @static
                          * @param {Object.<string,*>} message Plain object to verify
                          * @returns {string|null} `null` if valid, otherwise the reason why it is not
                          */
-                        ObjectTrackingConfig.verify = function verify(message) {
+                        ExplicitContentDetectionConfig.verify = function verify(message) {
                             if (typeof message !== "object" || message === null)
                                 return "object expected";
                             if (message.model != null && message.hasOwnProperty("model"))
@@ -1921,32 +1987,32 @@
                         };
     
                         /**
-                         * Creates an ObjectTrackingConfig message from a plain object. Also converts values to their respective internal types.
+                         * Creates an ExplicitContentDetectionConfig message from a plain object. Also converts values to their respective internal types.
                          * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
+                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
                          * @static
                          * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1.ObjectTrackingConfig} ObjectTrackingConfig
+                         * @returns {google.cloud.videointelligence.v1.ExplicitContentDetectionConfig} ExplicitContentDetectionConfig
                          */
-                        ObjectTrackingConfig.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1.ObjectTrackingConfig)
+                        ExplicitContentDetectionConfig.fromObject = function fromObject(object) {
+                            if (object instanceof $root.google.cloud.videointelligence.v1.ExplicitContentDetectionConfig)
                                 return object;
-                            var message = new $root.google.cloud.videointelligence.v1.ObjectTrackingConfig();
+                            var message = new $root.google.cloud.videointelligence.v1.ExplicitContentDetectionConfig();
                             if (object.model != null)
                                 message.model = String(object.model);
                             return message;
                         };
     
                         /**
-                         * Creates a plain object from an ObjectTrackingConfig message. Also converts values to other types if specified.
+                         * Creates a plain object from an ExplicitContentDetectionConfig message. Also converts values to other types if specified.
                          * @function toObject
-                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
+                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
                          * @static
-                         * @param {google.cloud.videointelligence.v1.ObjectTrackingConfig} message ObjectTrackingConfig
+                         * @param {google.cloud.videointelligence.v1.ExplicitContentDetectionConfig} message ExplicitContentDetectionConfig
                          * @param {$protobuf.IConversionOptions} [options] Conversion options
                          * @returns {Object.<string,*>} Plain object
                          */
-                        ObjectTrackingConfig.toObject = function toObject(message, options) {
+                        ExplicitContentDetectionConfig.toObject = function toObject(message, options) {
                             if (!options)
                                 options = {};
                             var object = {};
@@ -1958,17 +2024,17 @@
                         };
     
                         /**
-                         * Converts this ObjectTrackingConfig to JSON.
+                         * Converts this ExplicitContentDetectionConfig to JSON.
                          * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1.ObjectTrackingConfig
+                         * @memberof google.cloud.videointelligence.v1.ExplicitContentDetectionConfig
                          * @instance
                          * @returns {Object.<string,*>} JSON object
                          */
-                        ObjectTrackingConfig.prototype.toJSON = function toJSON() {
+                        ExplicitContentDetectionConfig.prototype.toJSON = function toJSON() {
                             return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
                         };
     
-                        return ObjectTrackingConfig;
+                        return ExplicitContentDetectionConfig;
                     })();
     
                     v1.TextDetectionConfig = (function() {
@@ -9374,4017 +9440,7 @@
                         return ObjectTrackingAnnotation;
                     })();
     
-                    /**
-                     * Feature enum.
-                     * @name google.cloud.videointelligence.v1.Feature
-                     * @enum {string}
-                     * @property {number} FEATURE_UNSPECIFIED=0 FEATURE_UNSPECIFIED value
-                     * @property {number} LABEL_DETECTION=1 LABEL_DETECTION value
-                     * @property {number} SHOT_CHANGE_DETECTION=2 SHOT_CHANGE_DETECTION value
-                     * @property {number} EXPLICIT_CONTENT_DETECTION=3 EXPLICIT_CONTENT_DETECTION value
-                     * @property {number} FACE_DETECTION=4 FACE_DETECTION value
-                     * @property {number} SPEECH_TRANSCRIPTION=6 SPEECH_TRANSCRIPTION value
-                     * @property {number} TEXT_DETECTION=7 TEXT_DETECTION value
-                     * @property {number} OBJECT_TRACKING=9 OBJECT_TRACKING value
-                     */
-                    v1.Feature = (function() {
-                        var valuesById = {}, values = Object.create(valuesById);
-                        values[valuesById[0] = "FEATURE_UNSPECIFIED"] = 0;
-                        values[valuesById[1] = "LABEL_DETECTION"] = 1;
-                        values[valuesById[2] = "SHOT_CHANGE_DETECTION"] = 2;
-                        values[valuesById[3] = "EXPLICIT_CONTENT_DETECTION"] = 3;
-                        values[valuesById[4] = "FACE_DETECTION"] = 4;
-                        values[valuesById[6] = "SPEECH_TRANSCRIPTION"] = 6;
-                        values[valuesById[7] = "TEXT_DETECTION"] = 7;
-                        values[valuesById[9] = "OBJECT_TRACKING"] = 9;
-                        return values;
-                    })();
-    
-                    /**
-                     * LabelDetectionMode enum.
-                     * @name google.cloud.videointelligence.v1.LabelDetectionMode
-                     * @enum {string}
-                     * @property {number} LABEL_DETECTION_MODE_UNSPECIFIED=0 LABEL_DETECTION_MODE_UNSPECIFIED value
-                     * @property {number} SHOT_MODE=1 SHOT_MODE value
-                     * @property {number} FRAME_MODE=2 FRAME_MODE value
-                     * @property {number} SHOT_AND_FRAME_MODE=3 SHOT_AND_FRAME_MODE value
-                     */
-                    v1.LabelDetectionMode = (function() {
-                        var valuesById = {}, values = Object.create(valuesById);
-                        values[valuesById[0] = "LABEL_DETECTION_MODE_UNSPECIFIED"] = 0;
-                        values[valuesById[1] = "SHOT_MODE"] = 1;
-                        values[valuesById[2] = "FRAME_MODE"] = 2;
-                        values[valuesById[3] = "SHOT_AND_FRAME_MODE"] = 3;
-                        return values;
-                    })();
-    
-                    /**
-                     * Likelihood enum.
-                     * @name google.cloud.videointelligence.v1.Likelihood
-                     * @enum {string}
-                     * @property {number} LIKELIHOOD_UNSPECIFIED=0 LIKELIHOOD_UNSPECIFIED value
-                     * @property {number} VERY_UNLIKELY=1 VERY_UNLIKELY value
-                     * @property {number} UNLIKELY=2 UNLIKELY value
-                     * @property {number} POSSIBLE=3 POSSIBLE value
-                     * @property {number} LIKELY=4 LIKELY value
-                     * @property {number} VERY_LIKELY=5 VERY_LIKELY value
-                     */
-                    v1.Likelihood = (function() {
-                        var valuesById = {}, values = Object.create(valuesById);
-                        values[valuesById[0] = "LIKELIHOOD_UNSPECIFIED"] = 0;
-                        values[valuesById[1] = "VERY_UNLIKELY"] = 1;
-                        values[valuesById[2] = "UNLIKELY"] = 2;
-                        values[valuesById[3] = "POSSIBLE"] = 3;
-                        values[valuesById[4] = "LIKELY"] = 4;
-                        values[valuesById[5] = "VERY_LIKELY"] = 5;
-                        return values;
-                    })();
-    
-                    return v1;
-                })();
-    
-                videointelligence.v1beta1 = (function() {
-    
-                    /**
-                     * Namespace v1beta1.
-                     * @memberof google.cloud.videointelligence
-                     * @namespace
-                     */
-                    var v1beta1 = {};
-    
-                    v1beta1.VideoIntelligenceService = (function() {
-    
-                        /**
-                         * Constructs a new VideoIntelligenceService service.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents a VideoIntelligenceService
-                         * @extends $protobuf.rpc.Service
-                         * @constructor
-                         * @param {$protobuf.RPCImpl} rpcImpl RPC implementation
-                         * @param {boolean} [requestDelimited=false] Whether requests are length-delimited
-                         * @param {boolean} [responseDelimited=false] Whether responses are length-delimited
-                         */
-                        function VideoIntelligenceService(rpcImpl, requestDelimited, responseDelimited) {
-                            $protobuf.rpc.Service.call(this, rpcImpl, requestDelimited, responseDelimited);
-                        }
-    
-                        (VideoIntelligenceService.prototype = Object.create($protobuf.rpc.Service.prototype)).constructor = VideoIntelligenceService;
-    
-                        /**
-                         * Creates new VideoIntelligenceService service using the specified rpc implementation.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoIntelligenceService
-                         * @static
-                         * @param {$protobuf.RPCImpl} rpcImpl RPC implementation
-                         * @param {boolean} [requestDelimited=false] Whether requests are length-delimited
-                         * @param {boolean} [responseDelimited=false] Whether responses are length-delimited
-                         * @returns {VideoIntelligenceService} RPC service. Useful where requests and/or responses are streamed.
-                         */
-                        VideoIntelligenceService.create = function create(rpcImpl, requestDelimited, responseDelimited) {
-                            return new this(rpcImpl, requestDelimited, responseDelimited);
-                        };
-    
-                        /**
-                         * Callback as used by {@link google.cloud.videointelligence.v1beta1.VideoIntelligenceService#annotateVideo}.
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoIntelligenceService
-                         * @typedef AnnotateVideoCallback
-                         * @type {function}
-                         * @param {Error|null} error Error, if any
-                         * @param {google.longrunning.Operation} [response] Operation
-                         */
-    
-                        /**
-                         * Calls AnnotateVideo.
-                         * @function annotateVideo
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoIntelligenceService
-                         * @instance
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest} request AnnotateVideoRequest message or plain object
-                         * @param {google.cloud.videointelligence.v1beta1.VideoIntelligenceService.AnnotateVideoCallback} callback Node-style callback called with the error, if any, and Operation
-                         * @returns {undefined}
-                         * @variation 1
-                         */
-                        Object.defineProperty(VideoIntelligenceService.prototype.annotateVideo = function annotateVideo(request, callback) {
-                            return this.rpcCall(annotateVideo, $root.google.cloud.videointelligence.v1beta1.AnnotateVideoRequest, $root.google.longrunning.Operation, request, callback);
-                        }, "name", { value: "AnnotateVideo" });
-    
-                        /**
-                         * Calls AnnotateVideo.
-                         * @function annotateVideo
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoIntelligenceService
-                         * @instance
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest} request AnnotateVideoRequest message or plain object
-                         * @returns {Promise<google.longrunning.Operation>} Promise
-                         * @variation 2
-                         */
-    
-                        return VideoIntelligenceService;
-                    })();
-    
-                    v1beta1.AnnotateVideoRequest = (function() {
-    
-                        /**
-                         * Properties of an AnnotateVideoRequest.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface IAnnotateVideoRequest
-                         * @property {string|null} [inputUri] AnnotateVideoRequest inputUri
-                         * @property {string|null} [inputContent] AnnotateVideoRequest inputContent
-                         * @property {Array.<google.cloud.videointelligence.v1beta1.Feature>|null} [features] AnnotateVideoRequest features
-                         * @property {google.cloud.videointelligence.v1beta1.IVideoContext|null} [videoContext] AnnotateVideoRequest videoContext
-                         * @property {string|null} [outputUri] AnnotateVideoRequest outputUri
-                         * @property {string|null} [locationId] AnnotateVideoRequest locationId
-                         */
-    
-                        /**
-                         * Constructs a new AnnotateVideoRequest.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents an AnnotateVideoRequest.
-                         * @implements IAnnotateVideoRequest
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest=} [properties] Properties to set
-                         */
-                        function AnnotateVideoRequest(properties) {
-                            this.features = [];
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * AnnotateVideoRequest inputUri.
-                         * @member {string} inputUri
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @instance
-                         */
-                        AnnotateVideoRequest.prototype.inputUri = "";
-    
-                        /**
-                         * AnnotateVideoRequest inputContent.
-                         * @member {string} inputContent
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @instance
-                         */
-                        AnnotateVideoRequest.prototype.inputContent = "";
-    
-                        /**
-                         * AnnotateVideoRequest features.
-                         * @member {Array.<google.cloud.videointelligence.v1beta1.Feature>} features
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @instance
-                         */
-                        AnnotateVideoRequest.prototype.features = $util.emptyArray;
-    
-                        /**
-                         * AnnotateVideoRequest videoContext.
-                         * @member {google.cloud.videointelligence.v1beta1.IVideoContext|null|undefined} videoContext
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @instance
-                         */
-                        AnnotateVideoRequest.prototype.videoContext = null;
-    
-                        /**
-                         * AnnotateVideoRequest outputUri.
-                         * @member {string} outputUri
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @instance
-                         */
-                        AnnotateVideoRequest.prototype.outputUri = "";
-    
-                        /**
-                         * AnnotateVideoRequest locationId.
-                         * @member {string} locationId
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @instance
-                         */
-                        AnnotateVideoRequest.prototype.locationId = "";
-    
-                        /**
-                         * Creates a new AnnotateVideoRequest instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoRequest} AnnotateVideoRequest instance
-                         */
-                        AnnotateVideoRequest.create = function create(properties) {
-                            return new AnnotateVideoRequest(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified AnnotateVideoRequest message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoRequest.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest} message AnnotateVideoRequest message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        AnnotateVideoRequest.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.inputUri != null && message.hasOwnProperty("inputUri"))
-                                writer.uint32(/* id 1, wireType 2 =*/10).string(message.inputUri);
-                            if (message.features != null && message.features.length) {
-                                writer.uint32(/* id 2, wireType 2 =*/18).fork();
-                                for (var i = 0; i < message.features.length; ++i)
-                                    writer.int32(message.features[i]);
-                                writer.ldelim();
-                            }
-                            if (message.videoContext != null && message.hasOwnProperty("videoContext"))
-                                $root.google.cloud.videointelligence.v1beta1.VideoContext.encode(message.videoContext, writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
-                            if (message.outputUri != null && message.hasOwnProperty("outputUri"))
-                                writer.uint32(/* id 4, wireType 2 =*/34).string(message.outputUri);
-                            if (message.locationId != null && message.hasOwnProperty("locationId"))
-                                writer.uint32(/* id 5, wireType 2 =*/42).string(message.locationId);
-                            if (message.inputContent != null && message.hasOwnProperty("inputContent"))
-                                writer.uint32(/* id 6, wireType 2 =*/50).string(message.inputContent);
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified AnnotateVideoRequest message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoRequest.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoRequest} message AnnotateVideoRequest message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        AnnotateVideoRequest.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes an AnnotateVideoRequest message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoRequest} AnnotateVideoRequest
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        AnnotateVideoRequest.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.AnnotateVideoRequest();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    message.inputUri = reader.string();
-                                    break;
-                                case 6:
-                                    message.inputContent = reader.string();
-                                    break;
-                                case 2:
-                                    if (!(message.features && message.features.length))
-                                        message.features = [];
-                                    if ((tag & 7) === 2) {
-                                        var end2 = reader.uint32() + reader.pos;
-                                        while (reader.pos < end2)
-                                            message.features.push(reader.int32());
-                                    } else
-                                        message.features.push(reader.int32());
-                                    break;
-                                case 3:
-                                    message.videoContext = $root.google.cloud.videointelligence.v1beta1.VideoContext.decode(reader, reader.uint32());
-                                    break;
-                                case 4:
-                                    message.outputUri = reader.string();
-                                    break;
-                                case 5:
-                                    message.locationId = reader.string();
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes an AnnotateVideoRequest message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoRequest} AnnotateVideoRequest
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        AnnotateVideoRequest.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies an AnnotateVideoRequest message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        AnnotateVideoRequest.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.inputUri != null && message.hasOwnProperty("inputUri"))
-                                if (!$util.isString(message.inputUri))
-                                    return "inputUri: string expected";
-                            if (message.inputContent != null && message.hasOwnProperty("inputContent"))
-                                if (!$util.isString(message.inputContent))
-                                    return "inputContent: string expected";
-                            if (message.features != null && message.hasOwnProperty("features")) {
-                                if (!Array.isArray(message.features))
-                                    return "features: array expected";
-                                for (var i = 0; i < message.features.length; ++i)
-                                    switch (message.features[i]) {
-                                    default:
-                                        return "features: enum value[] expected";
-                                    case 0:
-                                    case 1:
-                                    case 2:
-                                    case 3:
-                                    case 4:
-                                        break;
-                                    }
-                            }
-                            if (message.videoContext != null && message.hasOwnProperty("videoContext")) {
-                                var error = $root.google.cloud.videointelligence.v1beta1.VideoContext.verify(message.videoContext);
-                                if (error)
-                                    return "videoContext." + error;
-                            }
-                            if (message.outputUri != null && message.hasOwnProperty("outputUri"))
-                                if (!$util.isString(message.outputUri))
-                                    return "outputUri: string expected";
-                            if (message.locationId != null && message.hasOwnProperty("locationId"))
-                                if (!$util.isString(message.locationId))
-                                    return "locationId: string expected";
-                            return null;
-                        };
-    
-                        /**
-                         * Creates an AnnotateVideoRequest message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoRequest} AnnotateVideoRequest
-                         */
-                        AnnotateVideoRequest.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.AnnotateVideoRequest)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.AnnotateVideoRequest();
-                            if (object.inputUri != null)
-                                message.inputUri = String(object.inputUri);
-                            if (object.inputContent != null)
-                                message.inputContent = String(object.inputContent);
-                            if (object.features) {
-                                if (!Array.isArray(object.features))
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.AnnotateVideoRequest.features: array expected");
-                                message.features = [];
-                                for (var i = 0; i < object.features.length; ++i)
-                                    switch (object.features[i]) {
-                                    default:
-                                    case "FEATURE_UNSPECIFIED":
-                                    case 0:
-                                        message.features[i] = 0;
-                                        break;
-                                    case "LABEL_DETECTION":
-                                    case 1:
-                                        message.features[i] = 1;
-                                        break;
-                                    case "FACE_DETECTION":
-                                    case 2:
-                                        message.features[i] = 2;
-                                        break;
-                                    case "SHOT_CHANGE_DETECTION":
-                                    case 3:
-                                        message.features[i] = 3;
-                                        break;
-                                    case "SAFE_SEARCH_DETECTION":
-                                    case 4:
-                                        message.features[i] = 4;
-                                        break;
-                                    }
-                            }
-                            if (object.videoContext != null) {
-                                if (typeof object.videoContext !== "object")
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.AnnotateVideoRequest.videoContext: object expected");
-                                message.videoContext = $root.google.cloud.videointelligence.v1beta1.VideoContext.fromObject(object.videoContext);
-                            }
-                            if (object.outputUri != null)
-                                message.outputUri = String(object.outputUri);
-                            if (object.locationId != null)
-                                message.locationId = String(object.locationId);
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from an AnnotateVideoRequest message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.AnnotateVideoRequest} message AnnotateVideoRequest
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        AnnotateVideoRequest.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.arrays || options.defaults)
-                                object.features = [];
-                            if (options.defaults) {
-                                object.inputUri = "";
-                                object.videoContext = null;
-                                object.outputUri = "";
-                                object.locationId = "";
-                                object.inputContent = "";
-                            }
-                            if (message.inputUri != null && message.hasOwnProperty("inputUri"))
-                                object.inputUri = message.inputUri;
-                            if (message.features && message.features.length) {
-                                object.features = [];
-                                for (var j = 0; j < message.features.length; ++j)
-                                    object.features[j] = options.enums === String ? $root.google.cloud.videointelligence.v1beta1.Feature[message.features[j]] : message.features[j];
-                            }
-                            if (message.videoContext != null && message.hasOwnProperty("videoContext"))
-                                object.videoContext = $root.google.cloud.videointelligence.v1beta1.VideoContext.toObject(message.videoContext, options);
-                            if (message.outputUri != null && message.hasOwnProperty("outputUri"))
-                                object.outputUri = message.outputUri;
-                            if (message.locationId != null && message.hasOwnProperty("locationId"))
-                                object.locationId = message.locationId;
-                            if (message.inputContent != null && message.hasOwnProperty("inputContent"))
-                                object.inputContent = message.inputContent;
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this AnnotateVideoRequest to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoRequest
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        AnnotateVideoRequest.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return AnnotateVideoRequest;
-                    })();
-    
-                    v1beta1.VideoContext = (function() {
-    
-                        /**
-                         * Properties of a VideoContext.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface IVideoContext
-                         * @property {Array.<google.cloud.videointelligence.v1beta1.IVideoSegment>|null} [segments] VideoContext segments
-                         * @property {google.cloud.videointelligence.v1beta1.LabelDetectionMode|null} [labelDetectionMode] VideoContext labelDetectionMode
-                         * @property {boolean|null} [stationaryCamera] VideoContext stationaryCamera
-                         * @property {string|null} [labelDetectionModel] VideoContext labelDetectionModel
-                         * @property {string|null} [faceDetectionModel] VideoContext faceDetectionModel
-                         * @property {string|null} [shotChangeDetectionModel] VideoContext shotChangeDetectionModel
-                         * @property {string|null} [safeSearchDetectionModel] VideoContext safeSearchDetectionModel
-                         */
-    
-                        /**
-                         * Constructs a new VideoContext.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents a VideoContext.
-                         * @implements IVideoContext
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoContext=} [properties] Properties to set
-                         */
-                        function VideoContext(properties) {
-                            this.segments = [];
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * VideoContext segments.
-                         * @member {Array.<google.cloud.videointelligence.v1beta1.IVideoSegment>} segments
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @instance
-                         */
-                        VideoContext.prototype.segments = $util.emptyArray;
-    
-                        /**
-                         * VideoContext labelDetectionMode.
-                         * @member {google.cloud.videointelligence.v1beta1.LabelDetectionMode} labelDetectionMode
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @instance
-                         */
-                        VideoContext.prototype.labelDetectionMode = 0;
-    
-                        /**
-                         * VideoContext stationaryCamera.
-                         * @member {boolean} stationaryCamera
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @instance
-                         */
-                        VideoContext.prototype.stationaryCamera = false;
-    
-                        /**
-                         * VideoContext labelDetectionModel.
-                         * @member {string} labelDetectionModel
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @instance
-                         */
-                        VideoContext.prototype.labelDetectionModel = "";
-    
-                        /**
-                         * VideoContext faceDetectionModel.
-                         * @member {string} faceDetectionModel
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @instance
-                         */
-                        VideoContext.prototype.faceDetectionModel = "";
-    
-                        /**
-                         * VideoContext shotChangeDetectionModel.
-                         * @member {string} shotChangeDetectionModel
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @instance
-                         */
-                        VideoContext.prototype.shotChangeDetectionModel = "";
-    
-                        /**
-                         * VideoContext safeSearchDetectionModel.
-                         * @member {string} safeSearchDetectionModel
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @instance
-                         */
-                        VideoContext.prototype.safeSearchDetectionModel = "";
-    
-                        /**
-                         * Creates a new VideoContext instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoContext=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoContext} VideoContext instance
-                         */
-                        VideoContext.create = function create(properties) {
-                            return new VideoContext(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified VideoContext message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoContext.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoContext} message VideoContext message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        VideoContext.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.segments != null && message.segments.length)
-                                for (var i = 0; i < message.segments.length; ++i)
-                                    $root.google.cloud.videointelligence.v1beta1.VideoSegment.encode(message.segments[i], writer.uint32(/* id 1, wireType 2 =*/10).fork()).ldelim();
-                            if (message.labelDetectionMode != null && message.hasOwnProperty("labelDetectionMode"))
-                                writer.uint32(/* id 2, wireType 0 =*/16).int32(message.labelDetectionMode);
-                            if (message.stationaryCamera != null && message.hasOwnProperty("stationaryCamera"))
-                                writer.uint32(/* id 3, wireType 0 =*/24).bool(message.stationaryCamera);
-                            if (message.labelDetectionModel != null && message.hasOwnProperty("labelDetectionModel"))
-                                writer.uint32(/* id 4, wireType 2 =*/34).string(message.labelDetectionModel);
-                            if (message.faceDetectionModel != null && message.hasOwnProperty("faceDetectionModel"))
-                                writer.uint32(/* id 5, wireType 2 =*/42).string(message.faceDetectionModel);
-                            if (message.shotChangeDetectionModel != null && message.hasOwnProperty("shotChangeDetectionModel"))
-                                writer.uint32(/* id 6, wireType 2 =*/50).string(message.shotChangeDetectionModel);
-                            if (message.safeSearchDetectionModel != null && message.hasOwnProperty("safeSearchDetectionModel"))
-                                writer.uint32(/* id 7, wireType 2 =*/58).string(message.safeSearchDetectionModel);
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified VideoContext message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoContext.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoContext} message VideoContext message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        VideoContext.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes a VideoContext message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoContext} VideoContext
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        VideoContext.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.VideoContext();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    if (!(message.segments && message.segments.length))
-                                        message.segments = [];
-                                    message.segments.push($root.google.cloud.videointelligence.v1beta1.VideoSegment.decode(reader, reader.uint32()));
-                                    break;
-                                case 2:
-                                    message.labelDetectionMode = reader.int32();
-                                    break;
-                                case 3:
-                                    message.stationaryCamera = reader.bool();
-                                    break;
-                                case 4:
-                                    message.labelDetectionModel = reader.string();
-                                    break;
-                                case 5:
-                                    message.faceDetectionModel = reader.string();
-                                    break;
-                                case 6:
-                                    message.shotChangeDetectionModel = reader.string();
-                                    break;
-                                case 7:
-                                    message.safeSearchDetectionModel = reader.string();
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes a VideoContext message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoContext} VideoContext
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        VideoContext.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies a VideoContext message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        VideoContext.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.segments != null && message.hasOwnProperty("segments")) {
-                                if (!Array.isArray(message.segments))
-                                    return "segments: array expected";
-                                for (var i = 0; i < message.segments.length; ++i) {
-                                    var error = $root.google.cloud.videointelligence.v1beta1.VideoSegment.verify(message.segments[i]);
-                                    if (error)
-                                        return "segments." + error;
-                                }
-                            }
-                            if (message.labelDetectionMode != null && message.hasOwnProperty("labelDetectionMode"))
-                                switch (message.labelDetectionMode) {
-                                default:
-                                    return "labelDetectionMode: enum value expected";
-                                case 0:
-                                case 1:
-                                case 2:
-                                case 3:
-                                    break;
-                                }
-                            if (message.stationaryCamera != null && message.hasOwnProperty("stationaryCamera"))
-                                if (typeof message.stationaryCamera !== "boolean")
-                                    return "stationaryCamera: boolean expected";
-                            if (message.labelDetectionModel != null && message.hasOwnProperty("labelDetectionModel"))
-                                if (!$util.isString(message.labelDetectionModel))
-                                    return "labelDetectionModel: string expected";
-                            if (message.faceDetectionModel != null && message.hasOwnProperty("faceDetectionModel"))
-                                if (!$util.isString(message.faceDetectionModel))
-                                    return "faceDetectionModel: string expected";
-                            if (message.shotChangeDetectionModel != null && message.hasOwnProperty("shotChangeDetectionModel"))
-                                if (!$util.isString(message.shotChangeDetectionModel))
-                                    return "shotChangeDetectionModel: string expected";
-                            if (message.safeSearchDetectionModel != null && message.hasOwnProperty("safeSearchDetectionModel"))
-                                if (!$util.isString(message.safeSearchDetectionModel))
-                                    return "safeSearchDetectionModel: string expected";
-                            return null;
-                        };
-    
-                        /**
-                         * Creates a VideoContext message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoContext} VideoContext
-                         */
-                        VideoContext.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.VideoContext)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.VideoContext();
-                            if (object.segments) {
-                                if (!Array.isArray(object.segments))
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.VideoContext.segments: array expected");
-                                message.segments = [];
-                                for (var i = 0; i < object.segments.length; ++i) {
-                                    if (typeof object.segments[i] !== "object")
-                                        throw TypeError(".google.cloud.videointelligence.v1beta1.VideoContext.segments: object expected");
-                                    message.segments[i] = $root.google.cloud.videointelligence.v1beta1.VideoSegment.fromObject(object.segments[i]);
-                                }
-                            }
-                            switch (object.labelDetectionMode) {
-                            case "LABEL_DETECTION_MODE_UNSPECIFIED":
-                            case 0:
-                                message.labelDetectionMode = 0;
-                                break;
-                            case "SHOT_MODE":
-                            case 1:
-                                message.labelDetectionMode = 1;
-                                break;
-                            case "FRAME_MODE":
-                            case 2:
-                                message.labelDetectionMode = 2;
-                                break;
-                            case "SHOT_AND_FRAME_MODE":
-                            case 3:
-                                message.labelDetectionMode = 3;
-                                break;
-                            }
-                            if (object.stationaryCamera != null)
-                                message.stationaryCamera = Boolean(object.stationaryCamera);
-                            if (object.labelDetectionModel != null)
-                                message.labelDetectionModel = String(object.labelDetectionModel);
-                            if (object.faceDetectionModel != null)
-                                message.faceDetectionModel = String(object.faceDetectionModel);
-                            if (object.shotChangeDetectionModel != null)
-                                message.shotChangeDetectionModel = String(object.shotChangeDetectionModel);
-                            if (object.safeSearchDetectionModel != null)
-                                message.safeSearchDetectionModel = String(object.safeSearchDetectionModel);
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from a VideoContext message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.VideoContext} message VideoContext
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        VideoContext.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.arrays || options.defaults)
-                                object.segments = [];
-                            if (options.defaults) {
-                                object.labelDetectionMode = options.enums === String ? "LABEL_DETECTION_MODE_UNSPECIFIED" : 0;
-                                object.stationaryCamera = false;
-                                object.labelDetectionModel = "";
-                                object.faceDetectionModel = "";
-                                object.shotChangeDetectionModel = "";
-                                object.safeSearchDetectionModel = "";
-                            }
-                            if (message.segments && message.segments.length) {
-                                object.segments = [];
-                                for (var j = 0; j < message.segments.length; ++j)
-                                    object.segments[j] = $root.google.cloud.videointelligence.v1beta1.VideoSegment.toObject(message.segments[j], options);
-                            }
-                            if (message.labelDetectionMode != null && message.hasOwnProperty("labelDetectionMode"))
-                                object.labelDetectionMode = options.enums === String ? $root.google.cloud.videointelligence.v1beta1.LabelDetectionMode[message.labelDetectionMode] : message.labelDetectionMode;
-                            if (message.stationaryCamera != null && message.hasOwnProperty("stationaryCamera"))
-                                object.stationaryCamera = message.stationaryCamera;
-                            if (message.labelDetectionModel != null && message.hasOwnProperty("labelDetectionModel"))
-                                object.labelDetectionModel = message.labelDetectionModel;
-                            if (message.faceDetectionModel != null && message.hasOwnProperty("faceDetectionModel"))
-                                object.faceDetectionModel = message.faceDetectionModel;
-                            if (message.shotChangeDetectionModel != null && message.hasOwnProperty("shotChangeDetectionModel"))
-                                object.shotChangeDetectionModel = message.shotChangeDetectionModel;
-                            if (message.safeSearchDetectionModel != null && message.hasOwnProperty("safeSearchDetectionModel"))
-                                object.safeSearchDetectionModel = message.safeSearchDetectionModel;
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this VideoContext to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoContext
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        VideoContext.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return VideoContext;
-                    })();
-    
-                    v1beta1.VideoSegment = (function() {
-    
-                        /**
-                         * Properties of a VideoSegment.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface IVideoSegment
-                         * @property {number|Long|null} [startTimeOffset] VideoSegment startTimeOffset
-                         * @property {number|Long|null} [endTimeOffset] VideoSegment endTimeOffset
-                         */
-    
-                        /**
-                         * Constructs a new VideoSegment.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents a VideoSegment.
-                         * @implements IVideoSegment
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoSegment=} [properties] Properties to set
-                         */
-                        function VideoSegment(properties) {
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * VideoSegment startTimeOffset.
-                         * @member {number|Long} startTimeOffset
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoSegment
-                         * @instance
-                         */
-                        VideoSegment.prototype.startTimeOffset = $util.Long ? $util.Long.fromBits(0,0,false) : 0;
-    
-                        /**
-                         * VideoSegment endTimeOffset.
-                         * @member {number|Long} endTimeOffset
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoSegment
-                         * @instance
-                         */
-                        VideoSegment.prototype.endTimeOffset = $util.Long ? $util.Long.fromBits(0,0,false) : 0;
-    
-                        /**
-                         * Creates a new VideoSegment instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoSegment
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoSegment=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoSegment} VideoSegment instance
-                         */
-                        VideoSegment.create = function create(properties) {
-                            return new VideoSegment(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified VideoSegment message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoSegment.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoSegment
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoSegment} message VideoSegment message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        VideoSegment.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.startTimeOffset != null && message.hasOwnProperty("startTimeOffset"))
-                                writer.uint32(/* id 1, wireType 0 =*/8).int64(message.startTimeOffset);
-                            if (message.endTimeOffset != null && message.hasOwnProperty("endTimeOffset"))
-                                writer.uint32(/* id 2, wireType 0 =*/16).int64(message.endTimeOffset);
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified VideoSegment message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoSegment.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoSegment
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoSegment} message VideoSegment message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        VideoSegment.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes a VideoSegment message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoSegment
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoSegment} VideoSegment
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        VideoSegment.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.VideoSegment();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    message.startTimeOffset = reader.int64();
-                                    break;
-                                case 2:
-                                    message.endTimeOffset = reader.int64();
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes a VideoSegment message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoSegment
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoSegment} VideoSegment
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        VideoSegment.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies a VideoSegment message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoSegment
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        VideoSegment.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.startTimeOffset != null && message.hasOwnProperty("startTimeOffset"))
-                                if (!$util.isInteger(message.startTimeOffset) && !(message.startTimeOffset && $util.isInteger(message.startTimeOffset.low) && $util.isInteger(message.startTimeOffset.high)))
-                                    return "startTimeOffset: integer|Long expected";
-                            if (message.endTimeOffset != null && message.hasOwnProperty("endTimeOffset"))
-                                if (!$util.isInteger(message.endTimeOffset) && !(message.endTimeOffset && $util.isInteger(message.endTimeOffset.low) && $util.isInteger(message.endTimeOffset.high)))
-                                    return "endTimeOffset: integer|Long expected";
-                            return null;
-                        };
-    
-                        /**
-                         * Creates a VideoSegment message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoSegment
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoSegment} VideoSegment
-                         */
-                        VideoSegment.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.VideoSegment)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.VideoSegment();
-                            if (object.startTimeOffset != null)
-                                if ($util.Long)
-                                    (message.startTimeOffset = $util.Long.fromValue(object.startTimeOffset)).unsigned = false;
-                                else if (typeof object.startTimeOffset === "string")
-                                    message.startTimeOffset = parseInt(object.startTimeOffset, 10);
-                                else if (typeof object.startTimeOffset === "number")
-                                    message.startTimeOffset = object.startTimeOffset;
-                                else if (typeof object.startTimeOffset === "object")
-                                    message.startTimeOffset = new $util.LongBits(object.startTimeOffset.low >>> 0, object.startTimeOffset.high >>> 0).toNumber();
-                            if (object.endTimeOffset != null)
-                                if ($util.Long)
-                                    (message.endTimeOffset = $util.Long.fromValue(object.endTimeOffset)).unsigned = false;
-                                else if (typeof object.endTimeOffset === "string")
-                                    message.endTimeOffset = parseInt(object.endTimeOffset, 10);
-                                else if (typeof object.endTimeOffset === "number")
-                                    message.endTimeOffset = object.endTimeOffset;
-                                else if (typeof object.endTimeOffset === "object")
-                                    message.endTimeOffset = new $util.LongBits(object.endTimeOffset.low >>> 0, object.endTimeOffset.high >>> 0).toNumber();
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from a VideoSegment message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoSegment
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.VideoSegment} message VideoSegment
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        VideoSegment.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.defaults) {
-                                if ($util.Long) {
-                                    var long = new $util.Long(0, 0, false);
-                                    object.startTimeOffset = options.longs === String ? long.toString() : options.longs === Number ? long.toNumber() : long;
-                                } else
-                                    object.startTimeOffset = options.longs === String ? "0" : 0;
-                                if ($util.Long) {
-                                    var long = new $util.Long(0, 0, false);
-                                    object.endTimeOffset = options.longs === String ? long.toString() : options.longs === Number ? long.toNumber() : long;
-                                } else
-                                    object.endTimeOffset = options.longs === String ? "0" : 0;
-                            }
-                            if (message.startTimeOffset != null && message.hasOwnProperty("startTimeOffset"))
-                                if (typeof message.startTimeOffset === "number")
-                                    object.startTimeOffset = options.longs === String ? String(message.startTimeOffset) : message.startTimeOffset;
-                                else
-                                    object.startTimeOffset = options.longs === String ? $util.Long.prototype.toString.call(message.startTimeOffset) : options.longs === Number ? new $util.LongBits(message.startTimeOffset.low >>> 0, message.startTimeOffset.high >>> 0).toNumber() : message.startTimeOffset;
-                            if (message.endTimeOffset != null && message.hasOwnProperty("endTimeOffset"))
-                                if (typeof message.endTimeOffset === "number")
-                                    object.endTimeOffset = options.longs === String ? String(message.endTimeOffset) : message.endTimeOffset;
-                                else
-                                    object.endTimeOffset = options.longs === String ? $util.Long.prototype.toString.call(message.endTimeOffset) : options.longs === Number ? new $util.LongBits(message.endTimeOffset.low >>> 0, message.endTimeOffset.high >>> 0).toNumber() : message.endTimeOffset;
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this VideoSegment to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoSegment
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        VideoSegment.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return VideoSegment;
-                    })();
-    
-                    v1beta1.LabelLocation = (function() {
-    
-                        /**
-                         * Properties of a LabelLocation.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface ILabelLocation
-                         * @property {google.cloud.videointelligence.v1beta1.IVideoSegment|null} [segment] LabelLocation segment
-                         * @property {number|null} [confidence] LabelLocation confidence
-                         * @property {google.cloud.videointelligence.v1beta1.LabelLevel|null} [level] LabelLocation level
-                         */
-    
-                        /**
-                         * Constructs a new LabelLocation.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents a LabelLocation.
-                         * @implements ILabelLocation
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.ILabelLocation=} [properties] Properties to set
-                         */
-                        function LabelLocation(properties) {
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * LabelLocation segment.
-                         * @member {google.cloud.videointelligence.v1beta1.IVideoSegment|null|undefined} segment
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @instance
-                         */
-                        LabelLocation.prototype.segment = null;
-    
-                        /**
-                         * LabelLocation confidence.
-                         * @member {number} confidence
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @instance
-                         */
-                        LabelLocation.prototype.confidence = 0;
-    
-                        /**
-                         * LabelLocation level.
-                         * @member {google.cloud.videointelligence.v1beta1.LabelLevel} level
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @instance
-                         */
-                        LabelLocation.prototype.level = 0;
-    
-                        /**
-                         * Creates a new LabelLocation instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.ILabelLocation=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.LabelLocation} LabelLocation instance
-                         */
-                        LabelLocation.create = function create(properties) {
-                            return new LabelLocation(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified LabelLocation message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.LabelLocation.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.ILabelLocation} message LabelLocation message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        LabelLocation.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.segment != null && message.hasOwnProperty("segment"))
-                                $root.google.cloud.videointelligence.v1beta1.VideoSegment.encode(message.segment, writer.uint32(/* id 1, wireType 2 =*/10).fork()).ldelim();
-                            if (message.confidence != null && message.hasOwnProperty("confidence"))
-                                writer.uint32(/* id 2, wireType 5 =*/21).float(message.confidence);
-                            if (message.level != null && message.hasOwnProperty("level"))
-                                writer.uint32(/* id 3, wireType 0 =*/24).int32(message.level);
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified LabelLocation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.LabelLocation.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.ILabelLocation} message LabelLocation message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        LabelLocation.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes a LabelLocation message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.LabelLocation} LabelLocation
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        LabelLocation.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.LabelLocation();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    message.segment = $root.google.cloud.videointelligence.v1beta1.VideoSegment.decode(reader, reader.uint32());
-                                    break;
-                                case 2:
-                                    message.confidence = reader.float();
-                                    break;
-                                case 3:
-                                    message.level = reader.int32();
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes a LabelLocation message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.LabelLocation} LabelLocation
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        LabelLocation.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies a LabelLocation message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        LabelLocation.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.segment != null && message.hasOwnProperty("segment")) {
-                                var error = $root.google.cloud.videointelligence.v1beta1.VideoSegment.verify(message.segment);
-                                if (error)
-                                    return "segment." + error;
-                            }
-                            if (message.confidence != null && message.hasOwnProperty("confidence"))
-                                if (typeof message.confidence !== "number")
-                                    return "confidence: number expected";
-                            if (message.level != null && message.hasOwnProperty("level"))
-                                switch (message.level) {
-                                default:
-                                    return "level: enum value expected";
-                                case 0:
-                                case 1:
-                                case 2:
-                                case 3:
-                                case 4:
-                                    break;
-                                }
-                            return null;
-                        };
-    
-                        /**
-                         * Creates a LabelLocation message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.LabelLocation} LabelLocation
-                         */
-                        LabelLocation.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.LabelLocation)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.LabelLocation();
-                            if (object.segment != null) {
-                                if (typeof object.segment !== "object")
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.LabelLocation.segment: object expected");
-                                message.segment = $root.google.cloud.videointelligence.v1beta1.VideoSegment.fromObject(object.segment);
-                            }
-                            if (object.confidence != null)
-                                message.confidence = Number(object.confidence);
-                            switch (object.level) {
-                            case "LABEL_LEVEL_UNSPECIFIED":
-                            case 0:
-                                message.level = 0;
-                                break;
-                            case "VIDEO_LEVEL":
-                            case 1:
-                                message.level = 1;
-                                break;
-                            case "SEGMENT_LEVEL":
-                            case 2:
-                                message.level = 2;
-                                break;
-                            case "SHOT_LEVEL":
-                            case 3:
-                                message.level = 3;
-                                break;
-                            case "FRAME_LEVEL":
-                            case 4:
-                                message.level = 4;
-                                break;
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from a LabelLocation message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.LabelLocation} message LabelLocation
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        LabelLocation.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.defaults) {
-                                object.segment = null;
-                                object.confidence = 0;
-                                object.level = options.enums === String ? "LABEL_LEVEL_UNSPECIFIED" : 0;
-                            }
-                            if (message.segment != null && message.hasOwnProperty("segment"))
-                                object.segment = $root.google.cloud.videointelligence.v1beta1.VideoSegment.toObject(message.segment, options);
-                            if (message.confidence != null && message.hasOwnProperty("confidence"))
-                                object.confidence = options.json && !isFinite(message.confidence) ? String(message.confidence) : message.confidence;
-                            if (message.level != null && message.hasOwnProperty("level"))
-                                object.level = options.enums === String ? $root.google.cloud.videointelligence.v1beta1.LabelLevel[message.level] : message.level;
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this LabelLocation to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelLocation
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        LabelLocation.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return LabelLocation;
-                    })();
-    
-                    v1beta1.LabelAnnotation = (function() {
-    
-                        /**
-                         * Properties of a LabelAnnotation.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface ILabelAnnotation
-                         * @property {string|null} [description] LabelAnnotation description
-                         * @property {string|null} [languageCode] LabelAnnotation languageCode
-                         * @property {Array.<google.cloud.videointelligence.v1beta1.ILabelLocation>|null} [locations] LabelAnnotation locations
-                         */
-    
-                        /**
-                         * Constructs a new LabelAnnotation.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents a LabelAnnotation.
-                         * @implements ILabelAnnotation
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.ILabelAnnotation=} [properties] Properties to set
-                         */
-                        function LabelAnnotation(properties) {
-                            this.locations = [];
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * LabelAnnotation description.
-                         * @member {string} description
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @instance
-                         */
-                        LabelAnnotation.prototype.description = "";
-    
-                        /**
-                         * LabelAnnotation languageCode.
-                         * @member {string} languageCode
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @instance
-                         */
-                        LabelAnnotation.prototype.languageCode = "";
-    
-                        /**
-                         * LabelAnnotation locations.
-                         * @member {Array.<google.cloud.videointelligence.v1beta1.ILabelLocation>} locations
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @instance
-                         */
-                        LabelAnnotation.prototype.locations = $util.emptyArray;
-    
-                        /**
-                         * Creates a new LabelAnnotation instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.ILabelAnnotation=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.LabelAnnotation} LabelAnnotation instance
-                         */
-                        LabelAnnotation.create = function create(properties) {
-                            return new LabelAnnotation(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified LabelAnnotation message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.LabelAnnotation.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.ILabelAnnotation} message LabelAnnotation message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        LabelAnnotation.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.description != null && message.hasOwnProperty("description"))
-                                writer.uint32(/* id 1, wireType 2 =*/10).string(message.description);
-                            if (message.languageCode != null && message.hasOwnProperty("languageCode"))
-                                writer.uint32(/* id 2, wireType 2 =*/18).string(message.languageCode);
-                            if (message.locations != null && message.locations.length)
-                                for (var i = 0; i < message.locations.length; ++i)
-                                    $root.google.cloud.videointelligence.v1beta1.LabelLocation.encode(message.locations[i], writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified LabelAnnotation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.LabelAnnotation.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.ILabelAnnotation} message LabelAnnotation message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        LabelAnnotation.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes a LabelAnnotation message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.LabelAnnotation} LabelAnnotation
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        LabelAnnotation.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.LabelAnnotation();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    message.description = reader.string();
-                                    break;
-                                case 2:
-                                    message.languageCode = reader.string();
-                                    break;
-                                case 3:
-                                    if (!(message.locations && message.locations.length))
-                                        message.locations = [];
-                                    message.locations.push($root.google.cloud.videointelligence.v1beta1.LabelLocation.decode(reader, reader.uint32()));
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes a LabelAnnotation message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.LabelAnnotation} LabelAnnotation
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        LabelAnnotation.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies a LabelAnnotation message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        LabelAnnotation.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.description != null && message.hasOwnProperty("description"))
-                                if (!$util.isString(message.description))
-                                    return "description: string expected";
-                            if (message.languageCode != null && message.hasOwnProperty("languageCode"))
-                                if (!$util.isString(message.languageCode))
-                                    return "languageCode: string expected";
-                            if (message.locations != null && message.hasOwnProperty("locations")) {
-                                if (!Array.isArray(message.locations))
-                                    return "locations: array expected";
-                                for (var i = 0; i < message.locations.length; ++i) {
-                                    var error = $root.google.cloud.videointelligence.v1beta1.LabelLocation.verify(message.locations[i]);
-                                    if (error)
-                                        return "locations." + error;
-                                }
-                            }
-                            return null;
-                        };
-    
-                        /**
-                         * Creates a LabelAnnotation message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.LabelAnnotation} LabelAnnotation
-                         */
-                        LabelAnnotation.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.LabelAnnotation)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.LabelAnnotation();
-                            if (object.description != null)
-                                message.description = String(object.description);
-                            if (object.languageCode != null)
-                                message.languageCode = String(object.languageCode);
-                            if (object.locations) {
-                                if (!Array.isArray(object.locations))
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.LabelAnnotation.locations: array expected");
-                                message.locations = [];
-                                for (var i = 0; i < object.locations.length; ++i) {
-                                    if (typeof object.locations[i] !== "object")
-                                        throw TypeError(".google.cloud.videointelligence.v1beta1.LabelAnnotation.locations: object expected");
-                                    message.locations[i] = $root.google.cloud.videointelligence.v1beta1.LabelLocation.fromObject(object.locations[i]);
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from a LabelAnnotation message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.LabelAnnotation} message LabelAnnotation
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        LabelAnnotation.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.arrays || options.defaults)
-                                object.locations = [];
-                            if (options.defaults) {
-                                object.description = "";
-                                object.languageCode = "";
-                            }
-                            if (message.description != null && message.hasOwnProperty("description"))
-                                object.description = message.description;
-                            if (message.languageCode != null && message.hasOwnProperty("languageCode"))
-                                object.languageCode = message.languageCode;
-                            if (message.locations && message.locations.length) {
-                                object.locations = [];
-                                for (var j = 0; j < message.locations.length; ++j)
-                                    object.locations[j] = $root.google.cloud.videointelligence.v1beta1.LabelLocation.toObject(message.locations[j], options);
-                            }
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this LabelAnnotation to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.LabelAnnotation
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        LabelAnnotation.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return LabelAnnotation;
-                    })();
-    
-                    v1beta1.SafeSearchAnnotation = (function() {
-    
-                        /**
-                         * Properties of a SafeSearchAnnotation.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface ISafeSearchAnnotation
-                         * @property {google.cloud.videointelligence.v1beta1.Likelihood|null} [adult] SafeSearchAnnotation adult
-                         * @property {google.cloud.videointelligence.v1beta1.Likelihood|null} [spoof] SafeSearchAnnotation spoof
-                         * @property {google.cloud.videointelligence.v1beta1.Likelihood|null} [medical] SafeSearchAnnotation medical
-                         * @property {google.cloud.videointelligence.v1beta1.Likelihood|null} [violent] SafeSearchAnnotation violent
-                         * @property {google.cloud.videointelligence.v1beta1.Likelihood|null} [racy] SafeSearchAnnotation racy
-                         * @property {number|Long|null} [timeOffset] SafeSearchAnnotation timeOffset
-                         */
-    
-                        /**
-                         * Constructs a new SafeSearchAnnotation.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents a SafeSearchAnnotation.
-                         * @implements ISafeSearchAnnotation
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation=} [properties] Properties to set
-                         */
-                        function SafeSearchAnnotation(properties) {
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * SafeSearchAnnotation adult.
-                         * @member {google.cloud.videointelligence.v1beta1.Likelihood} adult
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @instance
-                         */
-                        SafeSearchAnnotation.prototype.adult = 0;
-    
-                        /**
-                         * SafeSearchAnnotation spoof.
-                         * @member {google.cloud.videointelligence.v1beta1.Likelihood} spoof
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @instance
-                         */
-                        SafeSearchAnnotation.prototype.spoof = 0;
-    
-                        /**
-                         * SafeSearchAnnotation medical.
-                         * @member {google.cloud.videointelligence.v1beta1.Likelihood} medical
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @instance
-                         */
-                        SafeSearchAnnotation.prototype.medical = 0;
-    
-                        /**
-                         * SafeSearchAnnotation violent.
-                         * @member {google.cloud.videointelligence.v1beta1.Likelihood} violent
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @instance
-                         */
-                        SafeSearchAnnotation.prototype.violent = 0;
-    
-                        /**
-                         * SafeSearchAnnotation racy.
-                         * @member {google.cloud.videointelligence.v1beta1.Likelihood} racy
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @instance
-                         */
-                        SafeSearchAnnotation.prototype.racy = 0;
-    
-                        /**
-                         * SafeSearchAnnotation timeOffset.
-                         * @member {number|Long} timeOffset
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @instance
-                         */
-                        SafeSearchAnnotation.prototype.timeOffset = $util.Long ? $util.Long.fromBits(0,0,false) : 0;
-    
-                        /**
-                         * Creates a new SafeSearchAnnotation instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.SafeSearchAnnotation} SafeSearchAnnotation instance
-                         */
-                        SafeSearchAnnotation.create = function create(properties) {
-                            return new SafeSearchAnnotation(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified SafeSearchAnnotation message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.SafeSearchAnnotation.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation} message SafeSearchAnnotation message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        SafeSearchAnnotation.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.adult != null && message.hasOwnProperty("adult"))
-                                writer.uint32(/* id 1, wireType 0 =*/8).int32(message.adult);
-                            if (message.spoof != null && message.hasOwnProperty("spoof"))
-                                writer.uint32(/* id 2, wireType 0 =*/16).int32(message.spoof);
-                            if (message.medical != null && message.hasOwnProperty("medical"))
-                                writer.uint32(/* id 3, wireType 0 =*/24).int32(message.medical);
-                            if (message.violent != null && message.hasOwnProperty("violent"))
-                                writer.uint32(/* id 4, wireType 0 =*/32).int32(message.violent);
-                            if (message.racy != null && message.hasOwnProperty("racy"))
-                                writer.uint32(/* id 5, wireType 0 =*/40).int32(message.racy);
-                            if (message.timeOffset != null && message.hasOwnProperty("timeOffset"))
-                                writer.uint32(/* id 6, wireType 0 =*/48).int64(message.timeOffset);
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified SafeSearchAnnotation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.SafeSearchAnnotation.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation} message SafeSearchAnnotation message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        SafeSearchAnnotation.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes a SafeSearchAnnotation message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.SafeSearchAnnotation} SafeSearchAnnotation
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        SafeSearchAnnotation.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.SafeSearchAnnotation();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    message.adult = reader.int32();
-                                    break;
-                                case 2:
-                                    message.spoof = reader.int32();
-                                    break;
-                                case 3:
-                                    message.medical = reader.int32();
-                                    break;
-                                case 4:
-                                    message.violent = reader.int32();
-                                    break;
-                                case 5:
-                                    message.racy = reader.int32();
-                                    break;
-                                case 6:
-                                    message.timeOffset = reader.int64();
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes a SafeSearchAnnotation message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.SafeSearchAnnotation} SafeSearchAnnotation
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        SafeSearchAnnotation.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies a SafeSearchAnnotation message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        SafeSearchAnnotation.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.adult != null && message.hasOwnProperty("adult"))
-                                switch (message.adult) {
-                                default:
-                                    return "adult: enum value expected";
-                                case 0:
-                                case 1:
-                                case 2:
-                                case 3:
-                                case 4:
-                                case 5:
-                                    break;
-                                }
-                            if (message.spoof != null && message.hasOwnProperty("spoof"))
-                                switch (message.spoof) {
-                                default:
-                                    return "spoof: enum value expected";
-                                case 0:
-                                case 1:
-                                case 2:
-                                case 3:
-                                case 4:
-                                case 5:
-                                    break;
-                                }
-                            if (message.medical != null && message.hasOwnProperty("medical"))
-                                switch (message.medical) {
-                                default:
-                                    return "medical: enum value expected";
-                                case 0:
-                                case 1:
-                                case 2:
-                                case 3:
-                                case 4:
-                                case 5:
-                                    break;
-                                }
-                            if (message.violent != null && message.hasOwnProperty("violent"))
-                                switch (message.violent) {
-                                default:
-                                    return "violent: enum value expected";
-                                case 0:
-                                case 1:
-                                case 2:
-                                case 3:
-                                case 4:
-                                case 5:
-                                    break;
-                                }
-                            if (message.racy != null && message.hasOwnProperty("racy"))
-                                switch (message.racy) {
-                                default:
-                                    return "racy: enum value expected";
-                                case 0:
-                                case 1:
-                                case 2:
-                                case 3:
-                                case 4:
-                                case 5:
-                                    break;
-                                }
-                            if (message.timeOffset != null && message.hasOwnProperty("timeOffset"))
-                                if (!$util.isInteger(message.timeOffset) && !(message.timeOffset && $util.isInteger(message.timeOffset.low) && $util.isInteger(message.timeOffset.high)))
-                                    return "timeOffset: integer|Long expected";
-                            return null;
-                        };
-    
-                        /**
-                         * Creates a SafeSearchAnnotation message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.SafeSearchAnnotation} SafeSearchAnnotation
-                         */
-                        SafeSearchAnnotation.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.SafeSearchAnnotation)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.SafeSearchAnnotation();
-                            switch (object.adult) {
-                            case "UNKNOWN":
-                            case 0:
-                                message.adult = 0;
-                                break;
-                            case "VERY_UNLIKELY":
-                            case 1:
-                                message.adult = 1;
-                                break;
-                            case "UNLIKELY":
-                            case 2:
-                                message.adult = 2;
-                                break;
-                            case "POSSIBLE":
-                            case 3:
-                                message.adult = 3;
-                                break;
-                            case "LIKELY":
-                            case 4:
-                                message.adult = 4;
-                                break;
-                            case "VERY_LIKELY":
-                            case 5:
-                                message.adult = 5;
-                                break;
-                            }
-                            switch (object.spoof) {
-                            case "UNKNOWN":
-                            case 0:
-                                message.spoof = 0;
-                                break;
-                            case "VERY_UNLIKELY":
-                            case 1:
-                                message.spoof = 1;
-                                break;
-                            case "UNLIKELY":
-                            case 2:
-                                message.spoof = 2;
-                                break;
-                            case "POSSIBLE":
-                            case 3:
-                                message.spoof = 3;
-                                break;
-                            case "LIKELY":
-                            case 4:
-                                message.spoof = 4;
-                                break;
-                            case "VERY_LIKELY":
-                            case 5:
-                                message.spoof = 5;
-                                break;
-                            }
-                            switch (object.medical) {
-                            case "UNKNOWN":
-                            case 0:
-                                message.medical = 0;
-                                break;
-                            case "VERY_UNLIKELY":
-                            case 1:
-                                message.medical = 1;
-                                break;
-                            case "UNLIKELY":
-                            case 2:
-                                message.medical = 2;
-                                break;
-                            case "POSSIBLE":
-                            case 3:
-                                message.medical = 3;
-                                break;
-                            case "LIKELY":
-                            case 4:
-                                message.medical = 4;
-                                break;
-                            case "VERY_LIKELY":
-                            case 5:
-                                message.medical = 5;
-                                break;
-                            }
-                            switch (object.violent) {
-                            case "UNKNOWN":
-                            case 0:
-                                message.violent = 0;
-                                break;
-                            case "VERY_UNLIKELY":
-                            case 1:
-                                message.violent = 1;
-                                break;
-                            case "UNLIKELY":
-                            case 2:
-                                message.violent = 2;
-                                break;
-                            case "POSSIBLE":
-                            case 3:
-                                message.violent = 3;
-                                break;
-                            case "LIKELY":
-                            case 4:
-                                message.violent = 4;
-                                break;
-                            case "VERY_LIKELY":
-                            case 5:
-                                message.violent = 5;
-                                break;
-                            }
-                            switch (object.racy) {
-                            case "UNKNOWN":
-                            case 0:
-                                message.racy = 0;
-                                break;
-                            case "VERY_UNLIKELY":
-                            case 1:
-                                message.racy = 1;
-                                break;
-                            case "UNLIKELY":
-                            case 2:
-                                message.racy = 2;
-                                break;
-                            case "POSSIBLE":
-                            case 3:
-                                message.racy = 3;
-                                break;
-                            case "LIKELY":
-                            case 4:
-                                message.racy = 4;
-                                break;
-                            case "VERY_LIKELY":
-                            case 5:
-                                message.racy = 5;
-                                break;
-                            }
-                            if (object.timeOffset != null)
-                                if ($util.Long)
-                                    (message.timeOffset = $util.Long.fromValue(object.timeOffset)).unsigned = false;
-                                else if (typeof object.timeOffset === "string")
-                                    message.timeOffset = parseInt(object.timeOffset, 10);
-                                else if (typeof object.timeOffset === "number")
-                                    message.timeOffset = object.timeOffset;
-                                else if (typeof object.timeOffset === "object")
-                                    message.timeOffset = new $util.LongBits(object.timeOffset.low >>> 0, object.timeOffset.high >>> 0).toNumber();
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from a SafeSearchAnnotation message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.SafeSearchAnnotation} message SafeSearchAnnotation
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        SafeSearchAnnotation.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.defaults) {
-                                object.adult = options.enums === String ? "UNKNOWN" : 0;
-                                object.spoof = options.enums === String ? "UNKNOWN" : 0;
-                                object.medical = options.enums === String ? "UNKNOWN" : 0;
-                                object.violent = options.enums === String ? "UNKNOWN" : 0;
-                                object.racy = options.enums === String ? "UNKNOWN" : 0;
-                                if ($util.Long) {
-                                    var long = new $util.Long(0, 0, false);
-                                    object.timeOffset = options.longs === String ? long.toString() : options.longs === Number ? long.toNumber() : long;
-                                } else
-                                    object.timeOffset = options.longs === String ? "0" : 0;
-                            }
-                            if (message.adult != null && message.hasOwnProperty("adult"))
-                                object.adult = options.enums === String ? $root.google.cloud.videointelligence.v1beta1.Likelihood[message.adult] : message.adult;
-                            if (message.spoof != null && message.hasOwnProperty("spoof"))
-                                object.spoof = options.enums === String ? $root.google.cloud.videointelligence.v1beta1.Likelihood[message.spoof] : message.spoof;
-                            if (message.medical != null && message.hasOwnProperty("medical"))
-                                object.medical = options.enums === String ? $root.google.cloud.videointelligence.v1beta1.Likelihood[message.medical] : message.medical;
-                            if (message.violent != null && message.hasOwnProperty("violent"))
-                                object.violent = options.enums === String ? $root.google.cloud.videointelligence.v1beta1.Likelihood[message.violent] : message.violent;
-                            if (message.racy != null && message.hasOwnProperty("racy"))
-                                object.racy = options.enums === String ? $root.google.cloud.videointelligence.v1beta1.Likelihood[message.racy] : message.racy;
-                            if (message.timeOffset != null && message.hasOwnProperty("timeOffset"))
-                                if (typeof message.timeOffset === "number")
-                                    object.timeOffset = options.longs === String ? String(message.timeOffset) : message.timeOffset;
-                                else
-                                    object.timeOffset = options.longs === String ? $util.Long.prototype.toString.call(message.timeOffset) : options.longs === Number ? new $util.LongBits(message.timeOffset.low >>> 0, message.timeOffset.high >>> 0).toNumber() : message.timeOffset;
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this SafeSearchAnnotation to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.SafeSearchAnnotation
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        SafeSearchAnnotation.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return SafeSearchAnnotation;
-                    })();
-    
-                    v1beta1.BoundingBox = (function() {
-    
-                        /**
-                         * Properties of a BoundingBox.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface IBoundingBox
-                         * @property {number|null} [left] BoundingBox left
-                         * @property {number|null} [right] BoundingBox right
-                         * @property {number|null} [bottom] BoundingBox bottom
-                         * @property {number|null} [top] BoundingBox top
-                         */
-    
-                        /**
-                         * Constructs a new BoundingBox.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents a BoundingBox.
-                         * @implements IBoundingBox
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.IBoundingBox=} [properties] Properties to set
-                         */
-                        function BoundingBox(properties) {
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * BoundingBox left.
-                         * @member {number} left
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @instance
-                         */
-                        BoundingBox.prototype.left = 0;
-    
-                        /**
-                         * BoundingBox right.
-                         * @member {number} right
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @instance
-                         */
-                        BoundingBox.prototype.right = 0;
-    
-                        /**
-                         * BoundingBox bottom.
-                         * @member {number} bottom
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @instance
-                         */
-                        BoundingBox.prototype.bottom = 0;
-    
-                        /**
-                         * BoundingBox top.
-                         * @member {number} top
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @instance
-                         */
-                        BoundingBox.prototype.top = 0;
-    
-                        /**
-                         * Creates a new BoundingBox instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IBoundingBox=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.BoundingBox} BoundingBox instance
-                         */
-                        BoundingBox.create = function create(properties) {
-                            return new BoundingBox(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified BoundingBox message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.BoundingBox.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IBoundingBox} message BoundingBox message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        BoundingBox.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.left != null && message.hasOwnProperty("left"))
-                                writer.uint32(/* id 1, wireType 0 =*/8).int32(message.left);
-                            if (message.right != null && message.hasOwnProperty("right"))
-                                writer.uint32(/* id 2, wireType 0 =*/16).int32(message.right);
-                            if (message.bottom != null && message.hasOwnProperty("bottom"))
-                                writer.uint32(/* id 3, wireType 0 =*/24).int32(message.bottom);
-                            if (message.top != null && message.hasOwnProperty("top"))
-                                writer.uint32(/* id 4, wireType 0 =*/32).int32(message.top);
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified BoundingBox message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.BoundingBox.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IBoundingBox} message BoundingBox message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        BoundingBox.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes a BoundingBox message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.BoundingBox} BoundingBox
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        BoundingBox.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.BoundingBox();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    message.left = reader.int32();
-                                    break;
-                                case 2:
-                                    message.right = reader.int32();
-                                    break;
-                                case 3:
-                                    message.bottom = reader.int32();
-                                    break;
-                                case 4:
-                                    message.top = reader.int32();
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes a BoundingBox message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.BoundingBox} BoundingBox
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        BoundingBox.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies a BoundingBox message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        BoundingBox.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.left != null && message.hasOwnProperty("left"))
-                                if (!$util.isInteger(message.left))
-                                    return "left: integer expected";
-                            if (message.right != null && message.hasOwnProperty("right"))
-                                if (!$util.isInteger(message.right))
-                                    return "right: integer expected";
-                            if (message.bottom != null && message.hasOwnProperty("bottom"))
-                                if (!$util.isInteger(message.bottom))
-                                    return "bottom: integer expected";
-                            if (message.top != null && message.hasOwnProperty("top"))
-                                if (!$util.isInteger(message.top))
-                                    return "top: integer expected";
-                            return null;
-                        };
-    
-                        /**
-                         * Creates a BoundingBox message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.BoundingBox} BoundingBox
-                         */
-                        BoundingBox.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.BoundingBox)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.BoundingBox();
-                            if (object.left != null)
-                                message.left = object.left | 0;
-                            if (object.right != null)
-                                message.right = object.right | 0;
-                            if (object.bottom != null)
-                                message.bottom = object.bottom | 0;
-                            if (object.top != null)
-                                message.top = object.top | 0;
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from a BoundingBox message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.BoundingBox} message BoundingBox
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        BoundingBox.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.defaults) {
-                                object.left = 0;
-                                object.right = 0;
-                                object.bottom = 0;
-                                object.top = 0;
-                            }
-                            if (message.left != null && message.hasOwnProperty("left"))
-                                object.left = message.left;
-                            if (message.right != null && message.hasOwnProperty("right"))
-                                object.right = message.right;
-                            if (message.bottom != null && message.hasOwnProperty("bottom"))
-                                object.bottom = message.bottom;
-                            if (message.top != null && message.hasOwnProperty("top"))
-                                object.top = message.top;
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this BoundingBox to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.BoundingBox
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        BoundingBox.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return BoundingBox;
-                    })();
-    
-                    v1beta1.FaceLocation = (function() {
-    
-                        /**
-                         * Properties of a FaceLocation.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface IFaceLocation
-                         * @property {google.cloud.videointelligence.v1beta1.IBoundingBox|null} [boundingBox] FaceLocation boundingBox
-                         * @property {number|Long|null} [timeOffset] FaceLocation timeOffset
-                         */
-    
-                        /**
-                         * Constructs a new FaceLocation.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents a FaceLocation.
-                         * @implements IFaceLocation
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.IFaceLocation=} [properties] Properties to set
-                         */
-                        function FaceLocation(properties) {
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * FaceLocation boundingBox.
-                         * @member {google.cloud.videointelligence.v1beta1.IBoundingBox|null|undefined} boundingBox
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceLocation
-                         * @instance
-                         */
-                        FaceLocation.prototype.boundingBox = null;
-    
-                        /**
-                         * FaceLocation timeOffset.
-                         * @member {number|Long} timeOffset
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceLocation
-                         * @instance
-                         */
-                        FaceLocation.prototype.timeOffset = $util.Long ? $util.Long.fromBits(0,0,false) : 0;
-    
-                        /**
-                         * Creates a new FaceLocation instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceLocation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IFaceLocation=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.FaceLocation} FaceLocation instance
-                         */
-                        FaceLocation.create = function create(properties) {
-                            return new FaceLocation(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified FaceLocation message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.FaceLocation.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceLocation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IFaceLocation} message FaceLocation message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        FaceLocation.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.boundingBox != null && message.hasOwnProperty("boundingBox"))
-                                $root.google.cloud.videointelligence.v1beta1.BoundingBox.encode(message.boundingBox, writer.uint32(/* id 1, wireType 2 =*/10).fork()).ldelim();
-                            if (message.timeOffset != null && message.hasOwnProperty("timeOffset"))
-                                writer.uint32(/* id 2, wireType 0 =*/16).int64(message.timeOffset);
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified FaceLocation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.FaceLocation.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceLocation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IFaceLocation} message FaceLocation message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        FaceLocation.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes a FaceLocation message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceLocation
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.FaceLocation} FaceLocation
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        FaceLocation.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.FaceLocation();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    message.boundingBox = $root.google.cloud.videointelligence.v1beta1.BoundingBox.decode(reader, reader.uint32());
-                                    break;
-                                case 2:
-                                    message.timeOffset = reader.int64();
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes a FaceLocation message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceLocation
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.FaceLocation} FaceLocation
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        FaceLocation.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies a FaceLocation message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceLocation
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        FaceLocation.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.boundingBox != null && message.hasOwnProperty("boundingBox")) {
-                                var error = $root.google.cloud.videointelligence.v1beta1.BoundingBox.verify(message.boundingBox);
-                                if (error)
-                                    return "boundingBox." + error;
-                            }
-                            if (message.timeOffset != null && message.hasOwnProperty("timeOffset"))
-                                if (!$util.isInteger(message.timeOffset) && !(message.timeOffset && $util.isInteger(message.timeOffset.low) && $util.isInteger(message.timeOffset.high)))
-                                    return "timeOffset: integer|Long expected";
-                            return null;
-                        };
-    
-                        /**
-                         * Creates a FaceLocation message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceLocation
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.FaceLocation} FaceLocation
-                         */
-                        FaceLocation.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.FaceLocation)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.FaceLocation();
-                            if (object.boundingBox != null) {
-                                if (typeof object.boundingBox !== "object")
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.FaceLocation.boundingBox: object expected");
-                                message.boundingBox = $root.google.cloud.videointelligence.v1beta1.BoundingBox.fromObject(object.boundingBox);
-                            }
-                            if (object.timeOffset != null)
-                                if ($util.Long)
-                                    (message.timeOffset = $util.Long.fromValue(object.timeOffset)).unsigned = false;
-                                else if (typeof object.timeOffset === "string")
-                                    message.timeOffset = parseInt(object.timeOffset, 10);
-                                else if (typeof object.timeOffset === "number")
-                                    message.timeOffset = object.timeOffset;
-                                else if (typeof object.timeOffset === "object")
-                                    message.timeOffset = new $util.LongBits(object.timeOffset.low >>> 0, object.timeOffset.high >>> 0).toNumber();
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from a FaceLocation message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceLocation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.FaceLocation} message FaceLocation
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        FaceLocation.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.defaults) {
-                                object.boundingBox = null;
-                                if ($util.Long) {
-                                    var long = new $util.Long(0, 0, false);
-                                    object.timeOffset = options.longs === String ? long.toString() : options.longs === Number ? long.toNumber() : long;
-                                } else
-                                    object.timeOffset = options.longs === String ? "0" : 0;
-                            }
-                            if (message.boundingBox != null && message.hasOwnProperty("boundingBox"))
-                                object.boundingBox = $root.google.cloud.videointelligence.v1beta1.BoundingBox.toObject(message.boundingBox, options);
-                            if (message.timeOffset != null && message.hasOwnProperty("timeOffset"))
-                                if (typeof message.timeOffset === "number")
-                                    object.timeOffset = options.longs === String ? String(message.timeOffset) : message.timeOffset;
-                                else
-                                    object.timeOffset = options.longs === String ? $util.Long.prototype.toString.call(message.timeOffset) : options.longs === Number ? new $util.LongBits(message.timeOffset.low >>> 0, message.timeOffset.high >>> 0).toNumber() : message.timeOffset;
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this FaceLocation to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceLocation
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        FaceLocation.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return FaceLocation;
-                    })();
-    
-                    v1beta1.FaceAnnotation = (function() {
-    
-                        /**
-                         * Properties of a FaceAnnotation.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface IFaceAnnotation
-                         * @property {string|null} [thumbnail] FaceAnnotation thumbnail
-                         * @property {Array.<google.cloud.videointelligence.v1beta1.IVideoSegment>|null} [segments] FaceAnnotation segments
-                         * @property {Array.<google.cloud.videointelligence.v1beta1.IFaceLocation>|null} [locations] FaceAnnotation locations
-                         */
-    
-                        /**
-                         * Constructs a new FaceAnnotation.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents a FaceAnnotation.
-                         * @implements IFaceAnnotation
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.IFaceAnnotation=} [properties] Properties to set
-                         */
-                        function FaceAnnotation(properties) {
-                            this.segments = [];
-                            this.locations = [];
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * FaceAnnotation thumbnail.
-                         * @member {string} thumbnail
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @instance
-                         */
-                        FaceAnnotation.prototype.thumbnail = "";
-    
-                        /**
-                         * FaceAnnotation segments.
-                         * @member {Array.<google.cloud.videointelligence.v1beta1.IVideoSegment>} segments
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @instance
-                         */
-                        FaceAnnotation.prototype.segments = $util.emptyArray;
-    
-                        /**
-                         * FaceAnnotation locations.
-                         * @member {Array.<google.cloud.videointelligence.v1beta1.IFaceLocation>} locations
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @instance
-                         */
-                        FaceAnnotation.prototype.locations = $util.emptyArray;
-    
-                        /**
-                         * Creates a new FaceAnnotation instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IFaceAnnotation=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.FaceAnnotation} FaceAnnotation instance
-                         */
-                        FaceAnnotation.create = function create(properties) {
-                            return new FaceAnnotation(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified FaceAnnotation message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.FaceAnnotation.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IFaceAnnotation} message FaceAnnotation message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        FaceAnnotation.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.thumbnail != null && message.hasOwnProperty("thumbnail"))
-                                writer.uint32(/* id 1, wireType 2 =*/10).string(message.thumbnail);
-                            if (message.segments != null && message.segments.length)
-                                for (var i = 0; i < message.segments.length; ++i)
-                                    $root.google.cloud.videointelligence.v1beta1.VideoSegment.encode(message.segments[i], writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim();
-                            if (message.locations != null && message.locations.length)
-                                for (var i = 0; i < message.locations.length; ++i)
-                                    $root.google.cloud.videointelligence.v1beta1.FaceLocation.encode(message.locations[i], writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified FaceAnnotation message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.FaceAnnotation.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IFaceAnnotation} message FaceAnnotation message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        FaceAnnotation.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes a FaceAnnotation message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.FaceAnnotation} FaceAnnotation
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        FaceAnnotation.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.FaceAnnotation();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    message.thumbnail = reader.string();
-                                    break;
-                                case 2:
-                                    if (!(message.segments && message.segments.length))
-                                        message.segments = [];
-                                    message.segments.push($root.google.cloud.videointelligence.v1beta1.VideoSegment.decode(reader, reader.uint32()));
-                                    break;
-                                case 3:
-                                    if (!(message.locations && message.locations.length))
-                                        message.locations = [];
-                                    message.locations.push($root.google.cloud.videointelligence.v1beta1.FaceLocation.decode(reader, reader.uint32()));
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes a FaceAnnotation message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.FaceAnnotation} FaceAnnotation
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        FaceAnnotation.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies a FaceAnnotation message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        FaceAnnotation.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.thumbnail != null && message.hasOwnProperty("thumbnail"))
-                                if (!$util.isString(message.thumbnail))
-                                    return "thumbnail: string expected";
-                            if (message.segments != null && message.hasOwnProperty("segments")) {
-                                if (!Array.isArray(message.segments))
-                                    return "segments: array expected";
-                                for (var i = 0; i < message.segments.length; ++i) {
-                                    var error = $root.google.cloud.videointelligence.v1beta1.VideoSegment.verify(message.segments[i]);
-                                    if (error)
-                                        return "segments." + error;
-                                }
-                            }
-                            if (message.locations != null && message.hasOwnProperty("locations")) {
-                                if (!Array.isArray(message.locations))
-                                    return "locations: array expected";
-                                for (var i = 0; i < message.locations.length; ++i) {
-                                    var error = $root.google.cloud.videointelligence.v1beta1.FaceLocation.verify(message.locations[i]);
-                                    if (error)
-                                        return "locations." + error;
-                                }
-                            }
-                            return null;
-                        };
-    
-                        /**
-                         * Creates a FaceAnnotation message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.FaceAnnotation} FaceAnnotation
-                         */
-                        FaceAnnotation.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.FaceAnnotation)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.FaceAnnotation();
-                            if (object.thumbnail != null)
-                                message.thumbnail = String(object.thumbnail);
-                            if (object.segments) {
-                                if (!Array.isArray(object.segments))
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.FaceAnnotation.segments: array expected");
-                                message.segments = [];
-                                for (var i = 0; i < object.segments.length; ++i) {
-                                    if (typeof object.segments[i] !== "object")
-                                        throw TypeError(".google.cloud.videointelligence.v1beta1.FaceAnnotation.segments: object expected");
-                                    message.segments[i] = $root.google.cloud.videointelligence.v1beta1.VideoSegment.fromObject(object.segments[i]);
-                                }
-                            }
-                            if (object.locations) {
-                                if (!Array.isArray(object.locations))
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.FaceAnnotation.locations: array expected");
-                                message.locations = [];
-                                for (var i = 0; i < object.locations.length; ++i) {
-                                    if (typeof object.locations[i] !== "object")
-                                        throw TypeError(".google.cloud.videointelligence.v1beta1.FaceAnnotation.locations: object expected");
-                                    message.locations[i] = $root.google.cloud.videointelligence.v1beta1.FaceLocation.fromObject(object.locations[i]);
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from a FaceAnnotation message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.FaceAnnotation} message FaceAnnotation
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        FaceAnnotation.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.arrays || options.defaults) {
-                                object.segments = [];
-                                object.locations = [];
-                            }
-                            if (options.defaults)
-                                object.thumbnail = "";
-                            if (message.thumbnail != null && message.hasOwnProperty("thumbnail"))
-                                object.thumbnail = message.thumbnail;
-                            if (message.segments && message.segments.length) {
-                                object.segments = [];
-                                for (var j = 0; j < message.segments.length; ++j)
-                                    object.segments[j] = $root.google.cloud.videointelligence.v1beta1.VideoSegment.toObject(message.segments[j], options);
-                            }
-                            if (message.locations && message.locations.length) {
-                                object.locations = [];
-                                for (var j = 0; j < message.locations.length; ++j)
-                                    object.locations[j] = $root.google.cloud.videointelligence.v1beta1.FaceLocation.toObject(message.locations[j], options);
-                            }
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this FaceAnnotation to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.FaceAnnotation
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        FaceAnnotation.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return FaceAnnotation;
-                    })();
-    
-                    v1beta1.VideoAnnotationResults = (function() {
-    
-                        /**
-                         * Properties of a VideoAnnotationResults.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface IVideoAnnotationResults
-                         * @property {string|null} [inputUri] VideoAnnotationResults inputUri
-                         * @property {Array.<google.cloud.videointelligence.v1beta1.ILabelAnnotation>|null} [labelAnnotations] VideoAnnotationResults labelAnnotations
-                         * @property {Array.<google.cloud.videointelligence.v1beta1.IFaceAnnotation>|null} [faceAnnotations] VideoAnnotationResults faceAnnotations
-                         * @property {Array.<google.cloud.videointelligence.v1beta1.IVideoSegment>|null} [shotAnnotations] VideoAnnotationResults shotAnnotations
-                         * @property {Array.<google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation>|null} [safeSearchAnnotations] VideoAnnotationResults safeSearchAnnotations
-                         * @property {google.rpc.IStatus|null} [error] VideoAnnotationResults error
-                         */
-    
-                        /**
-                         * Constructs a new VideoAnnotationResults.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents a VideoAnnotationResults.
-                         * @implements IVideoAnnotationResults
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoAnnotationResults=} [properties] Properties to set
-                         */
-                        function VideoAnnotationResults(properties) {
-                            this.labelAnnotations = [];
-                            this.faceAnnotations = [];
-                            this.shotAnnotations = [];
-                            this.safeSearchAnnotations = [];
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * VideoAnnotationResults inputUri.
-                         * @member {string} inputUri
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @instance
-                         */
-                        VideoAnnotationResults.prototype.inputUri = "";
-    
-                        /**
-                         * VideoAnnotationResults labelAnnotations.
-                         * @member {Array.<google.cloud.videointelligence.v1beta1.ILabelAnnotation>} labelAnnotations
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @instance
-                         */
-                        VideoAnnotationResults.prototype.labelAnnotations = $util.emptyArray;
-    
-                        /**
-                         * VideoAnnotationResults faceAnnotations.
-                         * @member {Array.<google.cloud.videointelligence.v1beta1.IFaceAnnotation>} faceAnnotations
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @instance
-                         */
-                        VideoAnnotationResults.prototype.faceAnnotations = $util.emptyArray;
-    
-                        /**
-                         * VideoAnnotationResults shotAnnotations.
-                         * @member {Array.<google.cloud.videointelligence.v1beta1.IVideoSegment>} shotAnnotations
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @instance
-                         */
-                        VideoAnnotationResults.prototype.shotAnnotations = $util.emptyArray;
-    
-                        /**
-                         * VideoAnnotationResults safeSearchAnnotations.
-                         * @member {Array.<google.cloud.videointelligence.v1beta1.ISafeSearchAnnotation>} safeSearchAnnotations
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @instance
-                         */
-                        VideoAnnotationResults.prototype.safeSearchAnnotations = $util.emptyArray;
-    
-                        /**
-                         * VideoAnnotationResults error.
-                         * @member {google.rpc.IStatus|null|undefined} error
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @instance
-                         */
-                        VideoAnnotationResults.prototype.error = null;
-    
-                        /**
-                         * Creates a new VideoAnnotationResults instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoAnnotationResults=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoAnnotationResults} VideoAnnotationResults instance
-                         */
-                        VideoAnnotationResults.create = function create(properties) {
-                            return new VideoAnnotationResults(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified VideoAnnotationResults message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoAnnotationResults.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoAnnotationResults} message VideoAnnotationResults message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        VideoAnnotationResults.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.inputUri != null && message.hasOwnProperty("inputUri"))
-                                writer.uint32(/* id 1, wireType 2 =*/10).string(message.inputUri);
-                            if (message.labelAnnotations != null && message.labelAnnotations.length)
-                                for (var i = 0; i < message.labelAnnotations.length; ++i)
-                                    $root.google.cloud.videointelligence.v1beta1.LabelAnnotation.encode(message.labelAnnotations[i], writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim();
-                            if (message.faceAnnotations != null && message.faceAnnotations.length)
-                                for (var i = 0; i < message.faceAnnotations.length; ++i)
-                                    $root.google.cloud.videointelligence.v1beta1.FaceAnnotation.encode(message.faceAnnotations[i], writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
-                            if (message.shotAnnotations != null && message.shotAnnotations.length)
-                                for (var i = 0; i < message.shotAnnotations.length; ++i)
-                                    $root.google.cloud.videointelligence.v1beta1.VideoSegment.encode(message.shotAnnotations[i], writer.uint32(/* id 4, wireType 2 =*/34).fork()).ldelim();
-                            if (message.error != null && message.hasOwnProperty("error"))
-                                $root.google.rpc.Status.encode(message.error, writer.uint32(/* id 5, wireType 2 =*/42).fork()).ldelim();
-                            if (message.safeSearchAnnotations != null && message.safeSearchAnnotations.length)
-                                for (var i = 0; i < message.safeSearchAnnotations.length; ++i)
-                                    $root.google.cloud.videointelligence.v1beta1.SafeSearchAnnotation.encode(message.safeSearchAnnotations[i], writer.uint32(/* id 6, wireType 2 =*/50).fork()).ldelim();
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified VideoAnnotationResults message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoAnnotationResults.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoAnnotationResults} message VideoAnnotationResults message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        VideoAnnotationResults.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes a VideoAnnotationResults message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoAnnotationResults} VideoAnnotationResults
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        VideoAnnotationResults.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.VideoAnnotationResults();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    message.inputUri = reader.string();
-                                    break;
-                                case 2:
-                                    if (!(message.labelAnnotations && message.labelAnnotations.length))
-                                        message.labelAnnotations = [];
-                                    message.labelAnnotations.push($root.google.cloud.videointelligence.v1beta1.LabelAnnotation.decode(reader, reader.uint32()));
-                                    break;
-                                case 3:
-                                    if (!(message.faceAnnotations && message.faceAnnotations.length))
-                                        message.faceAnnotations = [];
-                                    message.faceAnnotations.push($root.google.cloud.videointelligence.v1beta1.FaceAnnotation.decode(reader, reader.uint32()));
-                                    break;
-                                case 4:
-                                    if (!(message.shotAnnotations && message.shotAnnotations.length))
-                                        message.shotAnnotations = [];
-                                    message.shotAnnotations.push($root.google.cloud.videointelligence.v1beta1.VideoSegment.decode(reader, reader.uint32()));
-                                    break;
-                                case 6:
-                                    if (!(message.safeSearchAnnotations && message.safeSearchAnnotations.length))
-                                        message.safeSearchAnnotations = [];
-                                    message.safeSearchAnnotations.push($root.google.cloud.videointelligence.v1beta1.SafeSearchAnnotation.decode(reader, reader.uint32()));
-                                    break;
-                                case 5:
-                                    message.error = $root.google.rpc.Status.decode(reader, reader.uint32());
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes a VideoAnnotationResults message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoAnnotationResults} VideoAnnotationResults
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        VideoAnnotationResults.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies a VideoAnnotationResults message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        VideoAnnotationResults.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.inputUri != null && message.hasOwnProperty("inputUri"))
-                                if (!$util.isString(message.inputUri))
-                                    return "inputUri: string expected";
-                            if (message.labelAnnotations != null && message.hasOwnProperty("labelAnnotations")) {
-                                if (!Array.isArray(message.labelAnnotations))
-                                    return "labelAnnotations: array expected";
-                                for (var i = 0; i < message.labelAnnotations.length; ++i) {
-                                    var error = $root.google.cloud.videointelligence.v1beta1.LabelAnnotation.verify(message.labelAnnotations[i]);
-                                    if (error)
-                                        return "labelAnnotations." + error;
-                                }
-                            }
-                            if (message.faceAnnotations != null && message.hasOwnProperty("faceAnnotations")) {
-                                if (!Array.isArray(message.faceAnnotations))
-                                    return "faceAnnotations: array expected";
-                                for (var i = 0; i < message.faceAnnotations.length; ++i) {
-                                    var error = $root.google.cloud.videointelligence.v1beta1.FaceAnnotation.verify(message.faceAnnotations[i]);
-                                    if (error)
-                                        return "faceAnnotations." + error;
-                                }
-                            }
-                            if (message.shotAnnotations != null && message.hasOwnProperty("shotAnnotations")) {
-                                if (!Array.isArray(message.shotAnnotations))
-                                    return "shotAnnotations: array expected";
-                                for (var i = 0; i < message.shotAnnotations.length; ++i) {
-                                    var error = $root.google.cloud.videointelligence.v1beta1.VideoSegment.verify(message.shotAnnotations[i]);
-                                    if (error)
-                                        return "shotAnnotations." + error;
-                                }
-                            }
-                            if (message.safeSearchAnnotations != null && message.hasOwnProperty("safeSearchAnnotations")) {
-                                if (!Array.isArray(message.safeSearchAnnotations))
-                                    return "safeSearchAnnotations: array expected";
-                                for (var i = 0; i < message.safeSearchAnnotations.length; ++i) {
-                                    var error = $root.google.cloud.videointelligence.v1beta1.SafeSearchAnnotation.verify(message.safeSearchAnnotations[i]);
-                                    if (error)
-                                        return "safeSearchAnnotations." + error;
-                                }
-                            }
-                            if (message.error != null && message.hasOwnProperty("error")) {
-                                var error = $root.google.rpc.Status.verify(message.error);
-                                if (error)
-                                    return "error." + error;
-                            }
-                            return null;
-                        };
-    
-                        /**
-                         * Creates a VideoAnnotationResults message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoAnnotationResults} VideoAnnotationResults
-                         */
-                        VideoAnnotationResults.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.VideoAnnotationResults)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.VideoAnnotationResults();
-                            if (object.inputUri != null)
-                                message.inputUri = String(object.inputUri);
-                            if (object.labelAnnotations) {
-                                if (!Array.isArray(object.labelAnnotations))
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.VideoAnnotationResults.labelAnnotations: array expected");
-                                message.labelAnnotations = [];
-                                for (var i = 0; i < object.labelAnnotations.length; ++i) {
-                                    if (typeof object.labelAnnotations[i] !== "object")
-                                        throw TypeError(".google.cloud.videointelligence.v1beta1.VideoAnnotationResults.labelAnnotations: object expected");
-                                    message.labelAnnotations[i] = $root.google.cloud.videointelligence.v1beta1.LabelAnnotation.fromObject(object.labelAnnotations[i]);
-                                }
-                            }
-                            if (object.faceAnnotations) {
-                                if (!Array.isArray(object.faceAnnotations))
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.VideoAnnotationResults.faceAnnotations: array expected");
-                                message.faceAnnotations = [];
-                                for (var i = 0; i < object.faceAnnotations.length; ++i) {
-                                    if (typeof object.faceAnnotations[i] !== "object")
-                                        throw TypeError(".google.cloud.videointelligence.v1beta1.VideoAnnotationResults.faceAnnotations: object expected");
-                                    message.faceAnnotations[i] = $root.google.cloud.videointelligence.v1beta1.FaceAnnotation.fromObject(object.faceAnnotations[i]);
-                                }
-                            }
-                            if (object.shotAnnotations) {
-                                if (!Array.isArray(object.shotAnnotations))
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.VideoAnnotationResults.shotAnnotations: array expected");
-                                message.shotAnnotations = [];
-                                for (var i = 0; i < object.shotAnnotations.length; ++i) {
-                                    if (typeof object.shotAnnotations[i] !== "object")
-                                        throw TypeError(".google.cloud.videointelligence.v1beta1.VideoAnnotationResults.shotAnnotations: object expected");
-                                    message.shotAnnotations[i] = $root.google.cloud.videointelligence.v1beta1.VideoSegment.fromObject(object.shotAnnotations[i]);
-                                }
-                            }
-                            if (object.safeSearchAnnotations) {
-                                if (!Array.isArray(object.safeSearchAnnotations))
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.VideoAnnotationResults.safeSearchAnnotations: array expected");
-                                message.safeSearchAnnotations = [];
-                                for (var i = 0; i < object.safeSearchAnnotations.length; ++i) {
-                                    if (typeof object.safeSearchAnnotations[i] !== "object")
-                                        throw TypeError(".google.cloud.videointelligence.v1beta1.VideoAnnotationResults.safeSearchAnnotations: object expected");
-                                    message.safeSearchAnnotations[i] = $root.google.cloud.videointelligence.v1beta1.SafeSearchAnnotation.fromObject(object.safeSearchAnnotations[i]);
-                                }
-                            }
-                            if (object.error != null) {
-                                if (typeof object.error !== "object")
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.VideoAnnotationResults.error: object expected");
-                                message.error = $root.google.rpc.Status.fromObject(object.error);
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from a VideoAnnotationResults message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.VideoAnnotationResults} message VideoAnnotationResults
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        VideoAnnotationResults.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.arrays || options.defaults) {
-                                object.labelAnnotations = [];
-                                object.faceAnnotations = [];
-                                object.shotAnnotations = [];
-                                object.safeSearchAnnotations = [];
-                            }
-                            if (options.defaults) {
-                                object.inputUri = "";
-                                object.error = null;
-                            }
-                            if (message.inputUri != null && message.hasOwnProperty("inputUri"))
-                                object.inputUri = message.inputUri;
-                            if (message.labelAnnotations && message.labelAnnotations.length) {
-                                object.labelAnnotations = [];
-                                for (var j = 0; j < message.labelAnnotations.length; ++j)
-                                    object.labelAnnotations[j] = $root.google.cloud.videointelligence.v1beta1.LabelAnnotation.toObject(message.labelAnnotations[j], options);
-                            }
-                            if (message.faceAnnotations && message.faceAnnotations.length) {
-                                object.faceAnnotations = [];
-                                for (var j = 0; j < message.faceAnnotations.length; ++j)
-                                    object.faceAnnotations[j] = $root.google.cloud.videointelligence.v1beta1.FaceAnnotation.toObject(message.faceAnnotations[j], options);
-                            }
-                            if (message.shotAnnotations && message.shotAnnotations.length) {
-                                object.shotAnnotations = [];
-                                for (var j = 0; j < message.shotAnnotations.length; ++j)
-                                    object.shotAnnotations[j] = $root.google.cloud.videointelligence.v1beta1.VideoSegment.toObject(message.shotAnnotations[j], options);
-                            }
-                            if (message.error != null && message.hasOwnProperty("error"))
-                                object.error = $root.google.rpc.Status.toObject(message.error, options);
-                            if (message.safeSearchAnnotations && message.safeSearchAnnotations.length) {
-                                object.safeSearchAnnotations = [];
-                                for (var j = 0; j < message.safeSearchAnnotations.length; ++j)
-                                    object.safeSearchAnnotations[j] = $root.google.cloud.videointelligence.v1beta1.SafeSearchAnnotation.toObject(message.safeSearchAnnotations[j], options);
-                            }
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this VideoAnnotationResults to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationResults
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        VideoAnnotationResults.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return VideoAnnotationResults;
-                    })();
-    
-                    v1beta1.AnnotateVideoResponse = (function() {
-    
-                        /**
-                         * Properties of an AnnotateVideoResponse.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface IAnnotateVideoResponse
-                         * @property {Array.<google.cloud.videointelligence.v1beta1.IVideoAnnotationResults>|null} [annotationResults] AnnotateVideoResponse annotationResults
-                         */
-    
-                        /**
-                         * Constructs a new AnnotateVideoResponse.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents an AnnotateVideoResponse.
-                         * @implements IAnnotateVideoResponse
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoResponse=} [properties] Properties to set
-                         */
-                        function AnnotateVideoResponse(properties) {
-                            this.annotationResults = [];
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * AnnotateVideoResponse annotationResults.
-                         * @member {Array.<google.cloud.videointelligence.v1beta1.IVideoAnnotationResults>} annotationResults
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoResponse
-                         * @instance
-                         */
-                        AnnotateVideoResponse.prototype.annotationResults = $util.emptyArray;
-    
-                        /**
-                         * Creates a new AnnotateVideoResponse instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoResponse
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoResponse=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoResponse} AnnotateVideoResponse instance
-                         */
-                        AnnotateVideoResponse.create = function create(properties) {
-                            return new AnnotateVideoResponse(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified AnnotateVideoResponse message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoResponse.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoResponse
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoResponse} message AnnotateVideoResponse message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        AnnotateVideoResponse.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.annotationResults != null && message.annotationResults.length)
-                                for (var i = 0; i < message.annotationResults.length; ++i)
-                                    $root.google.cloud.videointelligence.v1beta1.VideoAnnotationResults.encode(message.annotationResults[i], writer.uint32(/* id 1, wireType 2 =*/10).fork()).ldelim();
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified AnnotateVideoResponse message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoResponse.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoResponse
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoResponse} message AnnotateVideoResponse message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        AnnotateVideoResponse.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes an AnnotateVideoResponse message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoResponse
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoResponse} AnnotateVideoResponse
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        AnnotateVideoResponse.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.AnnotateVideoResponse();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    if (!(message.annotationResults && message.annotationResults.length))
-                                        message.annotationResults = [];
-                                    message.annotationResults.push($root.google.cloud.videointelligence.v1beta1.VideoAnnotationResults.decode(reader, reader.uint32()));
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes an AnnotateVideoResponse message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoResponse
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoResponse} AnnotateVideoResponse
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        AnnotateVideoResponse.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies an AnnotateVideoResponse message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoResponse
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        AnnotateVideoResponse.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.annotationResults != null && message.hasOwnProperty("annotationResults")) {
-                                if (!Array.isArray(message.annotationResults))
-                                    return "annotationResults: array expected";
-                                for (var i = 0; i < message.annotationResults.length; ++i) {
-                                    var error = $root.google.cloud.videointelligence.v1beta1.VideoAnnotationResults.verify(message.annotationResults[i]);
-                                    if (error)
-                                        return "annotationResults." + error;
-                                }
-                            }
-                            return null;
-                        };
-    
-                        /**
-                         * Creates an AnnotateVideoResponse message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoResponse
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoResponse} AnnotateVideoResponse
-                         */
-                        AnnotateVideoResponse.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.AnnotateVideoResponse)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.AnnotateVideoResponse();
-                            if (object.annotationResults) {
-                                if (!Array.isArray(object.annotationResults))
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.AnnotateVideoResponse.annotationResults: array expected");
-                                message.annotationResults = [];
-                                for (var i = 0; i < object.annotationResults.length; ++i) {
-                                    if (typeof object.annotationResults[i] !== "object")
-                                        throw TypeError(".google.cloud.videointelligence.v1beta1.AnnotateVideoResponse.annotationResults: object expected");
-                                    message.annotationResults[i] = $root.google.cloud.videointelligence.v1beta1.VideoAnnotationResults.fromObject(object.annotationResults[i]);
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from an AnnotateVideoResponse message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoResponse
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.AnnotateVideoResponse} message AnnotateVideoResponse
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        AnnotateVideoResponse.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.arrays || options.defaults)
-                                object.annotationResults = [];
-                            if (message.annotationResults && message.annotationResults.length) {
-                                object.annotationResults = [];
-                                for (var j = 0; j < message.annotationResults.length; ++j)
-                                    object.annotationResults[j] = $root.google.cloud.videointelligence.v1beta1.VideoAnnotationResults.toObject(message.annotationResults[j], options);
-                            }
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this AnnotateVideoResponse to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoResponse
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        AnnotateVideoResponse.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return AnnotateVideoResponse;
-                    })();
-    
-                    v1beta1.VideoAnnotationProgress = (function() {
-    
-                        /**
-                         * Properties of a VideoAnnotationProgress.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface IVideoAnnotationProgress
-                         * @property {string|null} [inputUri] VideoAnnotationProgress inputUri
-                         * @property {number|null} [progressPercent] VideoAnnotationProgress progressPercent
-                         * @property {google.protobuf.ITimestamp|null} [startTime] VideoAnnotationProgress startTime
-                         * @property {google.protobuf.ITimestamp|null} [updateTime] VideoAnnotationProgress updateTime
-                         */
-    
-                        /**
-                         * Constructs a new VideoAnnotationProgress.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents a VideoAnnotationProgress.
-                         * @implements IVideoAnnotationProgress
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress=} [properties] Properties to set
-                         */
-                        function VideoAnnotationProgress(properties) {
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * VideoAnnotationProgress inputUri.
-                         * @member {string} inputUri
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @instance
-                         */
-                        VideoAnnotationProgress.prototype.inputUri = "";
-    
-                        /**
-                         * VideoAnnotationProgress progressPercent.
-                         * @member {number} progressPercent
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @instance
-                         */
-                        VideoAnnotationProgress.prototype.progressPercent = 0;
-    
-                        /**
-                         * VideoAnnotationProgress startTime.
-                         * @member {google.protobuf.ITimestamp|null|undefined} startTime
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @instance
-                         */
-                        VideoAnnotationProgress.prototype.startTime = null;
-    
-                        /**
-                         * VideoAnnotationProgress updateTime.
-                         * @member {google.protobuf.ITimestamp|null|undefined} updateTime
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @instance
-                         */
-                        VideoAnnotationProgress.prototype.updateTime = null;
-    
-                        /**
-                         * Creates a new VideoAnnotationProgress instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoAnnotationProgress} VideoAnnotationProgress instance
-                         */
-                        VideoAnnotationProgress.create = function create(properties) {
-                            return new VideoAnnotationProgress(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified VideoAnnotationProgress message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoAnnotationProgress.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress} message VideoAnnotationProgress message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        VideoAnnotationProgress.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.inputUri != null && message.hasOwnProperty("inputUri"))
-                                writer.uint32(/* id 1, wireType 2 =*/10).string(message.inputUri);
-                            if (message.progressPercent != null && message.hasOwnProperty("progressPercent"))
-                                writer.uint32(/* id 2, wireType 0 =*/16).int32(message.progressPercent);
-                            if (message.startTime != null && message.hasOwnProperty("startTime"))
-                                $root.google.protobuf.Timestamp.encode(message.startTime, writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
-                            if (message.updateTime != null && message.hasOwnProperty("updateTime"))
-                                $root.google.protobuf.Timestamp.encode(message.updateTime, writer.uint32(/* id 4, wireType 2 =*/34).fork()).ldelim();
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified VideoAnnotationProgress message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.VideoAnnotationProgress.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress} message VideoAnnotationProgress message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        VideoAnnotationProgress.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes a VideoAnnotationProgress message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoAnnotationProgress} VideoAnnotationProgress
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        VideoAnnotationProgress.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.VideoAnnotationProgress();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    message.inputUri = reader.string();
-                                    break;
-                                case 2:
-                                    message.progressPercent = reader.int32();
-                                    break;
-                                case 3:
-                                    message.startTime = $root.google.protobuf.Timestamp.decode(reader, reader.uint32());
-                                    break;
-                                case 4:
-                                    message.updateTime = $root.google.protobuf.Timestamp.decode(reader, reader.uint32());
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes a VideoAnnotationProgress message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoAnnotationProgress} VideoAnnotationProgress
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        VideoAnnotationProgress.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies a VideoAnnotationProgress message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        VideoAnnotationProgress.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.inputUri != null && message.hasOwnProperty("inputUri"))
-                                if (!$util.isString(message.inputUri))
-                                    return "inputUri: string expected";
-                            if (message.progressPercent != null && message.hasOwnProperty("progressPercent"))
-                                if (!$util.isInteger(message.progressPercent))
-                                    return "progressPercent: integer expected";
-                            if (message.startTime != null && message.hasOwnProperty("startTime")) {
-                                var error = $root.google.protobuf.Timestamp.verify(message.startTime);
-                                if (error)
-                                    return "startTime." + error;
-                            }
-                            if (message.updateTime != null && message.hasOwnProperty("updateTime")) {
-                                var error = $root.google.protobuf.Timestamp.verify(message.updateTime);
-                                if (error)
-                                    return "updateTime." + error;
-                            }
-                            return null;
-                        };
-    
-                        /**
-                         * Creates a VideoAnnotationProgress message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.VideoAnnotationProgress} VideoAnnotationProgress
-                         */
-                        VideoAnnotationProgress.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.VideoAnnotationProgress)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.VideoAnnotationProgress();
-                            if (object.inputUri != null)
-                                message.inputUri = String(object.inputUri);
-                            if (object.progressPercent != null)
-                                message.progressPercent = object.progressPercent | 0;
-                            if (object.startTime != null) {
-                                if (typeof object.startTime !== "object")
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.VideoAnnotationProgress.startTime: object expected");
-                                message.startTime = $root.google.protobuf.Timestamp.fromObject(object.startTime);
-                            }
-                            if (object.updateTime != null) {
-                                if (typeof object.updateTime !== "object")
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.VideoAnnotationProgress.updateTime: object expected");
-                                message.updateTime = $root.google.protobuf.Timestamp.fromObject(object.updateTime);
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from a VideoAnnotationProgress message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.VideoAnnotationProgress} message VideoAnnotationProgress
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        VideoAnnotationProgress.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.defaults) {
-                                object.inputUri = "";
-                                object.progressPercent = 0;
-                                object.startTime = null;
-                                object.updateTime = null;
-                            }
-                            if (message.inputUri != null && message.hasOwnProperty("inputUri"))
-                                object.inputUri = message.inputUri;
-                            if (message.progressPercent != null && message.hasOwnProperty("progressPercent"))
-                                object.progressPercent = message.progressPercent;
-                            if (message.startTime != null && message.hasOwnProperty("startTime"))
-                                object.startTime = $root.google.protobuf.Timestamp.toObject(message.startTime, options);
-                            if (message.updateTime != null && message.hasOwnProperty("updateTime"))
-                                object.updateTime = $root.google.protobuf.Timestamp.toObject(message.updateTime, options);
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this VideoAnnotationProgress to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.VideoAnnotationProgress
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        VideoAnnotationProgress.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return VideoAnnotationProgress;
-                    })();
-    
-                    v1beta1.AnnotateVideoProgress = (function() {
-    
-                        /**
-                         * Properties of an AnnotateVideoProgress.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @interface IAnnotateVideoProgress
-                         * @property {Array.<google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress>|null} [annotationProgress] AnnotateVideoProgress annotationProgress
-                         */
-    
-                        /**
-                         * Constructs a new AnnotateVideoProgress.
-                         * @memberof google.cloud.videointelligence.v1beta1
-                         * @classdesc Represents an AnnotateVideoProgress.
-                         * @implements IAnnotateVideoProgress
-                         * @constructor
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoProgress=} [properties] Properties to set
-                         */
-                        function AnnotateVideoProgress(properties) {
-                            this.annotationProgress = [];
-                            if (properties)
-                                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
-                                    if (properties[keys[i]] != null)
-                                        this[keys[i]] = properties[keys[i]];
-                        }
-    
-                        /**
-                         * AnnotateVideoProgress annotationProgress.
-                         * @member {Array.<google.cloud.videointelligence.v1beta1.IVideoAnnotationProgress>} annotationProgress
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoProgress
-                         * @instance
-                         */
-                        AnnotateVideoProgress.prototype.annotationProgress = $util.emptyArray;
-    
-                        /**
-                         * Creates a new AnnotateVideoProgress instance using the specified properties.
-                         * @function create
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoProgress
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoProgress=} [properties] Properties to set
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoProgress} AnnotateVideoProgress instance
-                         */
-                        AnnotateVideoProgress.create = function create(properties) {
-                            return new AnnotateVideoProgress(properties);
-                        };
-    
-                        /**
-                         * Encodes the specified AnnotateVideoProgress message. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoProgress.verify|verify} messages.
-                         * @function encode
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoProgress
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoProgress} message AnnotateVideoProgress message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        AnnotateVideoProgress.encode = function encode(message, writer) {
-                            if (!writer)
-                                writer = $Writer.create();
-                            if (message.annotationProgress != null && message.annotationProgress.length)
-                                for (var i = 0; i < message.annotationProgress.length; ++i)
-                                    $root.google.cloud.videointelligence.v1beta1.VideoAnnotationProgress.encode(message.annotationProgress[i], writer.uint32(/* id 1, wireType 2 =*/10).fork()).ldelim();
-                            return writer;
-                        };
-    
-                        /**
-                         * Encodes the specified AnnotateVideoProgress message, length delimited. Does not implicitly {@link google.cloud.videointelligence.v1beta1.AnnotateVideoProgress.verify|verify} messages.
-                         * @function encodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoProgress
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.IAnnotateVideoProgress} message AnnotateVideoProgress message or plain object to encode
-                         * @param {$protobuf.Writer} [writer] Writer to encode to
-                         * @returns {$protobuf.Writer} Writer
-                         */
-                        AnnotateVideoProgress.encodeDelimited = function encodeDelimited(message, writer) {
-                            return this.encode(message, writer).ldelim();
-                        };
-    
-                        /**
-                         * Decodes an AnnotateVideoProgress message from the specified reader or buffer.
-                         * @function decode
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoProgress
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @param {number} [length] Message length if known beforehand
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoProgress} AnnotateVideoProgress
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        AnnotateVideoProgress.decode = function decode(reader, length) {
-                            if (!(reader instanceof $Reader))
-                                reader = $Reader.create(reader);
-                            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.google.cloud.videointelligence.v1beta1.AnnotateVideoProgress();
-                            while (reader.pos < end) {
-                                var tag = reader.uint32();
-                                switch (tag >>> 3) {
-                                case 1:
-                                    if (!(message.annotationProgress && message.annotationProgress.length))
-                                        message.annotationProgress = [];
-                                    message.annotationProgress.push($root.google.cloud.videointelligence.v1beta1.VideoAnnotationProgress.decode(reader, reader.uint32()));
-                                    break;
-                                default:
-                                    reader.skipType(tag & 7);
-                                    break;
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Decodes an AnnotateVideoProgress message from the specified reader or buffer, length delimited.
-                         * @function decodeDelimited
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoProgress
-                         * @static
-                         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoProgress} AnnotateVideoProgress
-                         * @throws {Error} If the payload is not a reader or valid buffer
-                         * @throws {$protobuf.util.ProtocolError} If required fields are missing
-                         */
-                        AnnotateVideoProgress.decodeDelimited = function decodeDelimited(reader) {
-                            if (!(reader instanceof $Reader))
-                                reader = new $Reader(reader);
-                            return this.decode(reader, reader.uint32());
-                        };
-    
-                        /**
-                         * Verifies an AnnotateVideoProgress message.
-                         * @function verify
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoProgress
-                         * @static
-                         * @param {Object.<string,*>} message Plain object to verify
-                         * @returns {string|null} `null` if valid, otherwise the reason why it is not
-                         */
-                        AnnotateVideoProgress.verify = function verify(message) {
-                            if (typeof message !== "object" || message === null)
-                                return "object expected";
-                            if (message.annotationProgress != null && message.hasOwnProperty("annotationProgress")) {
-                                if (!Array.isArray(message.annotationProgress))
-                                    return "annotationProgress: array expected";
-                                for (var i = 0; i < message.annotationProgress.length; ++i) {
-                                    var error = $root.google.cloud.videointelligence.v1beta1.VideoAnnotationProgress.verify(message.annotationProgress[i]);
-                                    if (error)
-                                        return "annotationProgress." + error;
-                                }
-                            }
-                            return null;
-                        };
-    
-                        /**
-                         * Creates an AnnotateVideoProgress message from a plain object. Also converts values to their respective internal types.
-                         * @function fromObject
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoProgress
-                         * @static
-                         * @param {Object.<string,*>} object Plain object
-                         * @returns {google.cloud.videointelligence.v1beta1.AnnotateVideoProgress} AnnotateVideoProgress
-                         */
-                        AnnotateVideoProgress.fromObject = function fromObject(object) {
-                            if (object instanceof $root.google.cloud.videointelligence.v1beta1.AnnotateVideoProgress)
-                                return object;
-                            var message = new $root.google.cloud.videointelligence.v1beta1.AnnotateVideoProgress();
-                            if (object.annotationProgress) {
-                                if (!Array.isArray(object.annotationProgress))
-                                    throw TypeError(".google.cloud.videointelligence.v1beta1.AnnotateVideoProgress.annotationProgress: array expected");
-                                message.annotationProgress = [];
-                                for (var i = 0; i < object.annotationProgress.length; ++i) {
-                                    if (typeof object.annotationProgress[i] !== "object")
-                                        throw TypeError(".google.cloud.videointelligence.v1beta1.AnnotateVideoProgress.annotationProgress: object expected");
-                                    message.annotationProgress[i] = $root.google.cloud.videointelligence.v1beta1.VideoAnnotationProgress.fromObject(object.annotationProgress[i]);
-                                }
-                            }
-                            return message;
-                        };
-    
-                        /**
-                         * Creates a plain object from an AnnotateVideoProgress message. Also converts values to other types if specified.
-                         * @function toObject
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoProgress
-                         * @static
-                         * @param {google.cloud.videointelligence.v1beta1.AnnotateVideoProgress} message AnnotateVideoProgress
-                         * @param {$protobuf.IConversionOptions} [options] Conversion options
-                         * @returns {Object.<string,*>} Plain object
-                         */
-                        AnnotateVideoProgress.toObject = function toObject(message, options) {
-                            if (!options)
-                                options = {};
-                            var object = {};
-                            if (options.arrays || options.defaults)
-                                object.annotationProgress = [];
-                            if (message.annotationProgress && message.annotationProgress.length) {
-                                object.annotationProgress = [];
-                                for (var j = 0; j < message.annotationProgress.length; ++j)
-                                    object.annotationProgress[j] = $root.google.cloud.videointelligence.v1beta1.VideoAnnotationProgress.toObject(message.annotationProgress[j], options);
-                            }
-                            return object;
-                        };
-    
-                        /**
-                         * Converts this AnnotateVideoProgress to JSON.
-                         * @function toJSON
-                         * @memberof google.cloud.videointelligence.v1beta1.AnnotateVideoProgress
-                         * @instance
-                         * @returns {Object.<string,*>} JSON object
-                         */
-                        AnnotateVideoProgress.prototype.toJSON = function toJSON() {
-                            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
-                        };
-    
-                        return AnnotateVideoProgress;
-                    })();
-    
-                    /**
-                     * Feature enum.
-                     * @name google.cloud.videointelligence.v1beta1.Feature
-                     * @enum {string}
-                     * @property {number} FEATURE_UNSPECIFIED=0 FEATURE_UNSPECIFIED value
-                     * @property {number} LABEL_DETECTION=1 LABEL_DETECTION value
-                     * @property {number} FACE_DETECTION=2 FACE_DETECTION value
-                     * @property {number} SHOT_CHANGE_DETECTION=3 SHOT_CHANGE_DETECTION value
-                     * @property {number} SAFE_SEARCH_DETECTION=4 SAFE_SEARCH_DETECTION value
-                     */
-                    v1beta1.Feature = (function() {
-                        var valuesById = {}, values = Object.create(valuesById);
-                        values[valuesById[0] = "FEATURE_UNSPECIFIED"] = 0;
-                        values[valuesById[1] = "LABEL_DETECTION"] = 1;
-                        values[valuesById[2] = "FACE_DETECTION"] = 2;
-                        values[valuesById[3] = "SHOT_CHANGE_DETECTION"] = 3;
-                        values[valuesById[4] = "SAFE_SEARCH_DETECTION"] = 4;
-                        return values;
-                    })();
-    
-                    /**
-                     * LabelLevel enum.
-                     * @name google.cloud.videointelligence.v1beta1.LabelLevel
-                     * @enum {string}
-                     * @property {number} LABEL_LEVEL_UNSPECIFIED=0 LABEL_LEVEL_UNSPECIFIED value
-                     * @property {number} VIDEO_LEVEL=1 VIDEO_LEVEL value
-                     * @property {number} SEGMENT_LEVEL=2 SEGMENT_LEVEL value
-                     * @property {number} SHOT_LEVEL=3 SHOT_LEVEL value
-                     * @property {number} FRAME_LEVEL=4 FRAME_LEVEL value
-                     */
-                    v1beta1.LabelLevel = (function() {
-                        var valuesById = {}, values = Object.create(valuesById);
-                        values[valuesById[0] = "LABEL_LEVEL_UNSPECIFIED"] = 0;
-                        values[valuesById[1] = "VIDEO_LEVEL"] = 1;
-                        values[valuesById[2] = "SEGMENT_LEVEL"] = 2;
-                        values[valuesById[3] = "SHOT_LEVEL"] = 3;
-                        values[valuesById[4] = "FRAME_LEVEL"] = 4;
-                        return values;
-                    })();
-    
-                    /**
-                     * LabelDetectionMode enum.
-                     * @name google.cloud.videointelligence.v1beta1.LabelDetectionMode
-                     * @enum {string}
-                     * @property {number} LABEL_DETECTION_MODE_UNSPECIFIED=0 LABEL_DETECTION_MODE_UNSPECIFIED value
-                     * @property {number} SHOT_MODE=1 SHOT_MODE value
-                     * @property {number} FRAME_MODE=2 FRAME_MODE value
-                     * @property {number} SHOT_AND_FRAME_MODE=3 SHOT_AND_FRAME_MODE value
-                     */
-                    v1beta1.LabelDetectionMode = (function() {
-                        var valuesById = {}, values = Object.create(valuesById);
-                        values[valuesById[0] = "LABEL_DETECTION_MODE_UNSPECIFIED"] = 0;
-                        values[valuesById[1] = "SHOT_MODE"] = 1;
-                        values[valuesById[2] = "FRAME_MODE"] = 2;
-                        values[valuesById[3] = "SHOT_AND_FRAME_MODE"] = 3;
-                        return values;
-                    })();
-    
-                    /**
-                     * Likelihood enum.
-                     * @name google.cloud.videointelligence.v1beta1.Likelihood
-                     * @enum {string}
-                     * @property {number} UNKNOWN=0 UNKNOWN value
-                     * @property {number} VERY_UNLIKELY=1 VERY_UNLIKELY value
-                     * @property {number} UNLIKELY=2 UNLIKELY value
-                     * @property {number} POSSIBLE=3 POSSIBLE value
-                     * @property {number} LIKELY=4 LIKELY value
-                     * @property {number} VERY_LIKELY=5 VERY_LIKELY value
-                     */
-                    v1beta1.Likelihood = (function() {
-                        var valuesById = {}, values = Object.create(valuesById);
-                        values[valuesById[0] = "UNKNOWN"] = 0;
-                        values[valuesById[1] = "VERY_UNLIKELY"] = 1;
-                        values[valuesById[2] = "UNLIKELY"] = 2;
-                        values[valuesById[3] = "POSSIBLE"] = 3;
-                        values[valuesById[4] = "LIKELY"] = 4;
-                        values[valuesById[5] = "VERY_LIKELY"] = 5;
-                        return values;
-                    })();
-    
-                    return v1beta1;
+                    return v1;
                 })();
     
                 videointelligence.v1beta2 = (function() {
@@ -43582,6 +39638,28 @@
                 return CustomHttpPattern;
             })();
     
+            /**
+             * FieldBehavior enum.
+             * @name google.api.FieldBehavior
+             * @enum {string}
+             * @property {number} FIELD_BEHAVIOR_UNSPECIFIED=0 FIELD_BEHAVIOR_UNSPECIFIED value
+             * @property {number} OPTIONAL=1 OPTIONAL value
+             * @property {number} REQUIRED=2 REQUIRED value
+             * @property {number} OUTPUT_ONLY=3 OUTPUT_ONLY value
+             * @property {number} INPUT_ONLY=4 INPUT_ONLY value
+             * @property {number} IMMUTABLE=5 IMMUTABLE value
+             */
+            api.FieldBehavior = (function() {
+                var valuesById = {}, values = Object.create(valuesById);
+                values[valuesById[0] = "FIELD_BEHAVIOR_UNSPECIFIED"] = 0;
+                values[valuesById[1] = "OPTIONAL"] = 1;
+                values[valuesById[2] = "REQUIRED"] = 2;
+                values[valuesById[3] = "OUTPUT_ONLY"] = 3;
+                values[valuesById[4] = "INPUT_ONLY"] = 4;
+                values[valuesById[5] = "IMMUTABLE"] = 5;
+                return values;
+            })();
+    
             return api;
         })();
     
@@ -48721,6 +44799,7 @@
                  * @property {boolean|null} [deprecated] FieldOptions deprecated
                  * @property {boolean|null} [weak] FieldOptions weak
                  * @property {Array.<google.protobuf.IUninterpretedOption>|null} [uninterpretedOption] FieldOptions uninterpretedOption
+                 * @property {Array.<google.api.FieldBehavior>|null} [".google.api.fieldBehavior"] FieldOptions .google.api.fieldBehavior
                  */
     
                 /**
@@ -48733,6 +44812,7 @@
                  */
                 function FieldOptions(properties) {
                     this.uninterpretedOption = [];
+                    this[".google.api.fieldBehavior"] = [];
                     if (properties)
                         for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
                             if (properties[keys[i]] != null)
@@ -48795,6 +44875,14 @@
                  */
                 FieldOptions.prototype.uninterpretedOption = $util.emptyArray;
     
+                /**
+                 * FieldOptions .google.api.fieldBehavior.
+                 * @member {Array.<google.api.FieldBehavior>} .google.api.fieldBehavior
+                 * @memberof google.protobuf.FieldOptions
+                 * @instance
+                 */
+                FieldOptions.prototype[".google.api.fieldBehavior"] = $util.emptyArray;
+    
                 /**
                  * Creates a new FieldOptions instance using the specified properties.
                  * @function create
@@ -48834,6 +44922,12 @@
                     if (message.uninterpretedOption != null && message.uninterpretedOption.length)
                         for (var i = 0; i < message.uninterpretedOption.length; ++i)
                             $root.google.protobuf.UninterpretedOption.encode(message.uninterpretedOption[i], writer.uint32(/* id 999, wireType 2 =*/7994).fork()).ldelim();
+                    if (message[".google.api.fieldBehavior"] != null && message[".google.api.fieldBehavior"].length) {
+                        writer.uint32(/* id 1052, wireType 2 =*/8418).fork();
+                        for (var i = 0; i < message[".google.api.fieldBehavior"].length; ++i)
+                            writer.int32(message[".google.api.fieldBehavior"][i]);
+                        writer.ldelim();
+                    }
                     return writer;
                 };
     
@@ -48891,6 +44985,16 @@
                                 message.uninterpretedOption = [];
                             message.uninterpretedOption.push($root.google.protobuf.UninterpretedOption.decode(reader, reader.uint32()));
                             break;
+                        case 1052:
+                            if (!(message[".google.api.fieldBehavior"] && message[".google.api.fieldBehavior"].length))
+                                message[".google.api.fieldBehavior"] = [];
+                            if ((tag & 7) === 2) {
+                                var end2 = reader.uint32() + reader.pos;
+                                while (reader.pos < end2)
+                                    message[".google.api.fieldBehavior"].push(reader.int32());
+                            } else
+                                message[".google.api.fieldBehavior"].push(reader.int32());
+                            break;
                         default:
                             reader.skipType(tag & 7);
                             break;
@@ -48965,6 +45069,22 @@
                                 return "uninterpretedOption." + error;
                         }
                     }
+                    if (message[".google.api.fieldBehavior"] != null && message.hasOwnProperty(".google.api.fieldBehavior")) {
+                        if (!Array.isArray(message[".google.api.fieldBehavior"]))
+                            return ".google.api.fieldBehavior: array expected";
+                        for (var i = 0; i < message[".google.api.fieldBehavior"].length; ++i)
+                            switch (message[".google.api.fieldBehavior"][i]) {
+                            default:
+                                return ".google.api.fieldBehavior: enum value[] expected";
+                            case 0:
+                            case 1:
+                            case 2:
+                            case 3:
+                            case 4:
+                            case 5:
+                                break;
+                            }
+                    }
                     return null;
                 };
     
@@ -49026,6 +45146,39 @@
                             message.uninterpretedOption[i] = $root.google.protobuf.UninterpretedOption.fromObject(object.uninterpretedOption[i]);
                         }
                     }
+                    if (object[".google.api.fieldBehavior"]) {
+                        if (!Array.isArray(object[".google.api.fieldBehavior"]))
+                            throw TypeError(".google.protobuf.FieldOptions..google.api.fieldBehavior: array expected");
+                        message[".google.api.fieldBehavior"] = [];
+                        for (var i = 0; i < object[".google.api.fieldBehavior"].length; ++i)
+                            switch (object[".google.api.fieldBehavior"][i]) {
+                            default:
+                            case "FIELD_BEHAVIOR_UNSPECIFIED":
+                            case 0:
+                                message[".google.api.fieldBehavior"][i] = 0;
+                                break;
+                            case "OPTIONAL":
+                            case 1:
+                                message[".google.api.fieldBehavior"][i] = 1;
+                                break;
+                            case "REQUIRED":
+                            case 2:
+                                message[".google.api.fieldBehavior"][i] = 2;
+                                break;
+                            case "OUTPUT_ONLY":
+                            case 3:
+                                message[".google.api.fieldBehavior"][i] = 3;
+                                break;
+                            case "INPUT_ONLY":
+                            case 4:
+                                message[".google.api.fieldBehavior"][i] = 4;
+                                break;
+                            case "IMMUTABLE":
+                            case 5:
+                                message[".google.api.fieldBehavior"][i] = 5;
+                                break;
+                            }
+                    }
                     return message;
                 };
     
@@ -49042,8 +45195,10 @@
                     if (!options)
                         options = {};
                     var object = {};
-                    if (options.arrays || options.defaults)
+                    if (options.arrays || options.defaults) {
                         object.uninterpretedOption = [];
+                        object[".google.api.fieldBehavior"] = [];
+                    }
                     if (options.defaults) {
                         object.ctype = options.enums === String ? "STRING" : 0;
                         object.packed = false;
@@ -49069,6 +45224,11 @@
                         for (var j = 0; j < message.uninterpretedOption.length; ++j)
                             object.uninterpretedOption[j] = $root.google.protobuf.UninterpretedOption.toObject(message.uninterpretedOption[j], options);
                     }
+                    if (message[".google.api.fieldBehavior"] && message[".google.api.fieldBehavior"].length) {
+                        object[".google.api.fieldBehavior"] = [];
+                        for (var j = 0; j < message[".google.api.fieldBehavior"].length; ++j)
+                            object[".google.api.fieldBehavior"][j] = options.enums === String ? $root.google.api.FieldBehavior[message[".google.api.fieldBehavior"][j]] : message[".google.api.fieldBehavior"][j];
+                    }
                     return object;
                 };
     
diff --git a/protos/protos.json b/protos/protos.json
index 892442cb..a0707e84 100644
--- a/protos/protos.json
+++ b/protos/protos.json
@@ -28,7 +28,10 @@
                           "responseType": "google.longrunning.Operation",
                           "options": {
                             "(google.api.http).post": "/v1/videos:annotate",
-                            "(google.api.http).body": "*"
+                            "(google.api.http).body": "*",
+                            "(google.api.method_signature)": "input_uri,features",
+                            "(google.longrunning.operation_info).response_type": "AnnotateVideoResponse",
+                            "(google.longrunning.operation_info).metadata_type": "AnnotateVideoProgress"
                           }
                         }
                       }
@@ -46,7 +49,10 @@
                         "features": {
                           "rule": "repeated",
                           "type": "Feature",
-                          "id": 2
+                          "id": 2,
+                          "options": {
+                            "(google.api.field_behavior)": "REQUIRED"
+                          }
                         },
                         "videoContext": {
                           "type": "VideoContext",
@@ -54,11 +60,17 @@
                         },
                         "outputUri": {
                           "type": "string",
-                          "id": 4
+                          "id": 4,
+                          "options": {
+                            "(google.api.field_behavior)": "OPTIONAL"
+                          }
                         },
                         "locationId": {
                           "type": "string",
-                          "id": 5
+                          "id": 5,
+                          "options": {
+                            "(google.api.field_behavior)": "OPTIONAL"
+                          }
                         }
                       }
                     },
@@ -99,6 +111,36 @@
                         }
                       }
                     },
+                    "Feature": {
+                      "values": {
+                        "FEATURE_UNSPECIFIED": 0,
+                        "LABEL_DETECTION": 1,
+                        "SHOT_CHANGE_DETECTION": 2,
+                        "EXPLICIT_CONTENT_DETECTION": 3,
+                        "FACE_DETECTION": 4,
+                        "SPEECH_TRANSCRIPTION": 6,
+                        "TEXT_DETECTION": 7,
+                        "OBJECT_TRACKING": 9
+                      }
+                    },
+                    "LabelDetectionMode": {
+                      "values": {
+                        "LABEL_DETECTION_MODE_UNSPECIFIED": 0,
+                        "SHOT_MODE": 1,
+                        "FRAME_MODE": 2,
+                        "SHOT_AND_FRAME_MODE": 3
+                      }
+                    },
+                    "Likelihood": {
+                      "values": {
+                        "LIKELIHOOD_UNSPECIFIED": 0,
+                        "VERY_UNLIKELY": 1,
+                        "UNLIKELY": 2,
+                        "POSSIBLE": 3,
+                        "LIKELY": 4,
+                        "VERY_LIKELY": 5
+                      }
+                    },
                     "LabelDetectionConfig": {
                       "fields": {
                         "labelDetectionMode": {
@@ -131,7 +173,7 @@
                         }
                       }
                     },
-                    "ExplicitContentDetectionConfig": {
+                    "ObjectTrackingConfig": {
                       "fields": {
                         "model": {
                           "type": "string",
@@ -151,7 +193,7 @@
                         }
                       }
                     },
-                    "ObjectTrackingConfig": {
+                    "ExplicitContentDetectionConfig": {
                       "fields": {
                         "model": {
                           "type": "string",
@@ -447,41 +489,68 @@
                       "fields": {
                         "languageCode": {
                           "type": "string",
-                          "id": 1
+                          "id": 1,
+                          "options": {
+                            "(google.api.field_behavior)": "REQUIRED"
+                          }
                         },
                         "maxAlternatives": {
                           "type": "int32",
-                          "id": 2
+                          "id": 2,
+                          "options": {
+                            "(google.api.field_behavior)": "OPTIONAL"
+                          }
                         },
                         "filterProfanity": {
                           "type": "bool",
-                          "id": 3
+                          "id": 3,
+                          "options": {
+                            "(google.api.field_behavior)": "OPTIONAL"
+                          }
                         },
                         "speechContexts": {
                           "rule": "repeated",
                           "type": "SpeechContext",
-                          "id": 4
+                          "id": 4,
+                          "options": {
+                            "(google.api.field_behavior)": "OPTIONAL"
+                          }
                         },
                         "enableAutomaticPunctuation": {
                           "type": "bool",
-                          "id": 5
+                          "id": 5,
+                          "options": {
+                            "(google.api.field_behavior)": "OPTIONAL"
+                          }
                         },
                         "audioTracks": {
                           "rule": "repeated",
                           "type": "int32",
-                          "id": 6
+                          "id": 6,
+                          "options": {
+                            "(google.api.field_behavior)": "OPTIONAL"
+                          }
                         },
                         "enableSpeakerDiarization": {
                           "type": "bool",
-                          "id": 7
+                          "id": 7,
+                          "options": {
+                            "(google.api.field_behavior)": "OPTIONAL"
+                          }
                         },
                         "diarizationSpeakerCount": {
                           "type": "int32",
-                          "id": 8
+                          "id": 8,
+                          "options": {
+                            "(google.api.field_behavior)": "OPTIONAL"
+                          }
                         },
                         "enableWordConfidence": {
                           "type": "bool",
-                          "id": 9
+                          "id": 9,
+                          "options": {
+                            "(google.api.field_behavior)": "OPTIONAL"
+                          }
                         }
                       }
                     },
@@ -490,7 +559,10 @@
                         "phrases": {
                           "rule": "repeated",
                           "type": "string",
-                          "id": 1
+                          "id": 1,
+                          "options": {
+                            "(google.api.field_behavior)": "OPTIONAL"
+                          }
                         }
                       }
                     },
@@ -503,7 +575,10 @@
                         },
                         "languageCode": {
                           "type": "string",
-                          "id": 2
+                          "id": 2,
+                          "options": {
+                            "(google.api.field_behavior)": "OUTPUT_ONLY"
+                          }
                         }
                       }
                     },
@@ -515,12 +590,18 @@
                         },
                         "confidence": {
                           "type": "float",
-                          "id": 2
+                          "id": 2,
+                          "options": {
+                            "(google.api.field_behavior)": "OUTPUT_ONLY"
+                          }
                         },
                         "words": {
                           "rule": "repeated",
                           "type": "WordInfo",
-                          "id": 3
+                          "id": 3,
+                          "options": {
+                            "(google.api.field_behavior)": "OUTPUT_ONLY"
+                          }
                         }
                       }
                     },
@@ -540,11 +621,17 @@
                         },
                         "confidence": {
                           "type": "float",
-                          "id": 4
+                          "id": 4,
+                          "options": {
+                            "(google.api.field_behavior)": "OUTPUT_ONLY"
+                          }
                         },
                         "speakerTag": {
                           "type": "int32",
-                          "id": 5
+                          "id": 5,
+                          "options": {
+                            "(google.api.field_behavior)": "OUTPUT_ONLY"
+                          }
                         }
                       }
                     },
@@ -655,352 +742,6 @@
                           "id": 2
                         }
                       }
-                    },
-                    "Feature": {
-                      "values": {
-                        "FEATURE_UNSPECIFIED": 0,
-                        "LABEL_DETECTION": 1,
-                        "SHOT_CHANGE_DETECTION": 2,
-                        "EXPLICIT_CONTENT_DETECTION": 3,
-                        "FACE_DETECTION": 4,
-                        "SPEECH_TRANSCRIPTION": 6,
-                        "TEXT_DETECTION": 7,
-                        "OBJECT_TRACKING": 9
-                      }
-                    },
-                    "LabelDetectionMode": {
-                      "values": {
-                        "LABEL_DETECTION_MODE_UNSPECIFIED": 0,
-                        "SHOT_MODE": 1,
-                        "FRAME_MODE": 2,
-                        "SHOT_AND_FRAME_MODE": 3
-                      }
-                    },
-                    "Likelihood": {
-                      "values": {
-                        "LIKELIHOOD_UNSPECIFIED": 0,
-                        "VERY_UNLIKELY": 1,
-                        "UNLIKELY": 2,
-                        "POSSIBLE": 3,
-                        "LIKELY": 4,
-                        "VERY_LIKELY": 5
-                      }
-                    }
-                  }
-                },
-                "v1beta1": {
-                  "options": {
-                    "csharp_namespace": "Google.Cloud.VideoIntelligence.V1Beta1",
-                    "go_package": "google.golang.org/genproto/googleapis/cloud/videointelligence/v1beta1;videointelligence",
-                    "java_multiple_files": true,
-                    "java_outer_classname": "VideoIntelligenceServiceProto",
-                    "java_package": "com.google.cloud.videointelligence.v1beta1",
-                    "php_namespace": "Google\\Cloud\\VideoIntelligence\\V1beta1",
-                    "ruby_package": "Google::Cloud::VideoIntelligence::V1beta1"
-                  },
-                  "nested": {
-                    "VideoIntelligenceService": {
-                      "methods": {
-                        "AnnotateVideo": {
-                          "requestType": "AnnotateVideoRequest",
-                          "responseType": "google.longrunning.Operation",
-                          "options": {
-                            "(google.api.http).post": "/v1beta1/videos:annotate",
-                            "(google.api.http).body": "*"
-                          }
-                        }
-                      }
-                    },
-                    "AnnotateVideoRequest": {
-                      "fields": {
-                        "inputUri": {
-                          "type": "string",
-                          "id": 1
-                        },
-                        "inputContent": {
-                          "type": "string",
-                          "id": 6
-                        },
-                        "features": {
-                          "rule": "repeated",
-                          "type": "Feature",
-                          "id": 2
-                        },
-                        "videoContext": {
-                          "type": "VideoContext",
-                          "id": 3
-                        },
-                        "outputUri": {
-                          "type": "string",
-                          "id": 4
-                        },
-                        "locationId": {
-                          "type": "string",
-                          "id": 5
-                        }
-                      }
-                    },
-                    "VideoContext": {
-                      "fields": {
-                        "segments": {
-                          "rule": "repeated",
-                          "type": "VideoSegment",
-                          "id": 1
-                        },
-                        "labelDetectionMode": {
-                          "type": "LabelDetectionMode",
-                          "id": 2
-                        },
-                        "stationaryCamera": {
-                          "type": "bool",
-                          "id": 3
-                        },
-                        "labelDetectionModel": {
-                          "type": "string",
-                          "id": 4
-                        },
-                        "faceDetectionModel": {
-                          "type": "string",
-                          "id": 5
-                        },
-                        "shotChangeDetectionModel": {
-                          "type": "string",
-                          "id": 6
-                        },
-                        "safeSearchDetectionModel": {
-                          "type": "string",
-                          "id": 7
-                        }
-                      }
-                    },
-                    "VideoSegment": {
-                      "fields": {
-                        "startTimeOffset": {
-                          "type": "int64",
-                          "id": 1
-                        },
-                        "endTimeOffset": {
-                          "type": "int64",
-                          "id": 2
-                        }
-                      }
-                    },
-                    "LabelLocation": {
-                      "fields": {
-                        "segment": {
-                          "type": "VideoSegment",
-                          "id": 1
-                        },
-                        "confidence": {
-                          "type": "float",
-                          "id": 2
-                        },
-                        "level": {
-                          "type": "LabelLevel",
-                          "id": 3
-                        }
-                      }
-                    },
-                    "LabelAnnotation": {
-                      "fields": {
-                        "description": {
-                          "type": "string",
-                          "id": 1
-                        },
-                        "languageCode": {
-                          "type": "string",
-                          "id": 2
-                        },
-                        "locations": {
-                          "rule": "repeated",
-                          "type": "LabelLocation",
-                          "id": 3
-                        }
-                      }
-                    },
-                    "SafeSearchAnnotation": {
-                      "fields": {
-                        "adult": {
-                          "type": "Likelihood",
-                          "id": 1
-                        },
-                        "spoof": {
-                          "type": "Likelihood",
-                          "id": 2
-                        },
-                        "medical": {
-                          "type": "Likelihood",
-                          "id": 3
-                        },
-                        "violent": {
-                          "type": "Likelihood",
-                          "id": 4
-                        },
-                        "racy": {
-                          "type": "Likelihood",
-                          "id": 5
-                        },
-                        "timeOffset": {
-                          "type": "int64",
-                          "id": 6
-                        }
-                      }
-                    },
-                    "BoundingBox": {
-                      "fields": {
-                        "left": {
-                          "type": "int32",
-                          "id": 1
-                        },
-                        "right": {
-                          "type": "int32",
-                          "id": 2
-                        },
-                        "bottom": {
-                          "type": "int32",
-                          "id": 3
-                        },
-                        "top": {
-                          "type": "int32",
-                          "id": 4
-                        }
-                      }
-                    },
-                    "FaceLocation": {
-                      "fields": {
-                        "boundingBox": {
-                          "type": "BoundingBox",
-                          "id": 1
-                        },
-                        "timeOffset": {
-                          "type": "int64",
-                          "id": 2
-                        }
-                      }
-                    },
-                    "FaceAnnotation": {
-                      "fields": {
-                        "thumbnail": {
-                          "type": "string",
-                          "id": 1
-                        },
-                        "segments": {
-                          "rule": "repeated",
-                          "type": "VideoSegment",
-                          "id": 2
-                        },
-                        "locations": {
-                          "rule": "repeated",
-                          "type": "FaceLocation",
-                          "id": 3
-                        }
-                      }
-                    },
-                    "VideoAnnotationResults": {
-                      "fields": {
-                        "inputUri": {
-                          "type": "string",
-                          "id": 1
-                        },
-                        "labelAnnotations": {
-                          "rule": "repeated",
-                          "type": "LabelAnnotation",
-                          "id": 2
-                        },
-                        "faceAnnotations": {
-                          "rule": "repeated",
-                          "type": "FaceAnnotation",
-                          "id": 3
-                        },
-                        "shotAnnotations": {
-                          "rule": "repeated",
-                          "type": "VideoSegment",
-                          "id": 4
-                        },
-                        "safeSearchAnnotations": {
-                          "rule": "repeated",
-                          "type": "SafeSearchAnnotation",
-                          "id": 6
-                        },
-                        "error": {
-                          "type": "google.rpc.Status",
-                          "id": 5
-                        }
-                      }
-                    },
-                    "AnnotateVideoResponse": {
-                      "fields": {
-                        "annotationResults": {
-                          "rule": "repeated",
-                          "type": "VideoAnnotationResults",
-                          "id": 1
-                        }
-                      }
-                    },
-                    "VideoAnnotationProgress": {
-                      "fields": {
-                        "inputUri": {
-                          "type": "string",
-                          "id": 1
-                        },
-                        "progressPercent": {
-                          "type": "int32",
-                          "id": 2
-                        },
-                        "startTime": {
-                          "type": "google.protobuf.Timestamp",
-                          "id": 3
-                        },
-                        "updateTime": {
-                          "type": "google.protobuf.Timestamp",
-                          "id": 4
-                        }
-                      }
-                    },
-                    "AnnotateVideoProgress": {
-                      "fields": {
-                        "annotationProgress": {
-                          "rule": "repeated",
-                          "type": "VideoAnnotationProgress",
-                          "id": 1
-                        }
-                      }
-                    },
-                    "Feature": {
-                      "values": {
-                        "FEATURE_UNSPECIFIED": 0,
-                        "LABEL_DETECTION": 1,
-                        "FACE_DETECTION": 2,
-                        "SHOT_CHANGE_DETECTION": 3,
-                        "SAFE_SEARCH_DETECTION": 4
-                      }
-                    },
-                    "LabelLevel": {
-                      "values": {
-                        "LABEL_LEVEL_UNSPECIFIED": 0,
-                        "VIDEO_LEVEL": 1,
-                        "SEGMENT_LEVEL": 2,
-                        "SHOT_LEVEL": 3,
-                        "FRAME_LEVEL": 4
-                      }
-                    },
-                    "LabelDetectionMode": {
-                      "values": {
-                        "LABEL_DETECTION_MODE_UNSPECIFIED": 0,
-                        "SHOT_MODE": 1,
-                        "FRAME_MODE": 2,
-                        "SHOT_AND_FRAME_MODE": 3
-                      }
-                    },
-                    "Likelihood": {
-                      "values": {
-                        "UNKNOWN": 0,
-                        "VERY_UNLIKELY": 1,
-                        "UNLIKELY": 2,
-                        "POSSIBLE": 3,
-                        "LIKELY": 4,
-                        "VERY_LIKELY": 5
-                      }
                     }
                   }
                 },
@@ -3081,7 +2822,7 @@
           "options": {
             "go_package": "google.golang.org/genproto/googleapis/api/annotations;annotations",
             "java_multiple_files": true,
-            "java_outer_classname": "ClientProto",
+            "java_outer_classname": "FieldBehaviorProto",
             "java_package": "com.google.api",
             "objc_class_prefix": "GAPI",
             "cc_enable_arenas": true
@@ -3189,6 +2930,22 @@
               "type": "string",
               "id": 1050,
               "extend": "google.protobuf.ServiceOptions"
+            },
+            "fieldBehavior": {
+              "rule": "repeated",
+              "type": "google.api.FieldBehavior",
+              "id": 1052,
+              "extend": "google.protobuf.FieldOptions"
+            },
+            "FieldBehavior": {
+              "values": {
+                "FIELD_BEHAVIOR_UNSPECIFIED": 0,
+                "OPTIONAL": 1,
+                "REQUIRED": 2,
+                "OUTPUT_ONLY": 3,
+                "INPUT_ONLY": 4,
+                "IMMUTABLE": 5
+              }
             }
           }
         },
diff --git a/src/v1/doc/google/cloud/videointelligence/v1/doc_video_intelligence.js b/src/v1/doc/google/cloud/videointelligence/v1/doc_video_intelligence.js
index 87929885..50688641 100644
--- a/src/v1/doc/google/cloud/videointelligence/v1/doc_video_intelligence.js
+++ b/src/v1/doc/google/cloud/videointelligence/v1/doc_video_intelligence.js
@@ -23,10 +23,10 @@
  *   [Google Cloud Storage](https://cloud.google.com/storage/) URIs are
  *   supported, which must be specified in the following format:
  *   `gs://bucket-id/object-id` (other URI formats return
- *   google.rpc.Code.INVALID_ARGUMENT). For
- *   more information, see [Request URIs](https://cloud.google.com/storage/docs/reference-uris). A video
- *   URI may include wildcards in `object-id`, and thus identify multiple
- *   videos. Supported wildcards: '*' to match 0 or more characters;
+ *   google.rpc.Code.INVALID_ARGUMENT). For more information, see
+ *   [Request URIs](https://cloud.google.com/storage/docs/reference-uris).
+ *   A video URI may include wildcards in `object-id`, and thus identify
+ *   multiple videos. Supported wildcards: '*' to match 0 or more characters;
  *   '?' to match 1 character. If unset, the input video should be embedded
  *   in the request as `input_content`. If set, `input_content` should be unset.
  *
@@ -36,7 +36,7 @@
  *   If set, `input_uri` should be unset.
  *
  * @property {number[]} features
- *   Requested video annotation features.
+ *   Required. Requested video annotation features.
  *
  *   The number should be among the values of [Feature]{@link google.cloud.videointelligence.v1.Feature}
  *
@@ -46,15 +46,15 @@
  *   This object should have the same structure as [VideoContext]{@link google.cloud.videointelligence.v1.VideoContext}
  *
  * @property {string} outputUri
- *   Optional location where the output (in JSON format) should be stored.
+ *   Optional. Location where the output (in JSON format) should be stored.
  *   Currently, only [Google Cloud Storage](https://cloud.google.com/storage/)
  *   URIs are supported, which must be specified in the following format:
  *   `gs://bucket-id/object-id` (other URI formats return
- *   google.rpc.Code.INVALID_ARGUMENT). For
- *   more information, see [Request URIs](https://cloud.google.com/storage/docs/reference-uris).
+ *   google.rpc.Code.INVALID_ARGUMENT). For more information, see
+ *   [Request URIs](https://cloud.google.com/storage/docs/reference-uris).
  *
  * @property {string} locationId
- *   Optional cloud region where annotation should take place. Supported cloud
+ *   Optional. Cloud region where annotation should take place. Supported cloud
  *   regions: `us-east1`, `us-west1`, `europe-west1`, `asia-east1`. If no region
  *   is specified, a region will be determined based on video file location.
  *
@@ -180,18 +180,18 @@ const ShotChangeDetectionConfig = {
 };
 
 /**
- * Config for EXPLICIT_CONTENT_DETECTION.
+ * Config for OBJECT_TRACKING.
  *
  * @property {string} model
- *   Model to use for explicit content detection.
+ *   Model to use for object tracking.
  *   Supported values: "builtin/stable" (the default if unset) and
  *   "builtin/latest".
  *
- * @typedef ExplicitContentDetectionConfig
+ * @typedef ObjectTrackingConfig
  * @memberof google.cloud.videointelligence.v1
- * @see [google.cloud.videointelligence.v1.ExplicitContentDetectionConfig definition in proto format]{@link https://github.com/googleapis/googleapis/blob/master/google/cloud/videointelligence/v1/video_intelligence.proto}
+ * @see [google.cloud.videointelligence.v1.ObjectTrackingConfig definition in proto format]{@link https://github.com/googleapis/googleapis/blob/master/google/cloud/videointelligence/v1/video_intelligence.proto}
  */
-const ExplicitContentDetectionConfig = {
+const ObjectTrackingConfig = {
   // This is for documentation. Actual contents will be loaded by gRPC.
 };
 
@@ -215,18 +215,18 @@ const FaceDetectionConfig = {
 };
 
 /**
- * Config for OBJECT_TRACKING.
+ * Config for EXPLICIT_CONTENT_DETECTION.
  *
  * @property {string} model
- *   Model to use for object tracking.
+ *   Model to use for explicit content detection.
  *   Supported values: "builtin/stable" (the default if unset) and
  *   "builtin/latest".
  *
- * @typedef ObjectTrackingConfig
+ * @typedef ExplicitContentDetectionConfig
  * @memberof google.cloud.videointelligence.v1
- * @see [google.cloud.videointelligence.v1.ObjectTrackingConfig definition in proto format]{@link https://github.com/googleapis/googleapis/blob/master/google/cloud/videointelligence/v1/video_intelligence.proto}
+ * @see [google.cloud.videointelligence.v1.ExplicitContentDetectionConfig definition in proto format]{@link https://github.com/googleapis/googleapis/blob/master/google/cloud/videointelligence/v1/video_intelligence.proto}
  */
-const ObjectTrackingConfig = {
+const ExplicitContentDetectionConfig = {
   // This is for documentation. Actual contents will be loaded by gRPC.
 };
 
@@ -520,8 +520,11 @@ const FaceAnnotation = {
  *
  * @property {Object[]} segmentPresenceLabelAnnotations
  *   Presence label annotations on video level or user specified segment level.
- *   There is exactly one element for each unique label. This will eventually
- *   get publicly exposed and the restriction will be removed.
+ *   There is exactly one element for each unique label. Compared to the
+ *   existing topical `segment_label_annotations`, this field presents more
+ *   fine-grained, segment-level labels detected in video content and is made
+ *   available only when the client sets `LabelDetectionConfig.model` to
+ *   "builtin/latest" in the request.
  *
  *   This object should have the same structure as [LabelAnnotation]{@link google.cloud.videointelligence.v1.LabelAnnotation}
  *
@@ -533,8 +536,10 @@ const FaceAnnotation = {
  *
  * @property {Object[]} shotPresenceLabelAnnotations
  *   Presence label annotations on shot level. There is exactly one element for
- *   each unique label. This will eventually get publicly exposed and the
- *   restriction will be removed.
+ *   each unique label. Compared to the existing topical
+ *   `shot_label_annotations`, this field presents more fine-grained, shot-level
+ *   labels detected in video content and is made available only when the client
+ *   sets `LabelDetectionConfig.model` to "builtin/latest" in the request.
  *
  *   This object should have the same structure as [LabelAnnotation]{@link google.cloud.videointelligence.v1.LabelAnnotation}
  *
@@ -671,32 +676,32 @@ const AnnotateVideoProgress = {
  * Config for SPEECH_TRANSCRIPTION.
  *
  * @property {string} languageCode
- *   *Required* The language of the supplied audio as a
+ *   Required. *Required* The language of the supplied audio as a
  *   [BCP-47](https://www.rfc-editor.org/rfc/bcp/bcp47.txt) language tag.
  *   Example: "en-US".
  *   See [Language Support](https://cloud.google.com/speech/docs/languages)
  *   for a list of the currently supported language codes.
  *
  * @property {number} maxAlternatives
- *   *Optional* Maximum number of recognition hypotheses to be returned.
+ *   Optional. Maximum number of recognition hypotheses to be returned.
  *   Specifically, the maximum number of `SpeechRecognitionAlternative` messages
  *   within each `SpeechTranscription`. The server may return fewer than
  *   `max_alternatives`. Valid values are `0`-`30`. A value of `0` or `1` will
  *   return a maximum of one. If omitted, will return a maximum of one.
  *
  * @property {boolean} filterProfanity
- *   *Optional* If set to `true`, the server will attempt to filter out
+ *   Optional. If set to `true`, the server will attempt to filter out
  *   profanities, replacing all but the initial character in each filtered word
  *   with asterisks, e.g. "f***". If set to `false` or omitted, profanities
  *   won't be filtered out.
  *
  * @property {Object[]} speechContexts
- *   *Optional* A means to provide context to assist the speech recognition.
+ *   Optional. A means to provide context to assist the speech recognition.
  *
  *   This object should have the same structure as [SpeechContext]{@link google.cloud.videointelligence.v1.SpeechContext}
  *
  * @property {boolean} enableAutomaticPunctuation
- *   *Optional* If 'true', adds punctuation to recognition result hypotheses.
+ *   Optional. If 'true', adds punctuation to recognition result hypotheses.
  *   This feature is only available in select languages. Setting this for
  *   requests in other languages has no effect at all. The default 'false' value
  *   does not add punctuation to result hypotheses. NOTE: "This is currently
@@ -704,11 +709,11 @@ const AnnotateVideoProgress = {
  *   future this may be exclusively available as a premium feature."
  *
  * @property {number[]} audioTracks
- *   *Optional* For file formats, such as MXF or MKV, supporting multiple audio
+ *   Optional. For file formats, such as MXF or MKV, supporting multiple audio
  *   tracks, specify up to two tracks. Default: track 0.
  *
  * @property {boolean} enableSpeakerDiarization
- *   *Optional* If 'true', enables speaker detection for each recognized word in
+ *   Optional. If 'true', enables speaker detection for each recognized word in
  *   the top alternative of the recognition result using a speaker_tag provided
  *   in the WordInfo.
  *   Note: When this is true, we send all the words from the beginning of the
@@ -717,13 +722,12 @@ const AnnotateVideoProgress = {
  *   identify the speakers in the conversation over time.
  *
  * @property {number} diarizationSpeakerCount
- *   *Optional*
- *   If set, specifies the estimated number of speakers in the conversation.
+ *   Optional. If set, specifies the estimated number of speakers in the conversation.
  *   If not set, defaults to '2'.
  *   Ignored unless enable_speaker_diarization is set to true.
  *
  * @property {boolean} enableWordConfidence
- *   *Optional* If `true`, the top result includes a list of words and the
+ *   Optional. If `true`, the top result includes a list of words and the
  *   confidence for those words. If `false`, no word-level confidence
  *   information is returned. The default is `false`.
  *
@@ -740,7 +744,7 @@ const SpeechTranscriptionConfig = {
  * in the results.
  *
  * @property {string[]} phrases
- *   *Optional* A list of strings containing words and phrases "hints" so that
+ *   Optional. A list of strings containing words and phrases "hints" so that
  *   the speech recognition is more likely to recognize them. This can be used
  *   to improve the accuracy for specific words and phrases, for example, if
  *   specific commands are typically spoken by the user. This can also be used
@@ -767,10 +771,9 @@ const SpeechContext = {
  *   This object should have the same structure as [SpeechRecognitionAlternative]{@link google.cloud.videointelligence.v1.SpeechRecognitionAlternative}
  *
  * @property {string} languageCode
- *   Output only. The
- *   [BCP-47](https://www.rfc-editor.org/rfc/bcp/bcp47.txt) language tag of the
- *   language in this result. This language code was detected to have the most
- *   likelihood of being spoken in the audio.
+ *   Output only. The [BCP-47](https://www.rfc-editor.org/rfc/bcp/bcp47.txt) language tag of
+ *   the language in this result. This language code was detected to have the
+ *   most likelihood of being spoken in the audio.
  *
  * @typedef SpeechTranscription
  * @memberof google.cloud.videointelligence.v1
diff --git a/src/v1/video_intelligence_service_client.js b/src/v1/video_intelligence_service_client.js
index e79cf34c..1116b978 100644
--- a/src/v1/video_intelligence_service_client.js
+++ b/src/v1/video_intelligence_service_client.js
@@ -243,38 +243,38 @@ class VideoIntelligenceServiceClient {
    *
    * @param {Object} request
    *   The request object that will be sent.
+   * @param {number[]} request.features
+   *   Required. Requested video annotation features.
+   *
+   *   The number should be among the values of [Feature]{@link google.cloud.videointelligence.v1.Feature}
    * @param {string} [request.inputUri]
    *   Input video location. Currently, only
    *   [Google Cloud Storage](https://cloud.google.com/storage/) URIs are
    *   supported, which must be specified in the following format:
    *   `gs://bucket-id/object-id` (other URI formats return
-   *   google.rpc.Code.INVALID_ARGUMENT). For
-   *   more information, see [Request URIs](https://cloud.google.com/storage/docs/reference-uris). A video
-   *   URI may include wildcards in `object-id`, and thus identify multiple
-   *   videos. Supported wildcards: '*' to match 0 or more characters;
+   *   google.rpc.Code.INVALID_ARGUMENT). For more information, see
+   *   [Request URIs](https://cloud.google.com/storage/docs/reference-uris).
+   *   A video URI may include wildcards in `object-id`, and thus identify
+   *   multiple videos. Supported wildcards: '*' to match 0 or more characters;
    *   '?' to match 1 character. If unset, the input video should be embedded
    *   in the request as `input_content`. If set, `input_content` should be unset.
    * @param {Buffer} [request.inputContent]
    *   The video data bytes.
    *   If unset, the input video(s) should be specified via `input_uri`.
    *   If set, `input_uri` should be unset.
-   * @param {number[]} [request.features]
-   *   Requested video annotation features.
-   *
-   *   The number should be among the values of [Feature]{@link google.cloud.videointelligence.v1.Feature}
    * @param {Object} [request.videoContext]
    *   Additional video context and/or feature-specific parameters.
    *
    *   This object should have the same structure as [VideoContext]{@link google.cloud.videointelligence.v1.VideoContext}
    * @param {string} [request.outputUri]
-   *   Optional location where the output (in JSON format) should be stored.
+   *   Optional. Location where the output (in JSON format) should be stored.
    *   Currently, only [Google Cloud Storage](https://cloud.google.com/storage/)
    *   URIs are supported, which must be specified in the following format:
    *   `gs://bucket-id/object-id` (other URI formats return
-   *   google.rpc.Code.INVALID_ARGUMENT). For
-   *   more information, see [Request URIs](https://cloud.google.com/storage/docs/reference-uris).
+   *   google.rpc.Code.INVALID_ARGUMENT). For more information, see
+   *   [Request URIs](https://cloud.google.com/storage/docs/reference-uris).
    * @param {string} [request.locationId]
-   *   Optional cloud region where annotation should take place. Supported cloud
+   *   Optional. Cloud region where annotation should take place. Supported cloud
    *   regions: `us-east1`, `us-west1`, `europe-west1`, `asia-east1`. If no region
    *   is specified, a region will be determined based on video file location.
    * @param {Object} [options]
@@ -296,12 +296,12 @@ class VideoIntelligenceServiceClient {
    *   // optional auth parameters.
    * });
    *
-   * const inputUri = 'gs://cloud-samples-data/video/cat.mp4';
    * const featuresElement = 'LABEL_DETECTION';
    * const features = [featuresElement];
+   * const inputUri = 'gs://cloud-samples-data/video/cat.mp4';
    * const request = {
-   *   inputUri: inputUri,
    *   features: features,
+   *   inputUri: inputUri,
    * };
    *
    * // Handle the operation using the promise pattern.
@@ -321,12 +321,12 @@ class VideoIntelligenceServiceClient {
    *     console.error(err);
    *   });
    *
-   * const inputUri = 'gs://cloud-samples-data/video/cat.mp4';
    * const featuresElement = 'LABEL_DETECTION';
    * const features = [featuresElement];
+   * const inputUri = 'gs://cloud-samples-data/video/cat.mp4';
    * const request = {
-   *   inputUri: inputUri,
    *   features: features,
+   *   inputUri: inputUri,
    * };
    *
    * // Handle the operation using the event emitter pattern.
@@ -355,12 +355,12 @@ class VideoIntelligenceServiceClient {
    *     console.error(err);
    *   });
    *
-   * const inputUri = 'gs://cloud-samples-data/video/cat.mp4';
    * const featuresElement = 'LABEL_DETECTION';
    * const features = [featuresElement];
+   * const inputUri = 'gs://cloud-samples-data/video/cat.mp4';
    * const request = {
-   *   inputUri: inputUri,
    *   features: features,
+   *   inputUri: inputUri,
    * };
    *
    * // Handle the operation using the await pattern.
diff --git a/src/v1/video_intelligence_service_client_config.json b/src/v1/video_intelligence_service_client_config.json
index ce795855..2a907f40 100644
--- a/src/v1/video_intelligence_service_client_config.json
+++ b/src/v1/video_intelligence_service_client_config.json
@@ -10,19 +10,19 @@
       },
       "retry_params": {
         "default": {
-          "initial_retry_delay_millis": 1000,
-          "retry_delay_multiplier": 2.5,
-          "max_retry_delay_millis": 120000,
-          "initial_rpc_timeout_millis": 120000,
+          "initial_retry_delay_millis": 100,
+          "retry_delay_multiplier": 1.3,
+          "max_retry_delay_millis": 60000,
+          "initial_rpc_timeout_millis": 20000,
           "rpc_timeout_multiplier": 1.0,
-          "max_rpc_timeout_millis": 120000,
+          "max_rpc_timeout_millis": 20000,
           "total_timeout_millis": 600000
         }
       },
       "methods": {
         "AnnotateVideo": {
-          "timeout_millis": 600000,
-          "retry_codes_name": "idempotent",
+          "timeout_millis": 60000,
+          "retry_codes_name": "non_idempotent",
           "retry_params_name": "default"
         }
       }
diff --git a/synth.metadata b/synth.metadata
index 5c40948a..32417747 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -1,19 +1,19 @@
 {
-  "updateTime": "2019-10-01T11:36:54.388073Z",
+  "updateTime": "2019-10-12T11:35:39.369088Z",
   "sources": [
     {
       "generator": {
         "name": "artman",
-        "version": "0.37.1",
-        "dockerImage": "googleapis/artman@sha256:6068f67900a3f0bdece596b97bda8fc70406ca0e137a941f4c81d3217c994a80"
+        "version": "0.39.0",
+        "dockerImage": "googleapis/artman@sha256:72554d0b3bdc0b4ac7d6726a6a606c00c14b454339037ed86be94574fb05d9f3"
       }
     },
     {
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "ce3c574d1266026cebea3a893247790bd68191c2",
-        "internalRef": "272147209"
+        "sha": "af8dd2c1750558b538eaa6bdaa3bc899079533ee",
+        "internalRef": "274260771"
       }
     },
     {
@@ -35,16 +35,6 @@
         "config": "google/cloud/videointelligence/artman_videointelligence_v1.yaml"
       }
     },
-    {
-      "client": {
-        "source": "googleapis",
-        "apiName": "video-intelligence",
-        "apiVersion": "v1beta1",
-        "language": "nodejs",
-        "generator": "gapic",
-        "config": "google/cloud/videointelligence/artman_videointelligence_v1beta1.yaml"
-      }
-    },
     {
       "client": {
         "source": "googleapis",
diff --git a/test/gapic-v1.js b/test/gapic-v1.js
index 1b4046b6..b8e48288 100644
--- a/test/gapic-v1.js
+++ b/test/gapic-v1.js
@@ -63,12 +63,12 @@ describe('VideoIntelligenceServiceClient', () => {
       );
 
       // Mock request
-      const inputUri = 'gs://cloud-samples-data/video/cat.mp4';
       const featuresElement = 'LABEL_DETECTION';
       const features = [featuresElement];
+      const inputUri = 'gs://cloud-samples-data/video/cat.mp4';
       const request = {
-        inputUri: inputUri,
         features: features,
+        inputUri: inputUri,
       };
 
       // Mock response
@@ -104,12 +104,12 @@ describe('VideoIntelligenceServiceClient', () => {
       );
 
       // Mock request
-      const inputUri = 'gs://cloud-samples-data/video/cat.mp4';
       const featuresElement = 'LABEL_DETECTION';
       const features = [featuresElement];
+      const inputUri = 'gs://cloud-samples-data/video/cat.mp4';
       const request = {
-        inputUri: inputUri,
         features: features,
+        inputUri: inputUri,
       };
 
       // Mock Grpc layer