diff --git a/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/Common.json b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/Common.json
new file mode 100644
index 000000000000..8ffd3bd1f71a
--- /dev/null
+++ b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/Common.json
@@ -0,0 +1,80 @@
+{
+  "swagger": "2.0",
+  "info": {
+    "title": "Azure Media Services",
+    "version": "2018-07-01"
+  },
+  "securityDefinitions": {
+    "azure_auth": {
+      "type": "oauth2",
+      "authorizationUrl": "https://login.microsoftonline.com/common/oauth2/authorize",
+      "flow": "implicit",
+      "description": "Azure Active Directory OAuth2 Flow",
+      "scopes": {
+        "user_impersonation": "Impersonate your user account"
+      }
+    }
+  },
+  "paths": {},
+  "definitions": {
+    "Resource": {
+      "description": "The core properties of ARM resources.",
+      "properties": {
+        "id": {
+          "readOnly": true,
+          "type": "string",
+          "description": "Fully qualified resource ID for the resource."
+        },
+        "name": {
+          "readOnly": true,
+          "type": "string",
+          "description": "The name of the resource."
+        },
+        "type": {
+          "readOnly": true,
+          "type": "string",
+          "description": "The type of the resource."
+        }
+      },
+      "x-ms-azure-resource": true
+    },
+    "TrackedResource": {
+      "description": "The resource model definition for a ARM tracked resource.",
+      "properties": {
+        "tags": {
+          "type": "object",
+          "additionalProperties": {
+            "type": "string"
+          },
+          "x-ms-mutability": [
+            "read",
+            "create",
+            "update"
+          ],
+          "description": "Resource tags."
+        },
+        "location": {
+          "type": "string",
+          "x-ms-mutability": [
+            "read",
+            "create"
+          ],
+          "description": "The Azure Region of the resource."
+        }
+      },
+      "allOf": [
+        {
+          "$ref": "#/definitions/Resource"
+        }
+      ]
+    },
+    "ProxyResource": {
+      "description": "The resource model definition for a ARM proxy resource.",
+      "allOf": [
+        {
+          "$ref": "#/definitions/Resource"
+        }
+      ]
+    }
+  }
+}
diff --git a/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/MediaGraphs.json b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/MediaGraphs.json
new file mode 100644
index 000000000000..947796666ecd
--- /dev/null
+++ b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/MediaGraphs.json
@@ -0,0 +1,757 @@
+{
+  "schemes": [
+    "https"
+  ],
+  "swagger": "2.0",
+  "info": {
+    "title": "Azure Media Services",
+    "description": "This Swagger was generated by the API Framework.",
+    "version": "2019-09-01-preview"
+  },
+  "host": "management.azure.com",
+  "consumes": [
+    "application/json"
+  ],
+  "produces": [
+    "application/json"
+  ],
+  "securityDefinitions": {
+    "azure_auth": {
+      "type": "oauth2",
+      "authorizationUrl": "https://login.microsoftonline.com/common/oauth2/authorize",
+      "flow": "implicit",
+      "description": "Azure Active Directory OAuth2 Flow",
+      "scopes": {
+        "user_impersonation": "Impersonate your user account"
+      }
+    }
+  },
+  "definitions": {
+    "MediaGraphProperties": {
+      "properties": {
+        "description": {
+          "type": "string",
+          "description": "Media Graph  description"
+        },
+        "state": {
+          "type": "string",
+          "enum": [
+            "Running",
+            "Starting",
+            "Stopped",
+            "Stopping"
+          ],
+          "x-ms-enum": {
+            "name": "MediaGraphState",
+            "values": [
+              {
+                "value": "Running",
+                "description": "Media Graph is Running"
+              },
+              {
+                "value": "Starting",
+                "description": "Media Graph is Starting"
+              },
+              {
+                "value": "Stopped",
+                "description": "Media Graph has Stopped"
+              },
+              {
+                "value": "Stopping",
+                "description": "Media Graph is Stopping"
+              }
+            ],
+            "modelAsString": true
+          },
+          "description": "Media Graph state",
+          "readOnly": true,
+          "x-nullable": false
+        },
+        "created": {
+          "type": "string",
+          "format": "date-time",
+          "description": "Date the Media Graph was created",
+          "readOnly": true,
+          "x-nullable": false
+        },
+        "lastModified": {
+          "type": "string",
+          "format": "date-time",
+          "description": "Date the Media Graph was last modified",
+          "readOnly": true,
+          "x-nullable": false
+        },
+        "sources": {
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/MediaGraphSource"
+          },
+          "description": "Media Graph sources"
+        },
+        "sinks": {
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/MediaGraphSink"
+          },
+          "description": "Media Graph sinks"
+        }
+      },
+      "type": "object",
+      "required": [
+        "sources",
+        "sinks"
+      ],
+      "description": "Class for Media Graph properties"
+    },
+    "MediaGraphSource": {
+      "discriminator": "@odata.type",
+      "properties": {
+        "@odata.type": {
+          "type": "string",
+          "description": "The discriminator for derived types."
+        },
+        "name": {
+          "type": "string",
+          "description": "Source name"
+        }
+      },
+      "type": "object",
+      "required": [
+        "@odata.type",
+        "name"
+      ],
+      "description": "Media source"
+    },
+    "MediaGraphSink": {
+      "discriminator": "@odata.type",
+      "properties": {
+        "@odata.type": {
+          "type": "string",
+          "description": "The discriminator for derived types."
+        },
+        "name": {
+          "type": "string",
+          "description": "Sink name"
+        },
+        "inputs": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          },
+          "description": "Sink inputs"
+        }
+      },
+      "type": "object",
+      "required": [
+        "@odata.type",
+        "name",
+        "inputs"
+      ],
+      "description": "Media Sink"
+    },
+    "MediaGraphRtspSource": {
+      "x-ms-discriminator-value": "#Microsoft.Media.MediaGraphRtspSource",
+      "allOf": [
+        {
+          "$ref": "#/definitions/MediaGraphSource"
+        }
+      ],
+      "properties": {
+        "rtspUrl": {
+          "type": "string",
+          "description": "RTSP URL"
+        },
+        "credentials": {
+          "$ref": "#/definitions/MediaGraphUserCredentials",
+          "description": "RTSP Credentials"
+        }
+      },
+      "type": "object",
+      "required": [
+        "rtspUrl"
+      ],
+      "description": "RTSP source"
+    },
+    "MediaGraphUserCredentials": {
+      "properties": {
+        "username": {
+          "type": "string",
+          "description": "User name"
+        },
+        "password": {
+          "type": "string",
+          "description": "Password credential"
+        }
+      },
+      "type": "object",
+      "required": [
+        "username",
+        "password"
+      ],
+      "description": "Credentials to authenticate to Media Graph sources"
+    },
+    "MediaGraphAssetSink": {
+      "x-ms-discriminator-value": "#Microsoft.Media.MediaGraphAssetSink",
+      "allOf": [
+        {
+          "$ref": "#/definitions/MediaGraphSink"
+        }
+      ],
+      "properties": {
+        "assetName": {
+          "type": "string",
+          "description": "Asset name"
+        }
+      },
+      "type": "object",
+      "required": [
+        "assetName"
+      ],
+      "description": "Asset sink"
+    },
+    "MediaGraph": {
+      "allOf": [
+        {
+          "$ref": "./Common.json#/definitions/ProxyResource"
+        }
+      ],
+      "properties": {
+        "properties": {
+          "$ref": "#/definitions/MediaGraphProperties",
+          "x-ms-client-flatten": true
+        }
+      },
+      "type": "object",
+      "description": "The Media Graph."
+    },
+    "MediaGraphOperationError": {
+      "properties": {
+        "code": {
+          "type": "string",
+          "description": "The operation error code"
+        },
+        "message": {
+          "type": "string",
+          "description": "The operation error message"
+        }
+      },
+      "type": "object",
+      "description": "The operation error"
+    },
+    "MediaGraphOperationStatus": {
+      "properties": {
+        "name": {
+          "type": "string",
+          "description": "The name of the Media Graph operation"
+        },
+        "status": {
+          "type": "string",
+          "description": "The status of the Media Graph operation"
+        },
+        "error": {
+          "$ref": "#/definitions/MediaGraphOperationError",
+          "description": "The error for the Media Graph operation"
+        }
+      },
+      "type": "object",
+      "required": [
+        "name"
+      ],
+      "description": "The status of the Media Graph operation"
+    },
+    "MediaGraphOperationResult": {
+      "properties": {},
+      "type": "object",
+      "description": "The result of the Media Graph operation"
+    },
+    "ODataError": {
+      "properties": {
+        "code": {
+          "type": "string",
+          "description": "A language-independent error name."
+        },
+        "message": {
+          "type": "string",
+          "description": "The error message."
+        },
+        "target": {
+          "type": "string",
+          "description": "The target of the error (for example, the name of the property in error)."
+        },
+        "details": {
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/ODataError"
+          },
+          "description": "The error details."
+        }
+      },
+      "type": "object",
+      "description": "Information about an error."
+    },
+    "ApiError": {
+      "properties": {
+        "error": {
+          "$ref": "#/definitions/ODataError",
+          "description": "The error properties."
+        }
+      },
+      "type": "object",
+      "description": "The API error."
+    },
+    "MediaGraphCollection": {
+      "properties": {
+        "value": {
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/MediaGraph"
+          },
+          "description": "A collection of MediaGraph items."
+        },
+        "@odata.nextLink": {
+          "type": "string",
+          "description": "A link to the next page of the collection (when the collection contains too many results to return in one response)."
+        }
+      },
+      "type": "object",
+      "description": "A collection of MediaGraph items."
+    }
+  },
+  "paths": {
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Media/mediaServices/{accountName}/mediaGraphs": {
+      "get": {
+        "summary": "List Media Graphs",
+        "description": "Lists Media Graphs in the Media Services account",
+        "operationId": "MediaGraphs_List",
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/MediaGraphCollection"
+            }
+          },
+          "default": {
+            "description": "Detailed error information.",
+            "schema": {
+              "$ref": "#/definitions/ApiError"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "$ref": "#/parameters/SubscriptionId"
+          },
+          {
+            "$ref": "#/parameters/ResourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/MediaServicesAccountName"
+          },
+          {
+            "$ref": "#/parameters/ApiVersion"
+          },
+          {
+            "name": "$top",
+            "in": "query",
+            "required": false,
+            "type": "integer",
+            "description": "Specifies a non-negative integer n that limits the number of items returned from a collection. The service returns the number of available items up to but not greater than the specified value n."
+          }
+        ],
+        "x-ms-pageable": {
+          "nextLinkName": "@odata.nextLink"
+        },
+        "x-ms-examples": {
+          "List all Media Graphs": {
+            "$ref": "examples/media-graph-list-all.json"
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Media/mediaServices/{accountName}/mediaGraphs/{mediaGraphName}": {
+      "get": {
+        "summary": "Get a Media Graph",
+        "description": "Get the details of a Media Graph in the Media Services account",
+        "operationId": "MediaGraphs_Get",
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/MediaGraph"
+            }
+          },
+          "404": {
+            "description": "NotFound"
+          },
+          "default": {
+            "description": "Detailed error information.",
+            "schema": {
+              "$ref": "#/definitions/ApiError"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "$ref": "#/parameters/SubscriptionId"
+          },
+          {
+            "$ref": "#/parameters/ResourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/MediaServicesAccountName"
+          },
+          {
+            "name": "mediaGraphName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "The Media Graph name."
+          },
+          {
+            "$ref": "#/parameters/ApiVersion"
+          }
+        ],
+        "x-ms-examples": {
+          "Get a Media Graph by name": {
+            "$ref": "examples/media-graph-get-by-name.json"
+          }
+        }
+      },
+      "put": {
+        "summary": "Create or update a Media Graph",
+        "description": "Create or update a Media Graph in the Media Services account",
+        "operationId": "MediaGraphs_CreateOrUpdate",
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/MediaGraph"
+            }
+          },
+          "default": {
+            "description": "Detailed error information.",
+            "schema": {
+              "$ref": "#/definitions/ApiError"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "$ref": "#/parameters/SubscriptionId"
+          },
+          {
+            "$ref": "#/parameters/ResourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/MediaServicesAccountName"
+          },
+          {
+            "name": "mediaGraphName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "The Media Graph name."
+          },
+          {
+            "name": "parameters",
+            "in": "body",
+            "required": true,
+            "schema": {
+              "$ref": "#/definitions/MediaGraph"
+            },
+            "description": "The request parameters"
+          },
+          {
+            "$ref": "#/parameters/ApiVersion"
+          }
+        ],
+        "x-ms-examples": {
+          "Create or update a Media Graph": {
+            "$ref": "examples/media-graph-create.json"
+          }
+        }
+      },
+      "delete": {
+        "summary": "Delete a Media Graph",
+        "description": "Deletes a Media Graph in the Media Services account",
+        "operationId": "MediaGraphs_Delete",
+        "responses": {
+          "200": {
+            "description": "OK"
+          },
+          "204": {
+            "description": "NoContent"
+          },
+          "default": {
+            "description": "Detailed error information.",
+            "schema": {
+              "$ref": "#/definitions/ApiError"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "$ref": "#/parameters/SubscriptionId"
+          },
+          {
+            "$ref": "#/parameters/ResourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/MediaServicesAccountName"
+          },
+          {
+            "name": "mediaGraphName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "The Media Graph name."
+          },
+          {
+            "$ref": "#/parameters/ApiVersion"
+          }
+        ],
+        "x-ms-examples": {
+          "Delete a Media Graph": {
+            "$ref": "examples/media-graph-delete.json"
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Media/mediaServices/{accountName}/mediaGraphs/{mediaGraphName}/start": {
+      "post": {
+        "summary": "Start a Media Graph",
+        "description": "Start a Media Graph in the Media Services account",
+        "operationId": "MediaGraphs_Start",
+        "responses": {
+          "200": {
+            "description": "OK"
+          },
+          "202": {
+            "description": "Accepted"
+          },
+          "default": {
+            "description": "Detailed error information.",
+            "schema": {
+              "$ref": "#/definitions/ApiError"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "$ref": "#/parameters/SubscriptionId"
+          },
+          {
+            "$ref": "#/parameters/ResourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/MediaServicesAccountName"
+          },
+          {
+            "name": "mediaGraphName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "The Media Graph name."
+          },
+          {
+            "$ref": "#/parameters/ApiVersion"
+          }
+        ],
+        "x-ms-long-running-operation": true,
+        "x-ms-examples": {
+          "Start Media Graph": {
+            "$ref": "examples/media-graph-start.json"
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Media/mediaServices/{accountName}/mediaGraphs/{mediaGraphName}/stop": {
+      "post": {
+        "summary": "Stop a Media Graph",
+        "description": "Stop a Media Graph in the Media Services account",
+        "operationId": "MediaGraphs_Stop",
+        "responses": {
+          "200": {
+            "description": "OK"
+          },
+          "202": {
+            "description": "Accepted"
+          },
+          "default": {
+            "description": "Detailed error information.",
+            "schema": {
+              "$ref": "#/definitions/ApiError"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "$ref": "#/parameters/SubscriptionId"
+          },
+          {
+            "$ref": "#/parameters/ResourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/MediaServicesAccountName"
+          },
+          {
+            "name": "mediaGraphName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "The Media Graph name."
+          },
+          {
+            "$ref": "#/parameters/ApiVersion"
+          }
+        ],
+        "x-ms-long-running-operation": true,
+        "x-ms-examples": {
+          "Stop Media Graph": {
+            "$ref": "examples/media-graph-stop.json"
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Media/mediaServices/{accountName}/mediaGraphs/{mediaGraphName}/operationsStatus/{operationId}": {
+      "get": {
+        "summary": "Get the operation status",
+        "description": "Get the operation status of a Media Graph in the media services account",
+        "operationId": "OperationsStatus_Get",
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/MediaGraphOperationStatus"
+            }
+          },
+          "default": {
+            "description": "Detailed error information.",
+            "schema": {
+              "$ref": "#/definitions/ApiError"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "$ref": "#/parameters/SubscriptionId"
+          },
+          {
+            "$ref": "#/parameters/ResourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/MediaServicesAccountName"
+          },
+          {
+            "name": "mediaGraphName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "The Media Graph name."
+          },
+          {
+            "name": "operationId",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "The operation ID"
+          },
+          {
+            "$ref": "#/parameters/ApiVersion"
+          }
+        ],
+        "x-ms-examples": {
+          "Get the operation status": {
+            "$ref": "examples/operation-status-get.json"
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Media/mediaServices/{accountName}/mediaGraphs/{mediaGraphName}/operationResults/{operationId}": {
+      "get": {
+        "summary": "Get the operation result",
+        "description": "Get the operation result of a Media Graph in the Media Services account",
+        "operationId": "OperationResults_Get",
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/MediaGraphOperationResult"
+            }
+          },
+          "default": {
+            "description": "Detailed error information.",
+            "schema": {
+              "$ref": "#/definitions/ApiError"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "$ref": "#/parameters/SubscriptionId"
+          },
+          {
+            "$ref": "#/parameters/ResourceGroupName"
+          },
+          {
+            "$ref": "#/parameters/MediaServicesAccountName"
+          },
+          {
+            "name": "mediaGraphName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "The Media Graph name."
+          },
+          {
+            "name": "operationId",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "The operation ID"
+          },
+          {
+            "$ref": "#/parameters/ApiVersion"
+          }
+        ],
+        "x-ms-examples": {
+          "Get the operation result": {
+            "$ref": "examples/operation-result-get.json"
+          }
+        }
+      }
+    }
+  },
+  "parameters": {
+    "SubscriptionId": {
+      "name": "subscriptionId",
+      "in": "path",
+      "required": true,
+      "type": "string",
+      "description": "The unique identifier for a Microsoft Azure subscription."
+    },
+    "ResourceGroupName": {
+      "name": "resourceGroupName",
+      "in": "path",
+      "required": true,
+      "type": "string",
+      "description": "The name of the resource group within the Azure subscription.",
+      "x-ms-parameter-location": "method"
+    },
+    "MediaServicesAccountName": {
+      "name": "accountName",
+      "in": "path",
+      "required": true,
+      "type": "string",
+      "description": "The Media Services account name.",
+      "x-ms-parameter-location": "method"
+    },
+    "ApiVersion": {
+      "name": "api-version",
+      "in": "query",
+      "required": true,
+      "type": "string",
+      "description": "The Version of the API to be used with the client request."
+    }
+  }
+}
diff --git a/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-create.json b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-create.json
new file mode 100644
index 000000000000..a09d494e78fe
--- /dev/null
+++ b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-create.json
@@ -0,0 +1,65 @@
+{
+  "parameters": {
+    "subscriptionId": "00000000-0000-0000-0000-000000000000",
+    "resourceGroupName": "contoso",
+    "accountName": "contosomedia",
+    "mediaGraphName": "SampleMediaGraph",
+    "api-version": "2019-09-01-preview",
+    "parameters": {
+      "properties": {
+        "description": "updated description",
+        "sources": [
+          {
+            "@odata.type": "#Microsoft.Media.MediaGraphRtspSource",
+            "name": "rtspSource",
+            "rtspUrl": "rtsp://contoso.com:554/stream1",
+            "credentials": {
+              "username": "exampleusername",
+              "password": "examplepassword"
+            }
+          }
+        ],
+        "sinks": [
+          {
+            "@odata.type": "#Microsoft.Media.MediaGraphAssetSink",
+            "name": "AssetSink",
+            "inputs": [
+              "rtspSource"
+            ],
+            "assetName": "SampleAsset"
+          }
+        ]
+      }
+    }
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "name": "SampleMediaGraph",
+        "properties": {
+          "description": "updated description",
+          "state": "Stopped",
+          "created": "2019-09-01T00:00:00Z",
+          "lastModified": "2019-09-01T00:00:00Z",
+          "sources": [
+            {
+              "@odata.type": "#Microsoft.Media.MediaGraphRtspSource",
+              "name": "rtspSource",
+              "rtspUrl": "rtsp://contoso.com:554/stream1"
+            }
+          ],
+          "sinks": [
+            {
+              "@odata.type": "#Microsoft.Media.MediaGraphAssetSink",
+              "name": "AssetSink",
+              "inputs": [
+                "rtspSource"
+              ],
+              "assetName": "SampleAsset"
+            }
+          ]
+        }
+      }
+    }
+  }
+}
diff --git a/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-delete.json b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-delete.json
new file mode 100644
index 000000000000..70f175487496
--- /dev/null
+++ b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-delete.json
@@ -0,0 +1,13 @@
+{
+  "parameters": {
+    "subscriptionId": "00000000-0000-0000-0000-000000000000",
+    "resourceGroupName": "contoso",
+    "accountName": "contosomedia",
+    "mediaGraphName": "SampleMediaGraph",
+    "api-version": "2019-09-01-preview"
+  },
+  "responses": {
+    "204": {},
+    "200": {}
+  }
+}
diff --git a/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-get-by-name.json b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-get-by-name.json
new file mode 100644
index 000000000000..371fc45ce350
--- /dev/null
+++ b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-get-by-name.json
@@ -0,0 +1,40 @@
+{
+  "parameters": {
+    "subscriptionId": "00000000-0000-0000-0000-000000000000",
+    "resourceGroupName": "contoso",
+    "accountName": "contosomedia",
+    "mediaGraphName": "SampleMediaGraph1",
+    "api-version": "2019-09-01-preview"
+  },
+  "responses": {
+    "404": {},
+    "200": {
+      "body": {
+        "name": "SampleMediaGraph1",
+        "properties": {
+          "description": "",
+          "state": "Stopped",
+          "created": "2019-09-01T00:00:00Z",
+          "lastModified": "2019-09-01T00:00:00Z",
+          "sources": [
+            {
+              "@odata.type": "#Microsoft.Media.MediaGraphRtspSource",
+              "name": "RTSPSource1",
+              "rtspUrl": "rtsp://contoso.com:554/stream1"
+            }
+          ],
+          "sinks": [
+            {
+              "@odata.type": "#Microsoft.Media.MediaGraphAssetSink",
+              "name": "AssetSink1",
+              "inputs": [
+                "RTSPSource1"
+              ],
+              "assetName": "Sample Asset1"
+            }
+          ]
+        }
+      }
+    }
+  }
+}
diff --git a/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-list-all.json b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-list-all.json
new file mode 100644
index 000000000000..acb0a13f999b
--- /dev/null
+++ b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-list-all.json
@@ -0,0 +1,94 @@
+{
+  "parameters": {
+    "subscriptionId": "00000000-0000-0000-0000-000000000000",
+    "resourceGroupName": "contoso",
+    "accountName": "contosomedia",
+    "api-version": "2019-09-01-preview"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "name": "SampleMediaGraph0",
+            "properties": {
+              "description": "",
+              "state": "Stopped",
+              "created": "2019-09-01T00:00:00Z",
+              "lastModified": "2019-09-01T00:00:00Z",
+              "sources": [
+                {
+                  "@odata.type": "#Microsoft.Media.MediaGraphRtspSource",
+                  "name": "RTSPSource0",
+                  "rtspUrl": "rtsp://contoso.com:554/stream0"
+                }
+              ],
+              "sinks": [
+                {
+                  "@odata.type": "#Microsoft.Media.MediaGraphAssetSink",
+                  "name": "AssetSink0",
+                  "inputs": [
+                    "RTSPSource0"
+                  ],
+                  "assetName": "Sample Asset0"
+                }
+              ]
+            }
+          },
+          {
+            "name": "SampleMediaGraph1",
+            "properties": {
+              "description": "",
+              "state": "Stopped",
+              "created": "2019-09-01T00:00:00Z",
+              "lastModified": "2019-09-01T00:00:00Z",
+              "sources": [
+                {
+                  "@odata.type": "#Microsoft.Media.MediaGraphRtspSource",
+                  "name": "RTSPSource1",
+                  "rtspUrl": "rtsp://contoso.com:554/stream1"
+                }
+              ],
+              "sinks": [
+                {
+                  "@odata.type": "#Microsoft.Media.MediaGraphAssetSink",
+                  "name": "AssetSink1",
+                  "inputs": [
+                    "RTSPSource1"
+                  ],
+                  "assetName": "Sample Asset1"
+                }
+              ]
+            }
+          },
+          {
+            "name": "SampleMediaGraph2",
+            "properties": {
+              "description": "",
+              "state": "Stopped",
+              "created": "2019-09-01T00:00:00Z",
+              "lastModified": "2019-09-01T00:00:00Z",
+              "sources": [
+                {
+                  "@odata.type": "#Microsoft.Media.MediaGraphRtspSource",
+                  "name": "RTSPSource2",
+                  "rtspUrl": "rtsp://contoso.com:554/stream2"
+                }
+              ],
+              "sinks": [
+                {
+                  "@odata.type": "#Microsoft.Media.MediaGraphAssetSink",
+                  "name": "AssetSink2",
+                  "inputs": [
+                    "RTSPSource2"
+                  ],
+                  "assetName": "Sample Asset2"
+                }
+              ]
+            }
+          }
+        ]
+      }
+    }
+  }
+}
diff --git a/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-start.json b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-start.json
new file mode 100644
index 000000000000..10c0783ddff3
--- /dev/null
+++ b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-start.json
@@ -0,0 +1,13 @@
+{
+  "parameters": {
+    "subscriptionId": "00000000-0000-0000-0000-000000000000",
+    "resourceGroupName": "contoso",
+    "accountName": "contosomedia",
+    "mediaGraphName": "SampleMediaGraph",
+    "api-version": "2019-09-01-preview"
+  },
+  "responses": {
+    "202": {},
+    "200": {}
+  }
+}
diff --git a/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-stop.json b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-stop.json
new file mode 100644
index 000000000000..10c0783ddff3
--- /dev/null
+++ b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/media-graph-stop.json
@@ -0,0 +1,13 @@
+{
+  "parameters": {
+    "subscriptionId": "00000000-0000-0000-0000-000000000000",
+    "resourceGroupName": "contoso",
+    "accountName": "contosomedia",
+    "mediaGraphName": "SampleMediaGraph",
+    "api-version": "2019-09-01-preview"
+  },
+  "responses": {
+    "202": {},
+    "200": {}
+  }
+}
diff --git a/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/operation-result-get.json b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/operation-result-get.json
new file mode 100644
index 000000000000..7a528e212c6f
--- /dev/null
+++ b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/operation-result-get.json
@@ -0,0 +1,15 @@
+{
+  "parameters": {
+    "subscriptionId": "00000000-0000-0000-0000-000000000000",
+    "resourceGroupName": "contoso",
+    "accountName": "contosomedia",
+    "mediaGraphName": "SampleMediaGraph",
+    "operationId": "7877d0da-ae9b-4c5b-a1fa-c9ece3ef5d11",
+    "api-version": "2019-09-01-preview"
+  },
+  "responses": {
+    "200": {
+      "body": {}
+    }
+  }
+}
diff --git a/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/operation-status-get.json b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/operation-status-get.json
new file mode 100644
index 000000000000..1e3ee9bda64d
--- /dev/null
+++ b/specification/mediaservices/resource-manager/Microsoft.Media/preview/2019-09-01-preview/examples/operation-status-get.json
@@ -0,0 +1,18 @@
+{
+  "parameters": {
+    "subscriptionId": "00000000-0000-0000-0000-000000000000",
+    "resourceGroupName": "contoso",
+    "accountName": "contosomedia",
+    "mediaGraphName": "SampleMediaGraph",
+    "operationId": "7877d0da-ae9b-4c5b-a1fa-c9ece3ef5d11",
+    "api-version": "2019-09-01-preview"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "name": "7877d0da-ae9b-4c5b-a1fa-c9ece3ef5d11",
+        "status": "Succeeded"
+      }
+    }
+  }
+}
diff --git a/specification/mediaservices/resource-manager/readme.md b/specification/mediaservices/resource-manager/readme.md
index cacd66745375..5d7867a7b61e 100644
--- a/specification/mediaservices/resource-manager/readme.md
+++ b/specification/mediaservices/resource-manager/readme.md
@@ -30,6 +30,23 @@ tag: package-2018-07
 opt-in-extensible-enums: true
 ```
 
+### Tag: package-2019-09-preview
+
+These settings apply only when `--tag=package-2019-09-preview` is specified on the command line.
+
+``` yaml $(tag) == 'package-2019-09-preview'
+input-file:
+  - Microsoft.Media/stable/2018-07-01/AccountFilters.json
+  - Microsoft.Media/stable/2018-07-01/Accounts.json
+  - Microsoft.Media/stable/2018-07-01/AssetsAndAssetFilters.json
+  - Microsoft.Media/stable/2018-07-01/ContentKeyPolicies.json
+  - Microsoft.Media/stable/2018-07-01/Encoding.json
+  - Microsoft.Media/preview/2019-09-01-preview/MediaGraphs.json
+  - Microsoft.Media/stable/2018-07-01/StreamingPoliciesAndStreamingLocators.json
+  - Microsoft.Media/stable/2018-07-01/streamingservice.json
+```
+
+
 ### Tag: package-2019-05-preview
 
 These settings apply only when `--tag=package-2019-05-preview` is specified on the command line.