Added support for HLS title and artist metadata

just_audio/android/src/main/java/com/ryanheise/just_audio/AudioPlayer.java

@@ -16,6 +16,7 @@
 import com.google.android.exoplayer2.LivePlaybackSpeedControl;
 import com.google.android.exoplayer2.LoadControl;
 import com.google.android.exoplayer2.MediaItem;
+import com.google.android.exoplayer2.MediaMetadata;
 import com.google.android.exoplayer2.PlaybackException;
 import com.google.android.exoplayer2.PlaybackParameters;
 import com.google.android.exoplayer2.Player;
@@ -86,6 +87,7 @@ public class AudioPlayer implements MethodCallHandler, Player.Listener, Metadata
     private Map<String, MediaSource> mediaSources = new HashMap<String, MediaSource>();
     private IcyInfo icyInfo;
     private IcyHeaders icyHeaders;
+    private MediaMetadata mediaMetadata;
     private int errorCount;
     private AudioAttributes pendingAudioAttributes;
     private LoadControl loadControl;
@@ -211,6 +213,12 @@ public void onAudioSessionIdChanged(int audioSessionId) {
         broadcastPendingPlaybackEvent();
     }
 
+    @Override
+    public void onMediaMetadataChanged(MediaMetadata _mediaMetadata) {
+        mediaMetadata = _mediaMetadata;
+        broadcastImmediatePlaybackEvent();
+    }
+
     @Override
     public void onMetadata(Metadata metadata) {
         for (int i = 0; i < metadata.length(); i++) {
@@ -872,10 +880,16 @@ private void broadcastImmediatePlaybackEvent() {
 
     private Map<String, Object> collectIcyMetadata() {
         final Map<String, Object> icyData = new HashMap<>();
-        if (icyInfo != null) {
+        if (icyInfo != null || mediaMetadata != null) {
             final Map<String, String> info = new HashMap<>();
-            info.put("title", icyInfo.title);
-            info.put("url", icyInfo.url);
+            if (icyInfo != null) {
+                info.put("title", icyInfo.title);
+                info.put("url", icyInfo.url);
+            }
+            if (mediaMetadata != null) {
+                info.put("title", mediaMetadata.title != null ? mediaMetadata.title.toString() : null);
+                info.put("artist", mediaMetadata.artist != null ? mediaMetadata.artist.toString() : null);
+            }
             icyData.put("info", info);
         }
         if (icyHeaders != null) {

just_audio/darwin/Classes/AudioPlayer.m

@@ -420,6 +420,7 @@ - (void)metadataOutput:(AVPlayerItemMetadataOutput *)output didOutputTimedMetada
     // ICY headers aren't available here. Maybe do this in the proxy.
     BOOL hasIcyData = NO;
     NSString *title = (NSString *)[NSNull null];
+    NSString *artist = (NSString *)[NSNull null];
     NSString *url = (NSString *)[NSNull null];
     for (int i = 0; i < groups.count; i++) {
         AVTimedMetadataGroup *group = groups[i];
@@ -431,13 +432,20 @@ - (void)metadataOutput:(AVPlayerItemMetadataOutput *)output didOutputTimedMetada
             } else if ([@"icy/StreamUrl" isEqualToString:item.identifier]) {
                 hasIcyData = YES;
                 url = (NSString *)item.value;
+            } else if ([@"id3/TIT2" isEqualToString:item.identifier]) {
+                hasIcyData = YES;
+                title = (NSString *)item.value;
+            } else if ([@"id3/TPE1" isEqualToString:item.identifier]) {
+                hasIcyData = YES;
+                artist = (NSString *)item.value;
             }
         }
     }
     if (hasIcyData) {
         _icyMetadata = @{
             @"info": @{
                 @"title": title,
+                @"artist": artist,
                 @"url": url,
             },
         };

just_audio/lib/just_audio.dart

@@ -1719,26 +1719,29 @@ class PlayerState {
 
 class IcyInfo {
   final String? title;
+  final String? artist;
   final String? url;
 
   static IcyInfo _fromMessage(IcyInfoMessage message) => IcyInfo(
         title: message.title,
+        artist: message.artist,
         url: message.url,
       );
 
-  IcyInfo({required this.title, required this.url});
+  IcyInfo({required this.title, required this.artist, required this.url});
 
   @override
-  String toString() => 'title=$title,url=$url';
+  String toString() => 'title=$title,artist=$artist,url=$url';
 
   @override
-  int get hashCode => Object.hash(title, url);
+  int get hashCode => Object.hash(title, artist, url);
 
   @override
   bool operator ==(Object other) =>
       other.runtimeType == runtimeType &&
       other is IcyInfo &&
       other.title == title &&
+      other.artist == artist &&
       other.url == url;
 }
 

just_audio/test/just_audio_test.dart

@@ -1420,6 +1420,7 @@ final icyMetadata = IcyMetadata(
   ),
   info: IcyInfo(
     title: 'title',
+    artist: 'artist',
     url: 'url',
   ),
 );
@@ -1435,6 +1436,7 @@ final icyMetadataMessage = IcyMetadataMessage(
   ),
   info: IcyInfoMessage(
     title: 'title',
+    artist: 'artist',
     url: 'url',
   ),
 );
@@ -1654,6 +1656,7 @@ class MockAudioPlayer extends AudioPlayerPlatform {
         ),
         info: IcyInfoMessage(
           title: 'title',
+          artist: 'artist',
           url: url,
         ),
       ),

just_audio_platform_interface/CHANGELOG.md

@@ -9,7 +9,8 @@
 
 ## 4.2.1
 
-* Update minimum flutter version to 3.0.
+- Added support for HLS title and artist metadata.
+- Update minimum flutter version to 3.0.
 
 ## 4.2.0
 

just_audio_platform_interface/lib/just_audio_platform_interface.dart

@@ -355,15 +355,20 @@ class IcyMetadataMessage {
 /// Icy info communicated from the platform implementation.
 class IcyInfoMessage {
   final String? title;
+  final String? artist;
   final String? url;
 
   IcyInfoMessage({
     required this.title,
+    required this.artist,
     required this.url,
   });
 
   static IcyInfoMessage fromMap(Map<dynamic, dynamic> json) => IcyInfoMessage(
-      title: json['title'] as String?, url: json['url'] as String?);
+        title: json['title'] as String?,
+        artist: json['artist'] as String?,
+        url: json['url'] as String?,
+      );
 }
 
 /// Icy headers communicated from the platform implementation.