Set LogSessionId on MediaParser for DASH sources.

This requires some plumbing through DashMediaPeriod and DashChunkSource.

PiperOrigin-RevId: 411012115

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/source/chunk/BundledChunkExtractor.java

@@ -53,7 +53,8 @@ public final class BundledChunkExtractor implements ExtractorOutput, ChunkExtrac
           format,
           enableEventMessageTrack,
           closedCaptionFormats,
-          playerEmsgTrackOutput) -> {
+          playerEmsgTrackOutput,
+          playerId) -> {
         @Nullable String containerMimeType = format.containerMimeType;
         Extractor extractor;
         if (MimeTypes.isText(containerMimeType)) {

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/source/chunk/ChunkExtractor.java

@@ -19,6 +19,7 @@ import androidx.annotation.Nullable;
 import androidx.media3.common.C;
 import androidx.media3.common.Format;
 import androidx.media3.common.util.UnstableApi;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import androidx.media3.extractor.ChunkIndex;
 import androidx.media3.extractor.ExtractorInput;
 import androidx.media3.extractor.TrackOutput;
@@ -44,6 +45,8 @@ public interface ChunkExtractor {
      * @param representationFormat The format of the representation to extract from.
      * @param enableEventMessageTrack Whether to enable the event message track.
      * @param closedCaptionFormats The {@link Format Formats} of the Closed-Caption tracks.
+     * @param playerEmsgTrackOutput The {@link TrackOutput} for extracted EMSG messages, or null.
+     * @param playerId The {@link PlayerId} of the player using this chunk extractor.
      * @return A new {@link ChunkExtractor} instance, or null if not applicable.
      */
     @Nullable
@@ -52,7 +55,8 @@ public interface ChunkExtractor {
         Format representationFormat,
         boolean enableEventMessageTrack,
         List<Format> closedCaptionFormats,
-        @Nullable TrackOutput playerEmsgTrackOutput);
+        @Nullable TrackOutput playerEmsgTrackOutput,
+        PlayerId playerId);
   }
 
   /** Provides {@link TrackOutput} instances to be written to during extraction. */

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/source/chunk/MediaParserChunkExtractor.java

@@ -34,6 +34,8 @@ import androidx.media3.common.MimeTypes;
 import androidx.media3.common.util.Assertions;
 import androidx.media3.common.util.Log;
 import androidx.media3.common.util.UnstableApi;
+import androidx.media3.common.util.Util;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import androidx.media3.exoplayer.source.mediaparser.InputReaderAdapterV30;
 import androidx.media3.exoplayer.source.mediaparser.MediaParserUtil;
 import androidx.media3.exoplayer.source.mediaparser.OutputConsumerAdapterV30;
@@ -60,10 +62,12 @@ public final class MediaParserChunkExtractor implements ChunkExtractor {
           format,
           enableEventMessageTrack,
           closedCaptionFormats,
-          playerEmsgTrackOutput) -> {
+          playerEmsgTrackOutput,
+          playerId) -> {
         if (!MimeTypes.isText(format.containerMimeType)) {
           // Container is either Matroska or Fragmented MP4.
-          return new MediaParserChunkExtractor(primaryTrackType, format, closedCaptionFormats);
+          return new MediaParserChunkExtractor(
+              primaryTrackType, format, closedCaptionFormats, playerId);
         } else {
           // This is either RAWCC (unsupported) or a text track that does not require an extractor.
           Log.w(TAG, "Ignoring an unsupported text track.");
@@ -88,10 +92,14 @@ public final class MediaParserChunkExtractor implements ChunkExtractor {
    * @param manifestFormat The chunks {@link Format} as obtained from the manifest.
    * @param closedCaptionFormats A list containing the {@link Format Formats} of the closed-caption
    *     tracks in the chunks.
+   * @param playerId The {@link PlayerId} of the player this chunk extractor is used for.
    */
   @SuppressLint("WrongConstant")
   public MediaParserChunkExtractor(
-      @C.TrackType int primaryTrackType, Format manifestFormat, List<Format> closedCaptionFormats) {
+      @C.TrackType int primaryTrackType,
+      Format manifestFormat,
+      List<Format> closedCaptionFormats,
+      PlayerId playerId) {
     outputConsumerAdapter =
         new OutputConsumerAdapterV30(
             manifestFormat, primaryTrackType, /* expectDummySeekMap= */ true);
@@ -116,6 +124,9 @@ public final class MediaParserChunkExtractor implements ChunkExtractor {
           MediaParserUtil.toCaptionsMediaFormat(closedCaptionFormats.get(i)));
     }
     mediaParser.setParameter(PARAMETER_EXPOSE_CAPTION_FORMATS, closedCaptionMediaFormats);
+    if (Util.SDK_INT >= 31) {
+      MediaParserUtil.setLogSessionIdOnMediaParser(mediaParser, playerId);
+    }
     outputConsumerAdapter.setMuxedCaptionFormats(closedCaptionFormats);
     trackOutputProviderAdapter = new TrackOutputProviderAdapter();
     dummyTrackOutput = new DummyTrackOutput();

libraries/exoplayer_dash/src/main/java/androidx/media3/exoplayer/dash/DashChunkSource.java

@@ -21,6 +21,7 @@ import androidx.media3.common.C;
 import androidx.media3.common.Format;
 import androidx.media3.common.util.UnstableApi;
 import androidx.media3.datasource.TransferListener;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import androidx.media3.exoplayer.dash.PlayerEmsgHandler.PlayerTrackEmsgHandler;
 import androidx.media3.exoplayer.dash.manifest.DashManifest;
 import androidx.media3.exoplayer.source.chunk.ChunkSource;
@@ -51,6 +52,7 @@ public interface DashChunkSource extends ChunkSource {
      * @param closedCaptionFormats The {@link Format Formats} of closed caption tracks to be output.
      * @param transferListener The transfer listener which should be informed of any data transfers.
      *     May be null if no listener is available.
+     * @param playerId The {@link PlayerId} of the player using this chunk source.
      * @return The created {@link DashChunkSource}.
      */
     DashChunkSource createDashChunkSource(
@@ -65,7 +67,8 @@ public interface DashChunkSource extends ChunkSource {
         boolean enableEventMessageTrack,
         List<Format> closedCaptionFormats,
         @Nullable PlayerTrackEmsgHandler playerEmsgHandler,
-        @Nullable TransferListener transferListener);
+        @Nullable TransferListener transferListener,
+        PlayerId playerId);
   }
 
   /**

libraries/exoplayer_dash/src/main/java/androidx/media3/exoplayer/dash/DashMediaPeriod.java

@@ -31,6 +31,7 @@ import androidx.media3.common.TrackGroupArray;
 import androidx.media3.common.util.Util;
 import androidx.media3.datasource.TransferListener;
 import androidx.media3.exoplayer.SeekParameters;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import androidx.media3.exoplayer.dash.PlayerEmsgHandler.PlayerEmsgCallback;
 import androidx.media3.exoplayer.dash.PlayerEmsgHandler.PlayerTrackEmsgHandler;
 import androidx.media3.exoplayer.dash.manifest.AdaptationSet;
@@ -96,6 +97,7 @@ import org.checkerframework.checker.nullness.compatqual.NullableType;
       trackEmsgHandlerBySampleStream;
   private final MediaSourceEventListener.EventDispatcher mediaSourceEventDispatcher;
   private final DrmSessionEventListener.EventDispatcher drmEventDispatcher;
+  private final PlayerId playerId;
 
   @Nullable private Callback callback;
   private ChunkSampleStream<DashChunkSource>[] sampleStreams;
@@ -120,7 +122,8 @@ import org.checkerframework.checker.nullness.compatqual.NullableType;
       LoaderErrorThrower manifestLoaderErrorThrower,
       Allocator allocator,
       CompositeSequenceableLoaderFactory compositeSequenceableLoaderFactory,
-      PlayerEmsgCallback playerEmsgCallback) {
+      PlayerEmsgCallback playerEmsgCallback,
+      PlayerId playerId) {
     this.id = id;
     this.manifest = manifest;
     this.baseUrlExclusionList = baseUrlExclusionList;
@@ -135,6 +138,7 @@ import org.checkerframework.checker.nullness.compatqual.NullableType;
     this.manifestLoaderErrorThrower = manifestLoaderErrorThrower;
     this.allocator = allocator;
     this.compositeSequenceableLoaderFactory = compositeSequenceableLoaderFactory;
+    this.playerId = playerId;
     playerEmsgHandler = new PlayerEmsgHandler(manifest, playerEmsgCallback, allocator);
     sampleStreams = newSampleStreamArray(0);
     eventSampleStreams = new EventSampleStream[0];
@@ -777,7 +781,8 @@ import org.checkerframework.checker.nullness.compatqual.NullableType;
             enableEventMessageTrack,
             embeddedClosedCaptionTrackFormats,
             trackPlayerEmsgHandler,
-            transferListener);
+            transferListener,
+            playerId);
     ChunkSampleStream<DashChunkSource> stream =
         new ChunkSampleStream<>(
             trackGroupInfo.trackType,

libraries/exoplayer_dash/src/main/java/androidx/media3/exoplayer/dash/DashMediaSource.java

@@ -600,7 +600,8 @@ public final class DashMediaSource extends BaseMediaSource {
             manifestLoadErrorThrower,
             allocator,
             compositeSequenceableLoaderFactory,
-            playerEmsgCallback);
+            playerEmsgCallback,
+            getPlayerId());
     periodsById.put(mediaPeriod.id, mediaPeriod);
     return mediaPeriod;
   }

libraries/exoplayer_dash/src/main/java/androidx/media3/exoplayer/dash/DefaultDashChunkSource.java

@@ -31,6 +31,7 @@ import androidx.media3.datasource.DataSpec;
 import androidx.media3.datasource.HttpDataSource.InvalidResponseCodeException;
 import androidx.media3.datasource.TransferListener;
 import androidx.media3.exoplayer.SeekParameters;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import androidx.media3.exoplayer.dash.PlayerEmsgHandler.PlayerTrackEmsgHandler;
 import androidx.media3.exoplayer.dash.manifest.AdaptationSet;
 import androidx.media3.exoplayer.dash.manifest.BaseUrl;
@@ -112,7 +113,8 @@ public class DefaultDashChunkSource implements DashChunkSource {
         boolean enableEventMessageTrack,
         List<Format> closedCaptionFormats,
         @Nullable PlayerTrackEmsgHandler playerEmsgHandler,
-        @Nullable TransferListener transferListener) {
+        @Nullable TransferListener transferListener,
+        PlayerId playerId) {
       DataSource dataSource = dataSourceFactory.createDataSource();
       if (transferListener != null) {
         dataSource.addTransferListener(transferListener);
@@ -131,7 +133,8 @@ public class DefaultDashChunkSource implements DashChunkSource {
           maxSegmentsPerLoad,
           enableEventMessageTrack,
           closedCaptionFormats,
-          playerEmsgHandler);
+          playerEmsgHandler,
+          playerId);
     }
   }
 
@@ -173,6 +176,7 @@ public class DefaultDashChunkSource implements DashChunkSource {
    * @param closedCaptionFormats The {@link Format Formats} of closed caption tracks to be output.
    * @param playerTrackEmsgHandler The {@link PlayerTrackEmsgHandler} instance to handle emsg
    *     messages targeting the player. Maybe null if this is not necessary.
+   * @param playerId The {@link PlayerId} of the player using this chunk source.
    */
   public DefaultDashChunkSource(
       ChunkExtractor.Factory chunkExtractorFactory,
@@ -188,7 +192,8 @@ public class DefaultDashChunkSource implements DashChunkSource {
       int maxSegmentsPerLoad,
       boolean enableEventMessageTrack,
       List<Format> closedCaptionFormats,
-      @Nullable PlayerTrackEmsgHandler playerTrackEmsgHandler) {
+      @Nullable PlayerTrackEmsgHandler playerTrackEmsgHandler,
+      PlayerId playerId) {
     this.manifestLoaderErrorThrower = manifestLoaderErrorThrower;
     this.manifest = manifest;
     this.baseUrlExclusionList = baseUrlExclusionList;
@@ -219,7 +224,8 @@ public class DefaultDashChunkSource implements DashChunkSource {
                   representation.format,
                   enableEventMessageTrack,
                   closedCaptionFormats,
-                  playerTrackEmsgHandler),
+                  playerTrackEmsgHandler,
+                  playerId),
               /* segmentNumShift= */ 0,
               representation.getIndex());
     }

libraries/exoplayer_dash/src/test/java/androidx/media3/exoplayer/dash/DashMediaPeriodTest.java

@@ -23,6 +23,7 @@ import androidx.media3.common.MimeTypes;
 import androidx.media3.common.TrackGroup;
 import androidx.media3.common.TrackGroupArray;
 import androidx.media3.datasource.TransferListener;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import androidx.media3.exoplayer.dash.PlayerEmsgHandler.PlayerEmsgCallback;
 import androidx.media3.exoplayer.dash.manifest.AdaptationSet;
 import androidx.media3.exoplayer.dash.manifest.DashManifest;
@@ -212,7 +213,8 @@ public final class DashMediaPeriodTest {
         mock(LoaderErrorThrower.class),
         mock(Allocator.class),
         mock(CompositeSequenceableLoaderFactory.class),
-        mock(PlayerEmsgCallback.class));
+        mock(PlayerEmsgCallback.class),
+        PlayerId.UNSET);
   }
 
   private static DashManifest parseManifest(String fileName) throws IOException {

libraries/exoplayer_dash/src/test/java/androidx/media3/exoplayer/dash/DefaultDashChunkSourceTest.java

@@ -29,6 +29,7 @@ import androidx.media3.common.util.Assertions;
 import androidx.media3.common.util.Util;
 import androidx.media3.datasource.DataSpec;
 import androidx.media3.datasource.HttpDataSource;
+import androidx.media3.exoplayer.analytics.PlayerId;
 import androidx.media3.exoplayer.dash.manifest.DashManifest;
 import androidx.media3.exoplayer.dash.manifest.DashManifestParser;
 import androidx.media3.exoplayer.source.LoadEventInfo;
@@ -95,7 +96,8 @@ public class DefaultDashChunkSourceTest {
             /* maxSegmentsPerLoad= */ 1,
             /* enableEventMessageTrack= */ false,
             /* closedCaptionFormats */ ImmutableList.of(),
-            /* playerTrackEmsgHandler= */ null);
+            /* playerTrackEmsgHandler= */ null,
+            PlayerId.UNSET);
 
     long nowInPeriodUs = Util.msToUs(nowMs - manifest.availabilityStartTimeMs);
     ChunkHolder output = new ChunkHolder();
@@ -143,7 +145,8 @@ public class DefaultDashChunkSourceTest {
             /* maxSegmentsPerLoad= */ 1,
             /* enableEventMessageTrack= */ false,
             /* closedCaptionFormats */ ImmutableList.of(),
-            /* playerTrackEmsgHandler= */ null);
+            /* playerTrackEmsgHandler= */ null,
+            PlayerId.UNSET);
 
     ChunkHolder output = new ChunkHolder();
     chunkSource.getNextChunk(
@@ -326,7 +329,8 @@ public class DefaultDashChunkSourceTest {
         /* maxSegmentsPerLoad= */ 1,
         /* enableEventMessageTrack= */ false,
         /* closedCaptionFormats */ ImmutableList.of(),
-        /* playerTrackEmsgHandler= */ null);
+        /* playerTrackEmsgHandler= */ null,
+        PlayerId.UNSET);
   }
 
   private LoadErrorHandlingPolicy.LoadErrorInfo createFakeLoadErrorInfo(