Document error case for generateAudioSessionIdV21

------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=220132865
google · Nov 6, 2018 · a8d1f04 · a8d1f04
1 parent 8844694
commit a8d1f04
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/library/core/src/main/java/com/google/android/exoplayer2/C.java b/library/core/src/main/java/com/google/android/exoplayer2/C.java
@@ -978,7 +978,10 @@ public static long msToUs(long timeMs) {
   }
 
   /**
-   * Returns a newly generated {@link android.media.AudioTrack} session identifier.
+   * Returns a newly generated audio session identifier, or {@link AudioManager#ERROR} if an error
+   * occurred in which case audio playback may fail.
+   *
+   * @see AudioManager#generateAudioSessionId()
    */
   @TargetApi(21)
   public static int generateAudioSessionIdV21(Context context) {