Fix NPE when listener is not set

PiperOrigin-RevId: 488970696 (cherry picked from commit f52bb274)

Fix NPE when listener is not set
PiperOrigin-RevId: 488970696 (cherry picked from commit f52bb274)
e2e7c43c · Googler · christosts · 97d7ed7d · e2e7c43c
Commit e2e7c43c authored Nov 16, 2022 by Googler Committed by christosts Jan 25, 2023
Showing with 5 additions and 3 deletions
library/core/src/main/java/com/google/android/exoplayer2/audio/DefaultAudioSink.java
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/DefaultAudioSink.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/DefaultAudioSink.java
@@ -991,9 +991,11 @@ public final class DefaultAudioSink implements AudioSink {
                  getSubmittedFrames() - trimmingAudioProcessor.getTrimmedFrameCount());
      if (!startMediaTimeUsNeedsSync
          && Math.abs(expectedPresentationTimeUs - presentationTimeUs) > 200000) {
-        listener.onAudioSinkError(
-            new AudioSink.UnexpectedDiscontinuityException(
-                presentationTimeUs, expectedPresentationTimeUs));
+        if (listener != null) {
+          listener.onAudioSinkError(
+              new AudioSink.UnexpectedDiscontinuityException(
+                  presentationTimeUs, expectedPresentationTimeUs));
+        }
        startMediaTimeUsNeedsSync = true;
      }
      if (startMediaTimeUsNeedsSync) {