--- a/content/media/MediaDecoderStateMachine.cpp
+++ b/content/media/MediaDecoderStateMachine.cpp
@@ -3138,17 +3138,23 @@ void MediaDecoderStateMachine::OnAudioSi
   AssertCurrentThreadInMonitor();
   // AudioSink not used with captured streams, so ignore errors in this case.
   if (mAudioCaptured) {
     return;
   }
 
   mAudioCompleted = true;
 
-  // Notify media decoder/element about this error.
+  // Make the best effort to continue playback when there is video.
+  if (HasVideo()) {
+    return;
+  }
+
+  // Otherwise notify media decoder/element about this error for it makes
+  // no sense to play an audio-only file without sound output.
   RefPtr<nsIRunnable> task(
     NS_NewRunnableMethod(this, &MediaDecoderStateMachine::OnDecodeError));
   nsresult rv = mDecodeTaskQueue->Dispatch(task);
   if (NS_FAILED(rv)) {
     DECODER_WARN("Failed to dispatch OnDecodeError");
   }
 }