diff --git a/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/Transformer.java b/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/Transformer.java index 34343b6720..5d3eeca028 100644 --- a/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/Transformer.java +++ b/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/Transformer.java @@ -677,7 +677,7 @@ public final class Transformer { DEFAULT_BUFFER_FOR_PLAYBACK_MS / 10, DEFAULT_BUFFER_FOR_PLAYBACK_AFTER_REBUFFER_MS / 10) .build(); - player = + ExoPlayer.Builder playerBuilder = new ExoPlayer.Builder( context, new TransformerRenderersFactory( @@ -693,9 +693,15 @@ public final class Transformer { .setMediaSourceFactory(mediaSourceFactory) .setTrackSelector(trackSelector) .setLoadControl(loadControl) - .setLooper(looper) - .setClock(clock) - .build(); + .setLooper(looper); + if (clock != Clock.DEFAULT) { + // Transformer.Builder#setClock is also @VisibleForTesting, so if we're using a non-default + // clock we must be in a test context. + @SuppressWarnings("VisibleForTests") + ExoPlayer.Builder unusedForAnnotation = playerBuilder.setClock(clock); + } + + player = playerBuilder.build(); player.setMediaItem(mediaItem); player.addListener(new TransformerPlayerListener(mediaItem, muxerWrapper)); player.prepare();