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Share some code for setting video output

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The code for setting the video output is almost the same across both places,
with one callsite supporting less types of video output. I think it's still
better to share the code, to minimize the margin for mistake later.

PiperOrigin-RevId: 751423005
This commit is contained in:
claincly 2025-04-25 08:18:37 -07:00 committed by Copybara-Service
parent 8bf658cd79
commit 09ce64ec21
1 changed files with 25 additions and 23 deletions
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48
libraries/transformer/src/main/java/androidx/media3/transformer/CompositionPlayer.java
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@ -400,6 +400,7 @@ public final class CompositionPlayer extends SimpleBasePlayer
* @param composition The {@link Composition} to play. Every {@link EditedMediaItem} in the {@link
* Composition} must have its {@link EditedMediaItem#durationUs} set.
*/
@SuppressWarnings("FutureReturnValueIgnored")
public void setComposition(Composition composition) {
verifyApplicationThread();
checkArgument(!composition.sequences.isEmpty());
@ -412,20 +413,9 @@ public final class CompositionPlayer extends SimpleBasePlayer
}
setCompositionInternal(composition);
if (videoOutput != null) {
if (videoOutput instanceof SurfaceHolder) {
setVideoSurfaceHolderInternal((SurfaceHolder) videoOutput);
} else if (videoOutput instanceof SurfaceView) {
SurfaceView surfaceView = (SurfaceView) videoOutput;
setVideoSurfaceHolderInternal(surfaceView.getHolder());
} else if (videoOutput instanceof Surface) {
setVideoSurfaceInternal((Surface) videoOutput, checkNotNull(videoOutputSize));
} else {
throw new IllegalStateException(videoOutput.getClass().toString());
}
}
// Update the composition field at the end after everything else has been set.
this.composition = composition;
maybeSetVideoOutput();
}
/**
@ -444,7 +434,6 @@ public final class CompositionPlayer extends SimpleBasePlayer
}
/** Sets the {@link Surface} and {@link Size} to render to. */
@VisibleForTesting
public void setVideoSurface(Surface surface, Size videoOutputSize) {
videoOutput = surface;
this.videoOutputSize = videoOutputSize;
@ -616,18 +605,12 @@ public final class CompositionPlayer extends SimpleBasePlayer
@Override
protected ListenableFuture<?> handleSetVideoOutput(Object videoOutput) {
if (!(videoOutput instanceof SurfaceHolder || videoOutput instanceof SurfaceView)) {
throw new UnsupportedOperationException(videoOutput.getClass().toString());
throw new UnsupportedOperationException(
videoOutput.getClass().toString()
+ ". Use CompositionPlayer.setVideoSurface() for Surface output.");
}
this.videoOutput = videoOutput;
if (composition == null) {
return Futures.immediateVoidFuture();
}
if (videoOutput instanceof SurfaceHolder) {
setVideoSurfaceHolderInternal((SurfaceHolder) videoOutput);
} else {
setVideoSurfaceHolderInternal(((SurfaceView) videoOutput).getHolder());
}
return Futures.immediateVoidFuture();
return maybeSetVideoOutput();
}
@Override
@ -1012,6 +995,25 @@ public final class CompositionPlayer extends SimpleBasePlayer
};
}
private ListenableFuture<?> maybeSetVideoOutput() {
if (videoOutput == null || composition == null) {
return Futures.immediateVoidFuture();
}
if (videoOutput instanceof SurfaceHolder) {
setVideoSurfaceHolderInternal((SurfaceHolder) videoOutput);
} else if (videoOutput instanceof SurfaceView) {
SurfaceView surfaceView = (SurfaceView) videoOutput;
setVideoSurfaceHolderInternal(surfaceView.getHolder());
} else if (videoOutput instanceof Surface) {
setVideoSurfaceInternal(
(Surface) videoOutput,
checkNotNull(videoOutputSize, "VideoOutputSize must be set when using Surface output"));
} else {
throw new IllegalStateException(videoOutput.getClass().toString());
}
return Futures.immediateVoidFuture();
}
private long getContentPositionMs() {
if (players.isEmpty()) {
return 0;