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Implement/document trivial methods in DefaultVideoSink

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PiperOrigin-RevId: 696047835
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kimvde 2024-11-13 02:30:11 -08:00 committed by Copybara-Service
parent 175dca41df
commit 8393c2e445
1 changed files with 33 additions and 2 deletions
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35
libraries/exoplayer/src/main/java/androidx/media3/exoplayer/video/DefaultVideoSink.java
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@ -15,8 +15,11 @@
*/
package androidx.media3.exoplayer.video;
import static androidx.media3.common.util.Assertions.checkStateNotNull;
import android.graphics.Bitmap;
import android.view.Surface;
import androidx.annotation.Nullable;
import androidx.media3.common.Effect;
import androidx.media3.common.Format;
import androidx.media3.common.util.Size;
@ -27,13 +30,24 @@ import java.util.concurrent.Executor;
/**
* The default {@link VideoSink} implementation. This implementation renders video frames to an
* output surface. Applying {@linkplain Effect video effects} is unsupported.
* output surface.
*
* <p>The following operations are not supported:
*
* <ul>
* <li>Applying video effects
* <li>Inputting bitmaps
* </ul>
*
* <p>The {@linkplain #getInputSurface() input} and {@linkplain #setOutputSurfaceInfo(Surface, Size)
* output} surfaces are the same.
*/
/* package */ final class DefaultVideoSink implements VideoSink {
private final VideoFrameReleaseControl videoFrameReleaseControl;
private final VideoFrameRenderControl videoFrameRenderControl;
@Nullable private Surface outputSurface;
private Format inputFormat;
public DefaultVideoSink(
@ -99,7 +113,7 @@ import java.util.concurrent.Executor;
@Override
public Surface getInputSurface() {
throw new UnsupportedOperationException();
return checkStateNotNull(outputSurface);
}
@Override
@ -112,11 +126,21 @@ import java.util.concurrent.Executor;
videoFrameReleaseControl.setPlaybackSpeed(speed);
}
/**
* {@inheritDoc}
*
* <p>This method will always throw an {@link UnsupportedOperationException}.
*/
@Override
public void setVideoEffects(List<Effect> videoEffects) {
throw new UnsupportedOperationException();
}
/**
* {@inheritDoc}
*
* <p>This method will always throw an {@link UnsupportedOperationException}.
*/
@Override
public void setPendingVideoEffects(List<Effect> videoEffects) {
throw new UnsupportedOperationException();
@ -130,11 +154,13 @@ import java.util.concurrent.Executor;
@Override
public void setOutputSurfaceInfo(Surface outputSurface, Size outputResolution) {
this.outputSurface = outputSurface;
videoFrameReleaseControl.setOutputSurface(outputSurface);
}
@Override
public void clearOutputSurfaceInfo() {
outputSurface = null;
videoFrameReleaseControl.setOutputSurface(/* outputSurface= */ null);
}
@ -169,6 +195,11 @@ import java.util.concurrent.Executor;
throw new UnsupportedOperationException();
}
/**
* {@inheritDoc}
*
* <p>This method will always throw an {@link UnsupportedOperationException}.
*/
@Override
public boolean handleInputBitmap(Bitmap inputBitmap, TimestampIterator timestampIterator) {
throw new UnsupportedOperationException();