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Fix SpeedChangingAudioProcessor handling of EMPTY_BUFFER.

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PiperOrigin-RevId: 490265564
This commit is contained in:
samrobinson 2022-11-22 17:43:59 +00:00 committed by Ian Baker
parent 309f24adcd
commit c1e292374d
2 changed files with 4 additions and 13 deletions
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13
library/common/src/main/java/com/google/android/exoplayer2/audio/AudioProcessingPipeline.java
View File

@ -15,6 +15,7 @@
*/
package com.google.android.exoplayer2.audio;
import static com.google.android.exoplayer2.audio.AudioProcessor.EMPTY_BUFFER;
import static com.google.android.exoplayer2.util.Assertions.checkState;
import androidx.annotation.Nullable;
@ -22,7 +23,6 @@ import com.google.android.exoplayer2.audio.AudioProcessor.AudioFormat;
import com.google.common.collect.ImmutableList;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.ArrayList;
import java.util.List;
@ -67,10 +67,6 @@ import java.util.List;
*/
public final class AudioProcessingPipeline {
/** An empty, direct {@link ByteBuffer}. */
private static final ByteBuffer EMPTY_BUFFER =
ByteBuffer.allocateDirect(0).order(ByteOrder.nativeOrder());
/** The {@link AudioProcessor} instances passed to {@link AudioProcessingPipeline}. */
private final ImmutableList<AudioProcessor> audioProcessors;
/**
@ -321,13 +317,6 @@ public final class AudioProcessingPipeline {
index > 0
? outputBuffers[index - 1]
: inputBuffer.hasRemaining() ? inputBuffer : EMPTY_BUFFER;
if (input == AudioProcessor.EMPTY_BUFFER) {
// TODO(internal b/198772621): compare to how it was done in DefaultAudioSink to make sure
// this is not unnecessarily complicated.
// Queueing AudioProcessor.EMPTY_BUFFER to an AudioProcessor might lead to unexpected
// behaviour (see [Internal: b/259393434]).
input = EMPTY_BUFFER;
}
long inputBytes = input.remaining();
audioProcessor.queueInput(input);
outputBuffers[index] = audioProcessor.getOutput();

4
library/transformer/src/main/java/com/google/android/exoplayer2/transformer/SpeedChangingAudioProcessor.java
View File

@ -108,7 +108,9 @@ import java.nio.ByteBuffer;
}
} else {
ByteBuffer buffer = replaceOutputBuffer(/* size= */ inputBuffer.remaining());
buffer.put(inputBuffer);
if (inputBuffer.hasRemaining()) {
buffer.put(inputBuffer);
}
buffer.flip();
}
bytesRead += inputBuffer.position() - startPosition;