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Simplify feeding codec input in transformer

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The caller knows whether it's queued end-of-stream, so we can remove the return
value of the method.

#minor-release

PiperOrigin-RevId: 354888298
This commit is contained in:
andrewlewis 2021-02-01 09:22:33 +00:00 committed by Oliver Woodman
parent 35b99d634f
commit 91dcf39db5
2 changed files with 11 additions and 15 deletions
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9
library/transformer/src/main/java/com/google/android/exoplayer2/transformer/MediaCodecAdapterWrapper.java
View File

@ -159,12 +159,10 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
}
/**
* Queues an input buffer.
*
* @param inputBuffer The buffer to be queued.
* @return Whether more input buffers can be queued.
* Queues an input buffer to the decoder. No buffers may be queued after an {@link
* DecoderInputBuffer#isEndOfStream() end of stream} buffer has been queued.
*/
public boolean queueInputBuffer(DecoderInputBuffer inputBuffer) {
public void queueInputBuffer(DecoderInputBuffer inputBuffer) {
checkState(
!inputStreamEnded, "Input buffer can not be queued after the input stream has ended.");
@ -182,7 +180,6 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
codec.queueInputBuffer(inputBufferIndex, offset, size, inputBuffer.timeUs, flags);
inputBufferIndex = C.INDEX_UNSET;
inputBuffer.data = null;
return !inputStreamEnded;
}
/**

17
library/transformer/src/main/java/com/google/android/exoplayer2/transformer/TransformerAudioRenderer.java
View File

@ -226,7 +226,8 @@ import java.nio.ByteBuffer;
}
}
return feedEncoder(sonicOutputBuffer);
feedEncoder(sonicOutputBuffer);
return true;
}
/**
@ -293,7 +294,8 @@ import java.nio.ByteBuffer;
case C.RESULT_BUFFER_READ:
mediaClock.updateTimeForTrackType(getTrackType(), decoderInputBuffer.timeUs);
decoderInputBuffer.flip();
return decoder.queueInputBuffer(decoderInputBuffer);
decoder.queueInputBuffer(decoderInputBuffer);
return !decoderInputBuffer.isEndOfStream();
case C.RESULT_FORMAT_READ:
throw new IllegalStateException("Format changes are not supported.");
case C.RESULT_NOTHING_READ:
@ -303,16 +305,15 @@ import java.nio.ByteBuffer;
}
/**
* Feeds the encoder the {@link ByteBuffer inputBuffer} with the correct {@code timeUs}, and
* returns whether it may be possible to write more data.
* Feeds as much data as possible between the current position and limit of the specified {@link
* ByteBuffer} to the encoder, and advances its position by the number of bytes fed.
*/
private boolean feedEncoder(ByteBuffer inputBuffer) {
private void feedEncoder(ByteBuffer inputBuffer) {
AudioFormat encoderInputAudioFormat = checkNotNull(this.encoderInputAudioFormat);
MediaCodecAdapterWrapper encoder = checkNotNull(this.encoder);
ByteBuffer encoderInputBufferData = checkNotNull(encoderInputBuffer.data);
int bufferLimit = inputBuffer.limit();
inputBuffer.limit(min(bufferLimit, inputBuffer.position() + encoderInputBufferData.capacity()));
encoderInputBufferData.put(inputBuffer);
encoderInputBuffer.timeUs = nextEncoderInputBufferTimeUs;
nextEncoderInputBufferTimeUs +=
@ -320,12 +321,10 @@ import java.nio.ByteBuffer;
/* bytesWritten= */ encoderInputBufferData.position(),
encoderInputAudioFormat.bytesPerFrame,
encoderInputAudioFormat.sampleRate);
encoderInputBuffer.setFlags(0);
encoderInputBuffer.flip();
inputBuffer.limit(bufferLimit);
return encoder.queueInputBuffer(encoderInputBuffer);
encoder.queueInputBuffer(encoderInputBuffer);
}
private void queueEndOfStreamToEncoder() {