loliball/media3
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Mark dropped buffers while joining as skipped.

Browse Source 
These buffers are intentionally dropped to catch up with the playing audio.
Mark them as skipped accordingly.

PiperOrigin-RevId: 268703410
This commit is contained in:
tonihei 2019-09-12 17:39:59 +01:00 committed by Oliver Woodman
parent dc12982bd1
commit 65748fa8ee
1 changed files with 23 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
library/core/src/main/java/com/google/android/exoplayer2/video/MediaCodecVideoRenderer.java
View File

@ -836,11 +836,17 @@ public class MediaCodecVideoRenderer extends MediaCodecRenderer {
bufferPresentationTimeUs, unadjustedFrameReleaseTimeNs); bufferPresentationTimeUs, unadjustedFrameReleaseTimeNs);
earlyUs = (adjustedReleaseTimeNs - systemTimeNs) / 1000; earlyUs = (adjustedReleaseTimeNs - systemTimeNs) / 1000;
boolean treatDroppedBuffersAsSkipped = joiningDeadlineMs != C.TIME_UNSET;
if (shouldDropBuffersToKeyframe(earlyUs, elapsedRealtimeUs, isLastBuffer) if (shouldDropBuffersToKeyframe(earlyUs, elapsedRealtimeUs, isLastBuffer)
&& maybeDropBuffersToKeyframe(codec, bufferIndex, presentationTimeUs, positionUs)) { && maybeDropBuffersToKeyframe(
codec, bufferIndex, presentationTimeUs, positionUs, treatDroppedBuffersAsSkipped)) {
return false; return false;
} else if (shouldDropOutputBuffer(earlyUs, elapsedRealtimeUs, isLastBuffer)) { } else if (shouldDropOutputBuffer(earlyUs, elapsedRealtimeUs, isLastBuffer)) {
dropOutputBuffer(codec, bufferIndex, presentationTimeUs); if (treatDroppedBuffersAsSkipped) {
skipOutputBuffer(codec, bufferIndex, presentationTimeUs);
} else {
dropOutputBuffer(codec, bufferIndex, presentationTimeUs);
}
return true; return true;
} }
@ -1033,11 +1039,18 @@ public class MediaCodecVideoRenderer extends MediaCodecRenderer {
* @param index The index of the output buffer to drop. * @param index The index of the output buffer to drop.
* @param presentationTimeUs The presentation time of the output buffer, in microseconds. * @param presentationTimeUs The presentation time of the output buffer, in microseconds.
* @param positionUs The current playback position, in microseconds. * @param positionUs The current playback position, in microseconds.
* @param treatDroppedBuffersAsSkipped Whether dropped buffers should be treated as intentionally
* skipped.
* @return Whether any buffers were dropped. * @return Whether any buffers were dropped.
* @throws ExoPlaybackException If an error occurs flushing the codec. * @throws ExoPlaybackException If an error occurs flushing the codec.
*/ */
protected boolean maybeDropBuffersToKeyframe(MediaCodec codec, int index, long presentationTimeUs, protected boolean maybeDropBuffersToKeyframe(
long positionUs) throws ExoPlaybackException { MediaCodec codec,
int index,
long presentationTimeUs,
long positionUs,
boolean treatDroppedBuffersAsSkipped)
throws ExoPlaybackException {
int droppedSourceBufferCount = skipSource(positionUs); int droppedSourceBufferCount = skipSource(positionUs);
if (droppedSourceBufferCount == 0) { if (droppedSourceBufferCount == 0) {
return false; return false;
@ -1045,7 +1058,12 @@ public class MediaCodecVideoRenderer extends MediaCodecRenderer {
decoderCounters.droppedToKeyframeCount++; decoderCounters.droppedToKeyframeCount++;
// We dropped some buffers to catch up, so update the decoder counters and flush the codec, // We dropped some buffers to catch up, so update the decoder counters and flush the codec,
// which releases all pending buffers buffers including the current output buffer. // which releases all pending buffers buffers including the current output buffer.
updateDroppedBufferCounters(buffersInCodecCount + droppedSourceBufferCount); int totalDroppedBufferCount = buffersInCodecCount + droppedSourceBufferCount;
if (treatDroppedBuffersAsSkipped) {
decoderCounters.skippedOutputBufferCount += totalDroppedBufferCount;
} else {
updateDroppedBufferCounters(totalDroppedBufferCount);
}
flushOrReinitializeCodec(); flushOrReinitializeCodec();
return true; return true;
} }