use of androidx.media3.exoplayer.source.chunk.ContainerMediaChunk in project media by androidx.
the class DefaultDashChunkSource method newMediaChunk.
protected Chunk newMediaChunk(RepresentationHolder representationHolder, DataSource dataSource, @C.TrackType int trackType, Format trackFormat, @C.SelectionReason int trackSelectionReason, Object trackSelectionData, long firstSegmentNum, int maxSegmentCount, long seekTimeUs, long nowPeriodTimeUs) {
Representation representation = representationHolder.representation;
long startTimeUs = representationHolder.getSegmentStartTimeUs(firstSegmentNum);
RangedUri segmentUri = representationHolder.getSegmentUrl(firstSegmentNum);
if (representationHolder.chunkExtractor == null) {
long endTimeUs = representationHolder.getSegmentEndTimeUs(firstSegmentNum);
int flags = representationHolder.isSegmentAvailableAtFullNetworkSpeed(firstSegmentNum, nowPeriodTimeUs) ? 0 : DataSpec.FLAG_MIGHT_NOT_USE_FULL_NETWORK_SPEED;
DataSpec dataSpec = DashUtil.buildDataSpec(representation, representationHolder.selectedBaseUrl.url, segmentUri, flags);
return new SingleSampleMediaChunk(dataSource, dataSpec, trackFormat, trackSelectionReason, trackSelectionData, startTimeUs, endTimeUs, firstSegmentNum, trackType, trackFormat);
} else {
int segmentCount = 1;
for (int i = 1; i < maxSegmentCount; i++) {
RangedUri nextSegmentUri = representationHolder.getSegmentUrl(firstSegmentNum + i);
@Nullable RangedUri mergedSegmentUri = segmentUri.attemptMerge(nextSegmentUri, representationHolder.selectedBaseUrl.url);
if (mergedSegmentUri == null) {
// Unable to merge segment fetches because the URIs do not merge.
break;
}
segmentUri = mergedSegmentUri;
segmentCount++;
}
long segmentNum = firstSegmentNum + segmentCount - 1;
long endTimeUs = representationHolder.getSegmentEndTimeUs(segmentNum);
long periodDurationUs = representationHolder.periodDurationUs;
long clippedEndTimeUs = periodDurationUs != C.TIME_UNSET && periodDurationUs <= endTimeUs ? periodDurationUs : C.TIME_UNSET;
int flags = representationHolder.isSegmentAvailableAtFullNetworkSpeed(segmentNum, nowPeriodTimeUs) ? 0 : DataSpec.FLAG_MIGHT_NOT_USE_FULL_NETWORK_SPEED;
DataSpec dataSpec = DashUtil.buildDataSpec(representation, representationHolder.selectedBaseUrl.url, segmentUri, flags);
long sampleOffsetUs = -representation.presentationTimeOffsetUs;
return new ContainerMediaChunk(dataSource, dataSpec, trackFormat, trackSelectionReason, trackSelectionData, startTimeUs, endTimeUs, seekTimeUs, clippedEndTimeUs, firstSegmentNum, segmentCount, sampleOffsetUs, representationHolder.chunkExtractor);
}
}
use of androidx.media3.exoplayer.source.chunk.ContainerMediaChunk in project media by androidx.
the class DefaultSsChunkSource method newMediaChunk.
// Private methods.
private static MediaChunk newMediaChunk(Format format, DataSource dataSource, Uri uri, int chunkIndex, long chunkStartTimeUs, long chunkEndTimeUs, long chunkSeekTimeUs, @C.SelectionReason int trackSelectionReason, @Nullable Object trackSelectionData, ChunkExtractor chunkExtractor) {
DataSpec dataSpec = new DataSpec(uri);
// In SmoothStreaming each chunk contains sample timestamps relative to the start of the chunk.
// To convert them the absolute timestamps, we need to set sampleOffsetUs to chunkStartTimeUs.
long sampleOffsetUs = chunkStartTimeUs;
return new ContainerMediaChunk(dataSource, dataSpec, format, trackSelectionReason, trackSelectionData, chunkStartTimeUs, chunkEndTimeUs, chunkSeekTimeUs, /* clippedEndTimeUs= */
C.TIME_UNSET, chunkIndex, /* chunkCount= */
1, sampleOffsetUs, chunkExtractor);
}
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