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HLS: Merge muxedAudioFormat into primary audio tracks

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Issue: google/ExoPlayer#9608
PiperOrigin-RevId: 410236626
This commit is contained in:
olly 2021-11-16 14:27:18 +00:00 committed by tonihei
parent 16e31a8495
commit d78d349222
2 changed files with 24 additions and 13 deletions
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9
RELEASENOTES.md
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@ -2,11 +2,7 @@
### dev-v2 (not yet released)
* HLS:
* Correctly populate `Format.label` for audio only HLS streams
([#9608](https://github.com/google/ExoPlayer/issues/9608)).
### 2.16.1 (2021-11-16)
### 2.16.1 (2021-11-11)
* Core Library:
* Fix track selection issue where overriding one track group did not
@ -31,6 +27,9 @@
* DASH:
* Add parsed essential and supplemental properties to the `Representation`
([#9579](https://github.com/google/ExoPlayer/issues/9579)).
* HLS:
* Correctly populate `Format.label` for audio only HLS streams
([#9608](https://github.com/google/ExoPlayer/issues/9608)).
### 2.16.0 (2021-11-04)

26
library/hls/src/main/java/com/google/android/exoplayer2/source/hls/HlsSampleStreamWrapper.java
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@ -1392,23 +1392,31 @@ import org.checkerframework.checker.nullness.qual.RequiresNonNull;
Format sampleFormat = Assertions.checkStateNotNull(sampleQueues[i].getUpstreamFormat());
if (i == primaryExtractorTrackIndex) {
Format[] formats = new Format[chunkSourceTrackCount];
if (chunkSourceTrackCount == 1) {
formats[0] = sampleFormat.withManifestFormatInfo(chunkSourceTrackGroup.getFormat(0));
} else {
for (int j = 0; j < chunkSourceTrackCount; j++) {
formats[j] = deriveFormat(chunkSourceTrackGroup.getFormat(j), sampleFormat, true);
Format playlistFormat = chunkSourceTrackGroup.getFormat(j);
if (primaryExtractorTrackType == C.TRACK_TYPE_AUDIO && muxedAudioFormat != null) {
playlistFormat = playlistFormat.withManifestFormatInfo(muxedAudioFormat);
}
// If there's only a single variant (chunkSourceTrackCount == 1) then we can safely
// retain all fields from sampleFormat. Else we need to use deriveFormat to retain only
// the fields that will be the same for all variants.
formats[j] =
chunkSourceTrackCount == 1
? sampleFormat.withManifestFormatInfo(playlistFormat)
: deriveFormat(playlistFormat, sampleFormat, /* propagateBitrates= */ true);
}
trackGroups[i] = new TrackGroup(formats);
primaryTrackGroupIndex = i;
} else {
@Nullable
Format trackFormat =
Format playlistFormat =
primaryExtractorTrackType == C.TRACK_TYPE_VIDEO
&& MimeTypes.isAudio(sampleFormat.sampleMimeType)
? muxedAudioFormat
: null;
trackGroups[i] = new TrackGroup(deriveFormat(trackFormat, sampleFormat, false));
trackGroups[i] =
new TrackGroup(
deriveFormat(playlistFormat, sampleFormat, /* propagateBitrates= */ false));
}
}
this.trackGroups = createTrackGroupArrayWithDrmInfo(trackGroups);
@ -1496,8 +1504,12 @@ import org.checkerframework.checker.nullness.qual.RequiresNonNull;
* sample format that may have been obtained from a chunk belonging to a different track in the
* same track group.
*
* <p>Note: Since the sample format may have been obtained from a chunk belonging to a different
* track, it should not be used as a source for data that may vary between tracks.
*
* @param playlistFormat The format information obtained from the master playlist.
* @param sampleFormat The format information obtained from the samples.
* @param sampleFormat The format information obtained from samples within a chunk. The chunk may
* belong to a different track in the same track group.
* @param propagateBitrates Whether the bitrates from the playlist format should be included in
* the derived format.
* @return The derived track format.