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Add DefaultTsPayloadReaderFactory flag to ignore HDMV DTS streams

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Prevents collisions with SCTE-35 subtitles.

Issue:#5330
PiperOrigin-RevId: 230195494
This commit is contained in:
aquilescanta 2019-01-21 10:18:01 +00:00 committed by Oliver Woodman
parent 82da627c1a
commit 93e24561bb
1 changed files with 13 additions and 2 deletions
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15
library/core/src/main/java/com/google/android/exoplayer2/extractor/ts/DefaultTsPayloadReaderFactory.java
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@ -50,7 +50,8 @@ public final class DefaultTsPayloadReaderFactory implements TsPayloadReader.Fact
FLAG_IGNORE_H264_STREAM,
FLAG_DETECT_ACCESS_UNITS,
FLAG_IGNORE_SPLICE_INFO_STREAM,
FLAG_OVERRIDE_CAPTION_DESCRIPTORS
FLAG_OVERRIDE_CAPTION_DESCRIPTORS,
FLAG_IGNORE_HDMV_DTS_STREAM
})
public @interface Flags {}
@ -86,6 +87,12 @@ public final class DefaultTsPayloadReaderFactory implements TsPayloadReader.Fact
* closedCaptionFormats} will be ignored if the PMT contains closed captions service descriptors.
*/
public static final int FLAG_OVERRIDE_CAPTION_DESCRIPTORS = 1 << 5;
/**
* Prevents the creation of {@link DtsReader} instances when receiving {@link
* TsExtractor#TS_STREAM_TYPE_HDMV_DTS} as stream type. Enabling this flag prevents a stream type
* collision between HDMV DTS audio and SCTE-35 subtitles.
*/
public static final int FLAG_IGNORE_HDMV_DTS_STREAM = 1 << 6;
private static final int DESCRIPTOR_TAG_CAPTION_SERVICE = 0x86;
@ -142,8 +149,12 @@ public final class DefaultTsPayloadReaderFactory implements TsPayloadReader.Fact
case TsExtractor.TS_STREAM_TYPE_AC3:
case TsExtractor.TS_STREAM_TYPE_E_AC3:
return new PesReader(new Ac3Reader(esInfo.language));
case TsExtractor.TS_STREAM_TYPE_DTS:
case TsExtractor.TS_STREAM_TYPE_HDMV_DTS:
if (isSet(FLAG_IGNORE_HDMV_DTS_STREAM)) {
return null;
}
// Fall through.
case TsExtractor.TS_STREAM_TYPE_DTS:
return new PesReader(new DtsReader(esInfo.language));
case TsExtractor.TS_STREAM_TYPE_H262:
return new PesReader(new H262Reader(buildUserDataReader(esInfo)));