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Remove DefaultHlsExtractorFactory from null-checking blacklist

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PiperOrigin-RevId: 274537528
This commit is contained in:
ibaker 2019-10-14 10:46:27 +01:00 committed by Oliver Woodman
parent b71b9f7c58
commit 6ebcac3883
1 changed files with 21 additions and 13 deletions
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34
library/hls/src/main/java/com/google/android/exoplayer2/source/hls/DefaultHlsExtractorFactory.java
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@ -185,8 +185,8 @@ public final class DefaultHlsExtractorFactory implements HlsExtractorFactory {
private Extractor createExtractorByFileExtension(
Uri uri,
Format format,
List<Format> muxedCaptionFormats,
DrmInitData drmInitData,
@Nullable List<Format> muxedCaptionFormats,
@Nullable DrmInitData drmInitData,
TimestampAdjuster timestampAdjuster) {
String lastPathSegment = uri.getLastPathSegment();
if (lastPathSegment == null) {
@ -226,7 +226,7 @@ public final class DefaultHlsExtractorFactory implements HlsExtractorFactory {
@DefaultTsPayloadReaderFactory.Flags int userProvidedPayloadReaderFactoryFlags,
boolean exposeCea608WhenMissingDeclarations,
Format format,
List<Format> muxedCaptionFormats,
@Nullable List<Format> muxedCaptionFormats,
TimestampAdjuster timestampAdjuster) {
@DefaultTsPayloadReaderFactory.Flags
int payloadReaderFactoryFlags =
@ -270,26 +270,34 @@ public final class DefaultHlsExtractorFactory implements HlsExtractorFactory {
private static FragmentedMp4Extractor createFragmentedMp4Extractor(
TimestampAdjuster timestampAdjuster,
Format format,
DrmInitData drmInitData,
@Nullable DrmInitData drmInitData,
@Nullable List<Format> muxedCaptionFormats) {
boolean isVariant = false;
for (int i = 0; i < format.metadata.length(); i++) {
Metadata.Entry entry = format.metadata.get(i);
if (entry instanceof HlsTrackMetadataEntry) {
isVariant = !((HlsTrackMetadataEntry) entry).variantInfos.isEmpty();
break;
}
}
// Only enable the EMSG TrackOutput if this is the 'variant' track (i.e. the main one) to avoid
// creating a separate EMSG track for every audio track in a video stream.
return new FragmentedMp4Extractor(
/* flags= */ isVariant ? FragmentedMp4Extractor.FLAG_ENABLE_EMSG_TRACK : 0,
/* flags= */ isFmp4Variant(format) ? FragmentedMp4Extractor.FLAG_ENABLE_EMSG_TRACK : 0,
timestampAdjuster,
/* sideloadedTrack= */ null,
drmInitData,
muxedCaptionFormats != null ? muxedCaptionFormats : Collections.emptyList());
}
/** Returns true if this {@code format} represents a 'variant' track (i.e. the main one). */
private static boolean isFmp4Variant(Format format) {
Metadata metadata = format.metadata;
if (metadata == null) {
return false;
}
for (int i = 0; i < metadata.length(); i++) {
Metadata.Entry entry = metadata.get(i);
if (entry instanceof HlsTrackMetadataEntry) {
return !((HlsTrackMetadataEntry) entry).variantInfos.isEmpty();
}
}
return false;
}
@Nullable
private static Result buildResultForSameExtractorType(
Extractor previousExtractor, Format format, TimestampAdjuster timestampAdjuster) {
if (previousExtractor instanceof WebvttExtractor) {