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Alow AAC audio codec data in matroska/webm streams.

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Allow CRC32 elements in matroska cluster elements.
This commit is contained in:
Jeroen Vreeken 2019-07-18 11:00:46 +02:00 • committed by Roy Tam
commit 3dfc953945
4 changed files with 28 additions and 2 deletions
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4
dom/media/webm/WebMDecoder.cpp
View file

@ -82,6 +82,10 @@ WebMDecoder::CanHandleMediaType(const nsACString& aMIMETypeExcludingCodecs,
continue;
}
if (IsAACCodecString(codec)) {
continue;
}
// Some unsupported codec.
return false;
}

2
dom/media/webm/WebMDemuxer.cpp
View file

@ -422,6 +422,8 @@ WebMDemuxer::ReadMetadata()
mInfo.mAudio.mMimeType = "audio/opus";
OpusDataDecoder::AppendCodecDelay(mInfo.mAudio.mCodecSpecificConfig,
media::TimeUnit::FromNanoseconds(params.codec_delay).ToMicroseconds());
} else if (mAudioCodec == NESTEGG_CODEC_AAC) {
mInfo.mAudio.mMimeType = "audio/mp4a-latm";
}
mSeekPreroll = params.seek_preroll;
mInfo.mAudio.mRate = params.rate;