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Bug 1141914: Always use video dimensions using extradata's SPS. r=cpearce

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This commit is contained in:
Jean-Yves Avenard 2015-03-12 11:07:20 +11:00
parent d1005603c2
commit 8dc6a67237
1 changed files with 18 additions and 9 deletions
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27
dom/media/fmp4/AVCCDecoderModule.cpp
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@ -44,6 +44,7 @@ private:
nsresult CreateDecoder();
nsresult CreateDecoderAndInit(mp4_demuxer::MP4Sample* aSample);
nsresult CheckForSPSChange(mp4_demuxer::MP4Sample* aSample);
void UpdateConfigFromExtraData(mp4_demuxer::ByteBuffer* aExtraData);
nsRefPtr<PlatformDecoderModule> mPDM;
mp4_demuxer::VideoDecoderConfig mCurrentConfig;
@ -177,6 +178,8 @@ AVCCMediaDataDecoder::CreateDecoder()
// nothing found yet, will try again later
return NS_ERROR_NOT_INITIALIZED;
}
UpdateConfigFromExtraData(mCurrentConfig.extra_data);
mDecoder = mPDM->CreateVideoDecoder(mCurrentConfig,
mLayersBackend,
mImageContainer,
@ -197,15 +200,7 @@ AVCCMediaDataDecoder::CreateDecoderAndInit(mp4_demuxer::MP4Sample* aSample)
if (!mp4_demuxer::AnnexB::HasSPS(extra_data)) {
return NS_ERROR_NOT_INITIALIZED;
}
mp4_demuxer::SPSData spsdata;
if (mp4_demuxer::H264::DecodeSPSFromExtraData(extra_data, spsdata) &&
spsdata.pic_width > 0 && spsdata.pic_height > 0) {
mCurrentConfig.image_width = spsdata.pic_width;
mCurrentConfig.image_height = spsdata.pic_height;
mCurrentConfig.display_width = spsdata.display_width;
mCurrentConfig.display_height = spsdata.display_height;
}
mCurrentConfig.extra_data = extra_data;
UpdateConfigFromExtraData(extra_data);
nsresult rv = CreateDecoder();
NS_ENSURE_SUCCESS(rv, rv);
@ -238,6 +233,20 @@ AVCCMediaDataDecoder::CheckForSPSChange(mp4_demuxer::MP4Sample* aSample)
return CreateDecoderAndInit(aSample);
}
void
AVCCMediaDataDecoder::UpdateConfigFromExtraData(mp4_demuxer::ByteBuffer* aExtraData)
{
mp4_demuxer::SPSData spsdata;
if (mp4_demuxer::H264::DecodeSPSFromExtraData(aExtraData, spsdata) &&
spsdata.pic_width > 0 && spsdata.pic_height > 0) {
mCurrentConfig.image_width = spsdata.pic_width;
mCurrentConfig.image_height = spsdata.pic_height;
mCurrentConfig.display_width = spsdata.display_width;
mCurrentConfig.display_height = spsdata.display_height;
}
mCurrentConfig.extra_data = aExtraData;
}
// AVCCDecoderModule
AVCCDecoderModule::AVCCDecoderModule(PlatformDecoderModule* aPDM)