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GMPVideoDecoder.h
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GMPVideoDecoder.h
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#if !defined(GMPVideoDecoder_h_)
# define GMPVideoDecoder_h_
# include "GMPVideoDecoderProxy.h"
# include "ImageContainer.h"
# include "MediaDataDecoderProxy.h"
# include "MediaInfo.h"
# include "PlatformDecoderModule.h"
# include "mozIGeckoMediaPluginService.h"
namespace mozilla {
struct GMPVideoDecoderParams {
explicit GMPVideoDecoderParams(const CreateDecoderParams& aParams);
const VideoInfo& mConfig;
TaskQueue* mTaskQueue;
layers::ImageContainer* mImageContainer;
layers::LayersBackend mLayersBackend;
RefPtr<GMPCrashHelper> mCrashHelper;
};
DDLoggedTypeDeclNameAndBase(GMPVideoDecoder, MediaDataDecoder);
class GMPVideoDecoder : public MediaDataDecoder,
public GMPVideoDecoderCallbackProxy,
public DecoderDoctorLifeLogger<GMPVideoDecoder> {
public:
explicit GMPVideoDecoder(const GMPVideoDecoderParams& aParams);
RefPtr<InitPromise> Init() override;
RefPtr<DecodePromise> Decode(MediaRawData* aSample) override;
RefPtr<DecodePromise> Drain() override;
RefPtr<FlushPromise> Flush() override;
RefPtr<ShutdownPromise> Shutdown() override;
nsCString GetDescriptionName() const override {
return NS_LITERAL_CSTRING("gmp video decoder");
}
ConversionRequired NeedsConversion() const override {
return mConvertToAnnexB ? ConversionRequired::kNeedAnnexB
: ConversionRequired::kNeedAVCC;
}
// GMPVideoDecoderCallbackProxy
// All those methods are called on the GMP thread.
void Decoded(GMPVideoi420Frame* aDecodedFrame) override;
void ReceivedDecodedReferenceFrame(const uint64_t aPictureId) override;
void ReceivedDecodedFrame(const uint64_t aPictureId) override;
void InputDataExhausted() override;
void DrainComplete() override;
void ResetComplete() override;
void Error(GMPErr aErr) override;
void Terminated() override;
protected:
virtual void InitTags(nsTArray<nsCString>& aTags);
virtual nsCString GetNodeId();
virtual uint32_t DecryptorId() const { return 0; }
virtual GMPUniquePtr<GMPVideoEncodedFrame> CreateFrame(MediaRawData* aSample);
virtual const VideoInfo& GetConfig() const;
private:
class GMPInitDoneCallback : public GetGMPVideoDecoderCallback {
public:
explicit GMPInitDoneCallback(GMPVideoDecoder* aDecoder)
: mDecoder(aDecoder) {}
void Done(GMPVideoDecoderProxy* aGMP, GMPVideoHost* aHost) override {
mDecoder->GMPInitDone(aGMP, aHost);
}
private:
RefPtr<GMPVideoDecoder> mDecoder;
};
void GMPInitDone(GMPVideoDecoderProxy* aGMP, GMPVideoHost* aHost);
const VideoInfo mConfig;
nsCOMPtr<mozIGeckoMediaPluginService> mMPS;
GMPVideoDecoderProxy* mGMP;
GMPVideoHost* mHost;
bool mConvertNALUnitLengths;
MozPromiseHolder<InitPromise> mInitPromise;
RefPtr<GMPCrashHelper> mCrashHelper;
int64_t mLastStreamOffset = 0;
RefPtr<layers::ImageContainer> mImageContainer;
MozPromiseHolder<DecodePromise> mDecodePromise;
MozPromiseHolder<DecodePromise> mDrainPromise;
MozPromiseHolder<FlushPromise> mFlushPromise;
DecodedData mDecodedData;
bool mConvertToAnnexB = false;
};
} // namespace mozilla
#endif // GMPVideoDecoder_h_