зеркало из https://github.com/mozilla/gecko-dev.git
79 строки
2.7 KiB
C++
79 строки
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GMPVideoDecoderChild_h_
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#define GMPVideoDecoderChild_h_
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#include "nsString.h"
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#include "mozilla/gmp/PGMPVideoDecoderChild.h"
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#include "gmp-video-decode.h"
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#include "GMPSharedMemManager.h"
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#include "GMPVideoHost.h"
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#include "mozilla/gmp/GMPTypes.h"
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namespace mozilla {
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namespace gmp {
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class GMPContentChild;
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class GMPVideoDecoderChild : public PGMPVideoDecoderChild,
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public GMPVideoDecoderCallback,
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public GMPSharedMemManager {
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friend class PGMPVideoDecoderChild;
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public:
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// Mark AddRef and Release as `final`, as they overload pure virtual
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// implementations in PGMPVideoDecoderChild.
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GMPVideoDecoderChild, final);
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explicit GMPVideoDecoderChild(GMPContentChild* aPlugin);
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void Init(GMPVideoDecoder* aDecoder);
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GMPVideoHostImpl& Host();
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// GMPVideoDecoderCallback
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void Decoded(GMPVideoi420Frame* decodedFrame) override;
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void ReceivedDecodedReferenceFrame(const uint64_t pictureId) override;
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void ReceivedDecodedFrame(const uint64_t pictureId) override;
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void InputDataExhausted() override;
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void DrainComplete() override;
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void ResetComplete() override;
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void Error(GMPErr aError) override;
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// GMPSharedMemManager
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bool Alloc(size_t aSize, Shmem::SharedMemory::SharedMemoryType aType,
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Shmem* aMem) override;
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void Dealloc(Shmem&& aMem) override;
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private:
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virtual ~GMPVideoDecoderChild();
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// PGMPVideoDecoderChild
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mozilla::ipc::IPCResult RecvInitDecode(const GMPVideoCodec& aCodecSettings,
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nsTArray<uint8_t>&& aCodecSpecific,
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const int32_t& aCoreCount);
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mozilla::ipc::IPCResult RecvDecode(
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const GMPVideoEncodedFrameData& aInputFrame, const bool& aMissingFrames,
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nsTArray<uint8_t>&& aCodecSpecificInfo, const int64_t& aRenderTimeMs);
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mozilla::ipc::IPCResult RecvChildShmemForPool(Shmem&& aFrameBuffer);
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mozilla::ipc::IPCResult RecvReset();
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mozilla::ipc::IPCResult RecvDrain();
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mozilla::ipc::IPCResult RecvDecodingComplete();
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GMPContentChild* mPlugin;
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GMPVideoDecoder* mVideoDecoder;
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GMPVideoHostImpl mVideoHost;
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// Non-zero when a GMP is blocked spinning the IPC message loop while
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// waiting on an NeedShmem to complete.
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int mNeedShmemIntrCount;
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bool mPendingDecodeComplete;
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};
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} // namespace gmp
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} // namespace mozilla
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#endif // GMPVideoDecoderChild_h_
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