111 lines
3.9 KiB
C++
111 lines
3.9 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 GMPVideoDecoderParent_h_
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#define GMPVideoDecoderParent_h_
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#include "mozilla/RefPtr.h"
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#include "gmp-video-decode.h"
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#include "mozilla/gmp/PGMPVideoDecoderParent.h"
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#include "GMPMessageUtils.h"
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#include "GMPSharedMemManager.h"
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#include "GMPUtils.h"
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#include "GMPVideoHost.h"
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#include "GMPVideoDecoderProxy.h"
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#include "VideoUtils.h"
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#include "GMPCrashHelperHolder.h"
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namespace mozilla::gmp {
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class GMPContentParent;
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class GMPVideoDecoderParent final : public PGMPVideoDecoderParent,
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public GMPVideoDecoderProxy,
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public GMPSharedMemManager,
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public GMPCrashHelperHolder {
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friend class PGMPVideoDecoderParent;
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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 PGMPVideoDecoderParent.
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NS_INLINE_DECL_REFCOUNTING(GMPVideoDecoderParent, final)
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explicit GMPVideoDecoderParent(GMPContentParent* aPlugin);
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GMPVideoHostImpl& Host();
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nsresult Shutdown();
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// GMPVideoDecoder
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void Close() override;
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nsresult InitDecode(const GMPVideoCodec& aCodecSettings,
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const nsTArray<uint8_t>& aCodecSpecific,
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GMPVideoDecoderCallbackProxy* aCallback,
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int32_t aCoreCount) override;
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nsresult Decode(GMPUniquePtr<GMPVideoEncodedFrame> aInputFrame,
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bool aMissingFrames,
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const nsTArray<uint8_t>& aCodecSpecificInfo,
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int64_t aRenderTimeMs = -1) override;
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nsresult Reset() override;
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nsresult Drain() override;
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uint32_t GetPluginId() const override { return mPluginId; }
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GMPPluginType GetPluginType() const override { return mPluginType; }
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nsCString GetDisplayName() const override;
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// GMPSharedMemManager
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bool MgrAllocShmem(size_t aSize, Shmem* aMem) override {
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return AllocShmem(aSize, aMem);
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}
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void MgrDeallocShmem(Shmem& aMem) override { DeallocShmem(aMem); }
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protected:
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bool MgrIsOnOwningThread() const override;
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private:
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~GMPVideoDecoderParent();
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// PGMPVideoDecoderParent
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void ActorDestroy(ActorDestroyReason aWhy) override;
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mozilla::ipc::IPCResult RecvReturnShmem(ipc::Shmem&& aInputShmem) override;
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mozilla::ipc::IPCResult RecvDecodedShmem(
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const GMPVideoi420FrameData& aDecodedFrame,
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ipc::Shmem&& aDecodedShmem) override;
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mozilla::ipc::IPCResult RecvDecodedData(
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const GMPVideoi420FrameData& aDecodedFrame,
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nsTArray<uint8_t>&& aDecodedArray) override;
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mozilla::ipc::IPCResult RecvReceivedDecodedReferenceFrame(
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const uint64_t& aPictureId) override;
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mozilla::ipc::IPCResult RecvReceivedDecodedFrame(
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const uint64_t& aPictureId) override;
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mozilla::ipc::IPCResult RecvInputDataExhausted() override;
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mozilla::ipc::IPCResult RecvDrainComplete() override;
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mozilla::ipc::IPCResult RecvResetComplete() override;
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mozilla::ipc::IPCResult RecvError(const GMPErr& aError) override;
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mozilla::ipc::IPCResult RecvShutdown() override;
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bool HandleDecoded(const GMPVideoi420FrameData& aDecodedFrame,
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size_t aDecodedSize);
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void UnblockResetAndDrain();
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void CancelResetCompleteTimeout();
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size_t mDecodedShmemSize = 0;
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bool mIsOpen;
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bool mShuttingDown;
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bool mActorDestroyed;
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bool mIsAwaitingResetComplete;
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bool mIsAwaitingDrainComplete;
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RefPtr<GMPContentParent> mPlugin;
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RefPtr<GMPVideoDecoderCallbackProxy> mCallback;
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GMPVideoHostImpl mVideoHost;
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const uint32_t mPluginId;
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GMPPluginType mPluginType = GMPPluginType::Unknown;
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int32_t mFrameCount;
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RefPtr<SimpleTimer> mResetCompleteTimeout;
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};
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} // namespace mozilla::gmp
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#endif // GMPVideoDecoderParent_h_
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