Source code

Revision control

Other Tools

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
#ifndef GMPVideoDecoderParent_h_
#define GMPVideoDecoderParent_h_
#include "mozilla/RefPtr.h"
#include "gmp-video-decode.h"
#include "mozilla/gmp/PGMPVideoDecoderParent.h"
#include "GMPMessageUtils.h"
#include "GMPSharedMemManager.h"
#include "GMPUtils.h"
#include "GMPVideoHost.h"
#include "GMPVideoDecoderProxy.h"
#include "VideoUtils.h"
#include "GMPCrashHelperHolder.h"
namespace mozilla {
namespace gmp {
class GMPContentParent;
class GMPVideoDecoderParent final : public PGMPVideoDecoderParent,
public GMPVideoDecoderProxy,
public GMPSharedMemManager,
public GMPCrashHelperHolder {
friend class PGMPVideoDecoderParent;
public:
// Mark AddRef and Release as `final`, as they overload pure virtual
// implementations in PGMPVideoDecoderParent.
NS_INLINE_DECL_REFCOUNTING(GMPVideoDecoderParent, final)
explicit GMPVideoDecoderParent(GMPContentParent* aPlugin);
GMPVideoHostImpl& Host();
nsresult Shutdown();
// GMPVideoDecoder
void Close() override;
nsresult InitDecode(const GMPVideoCodec& aCodecSettings,
const nsTArray<uint8_t>& aCodecSpecific,
GMPVideoDecoderCallbackProxy* aCallback,
int32_t aCoreCount) override;
nsresult Decode(GMPUniquePtr<GMPVideoEncodedFrame> aInputFrame,
bool aMissingFrames,
const nsTArray<uint8_t>& aCodecSpecificInfo,
int64_t aRenderTimeMs = -1) override;
nsresult Reset() override;
nsresult Drain() override;
uint32_t GetPluginId() const override { return mPluginId; }
const nsCString& GetDisplayName() const override;
// GMPSharedMemManager
bool Alloc(size_t aSize, Shmem::SharedMemory::SharedMemoryType aType,
Shmem* aMem) override {
#ifdef GMP_SAFE_SHMEM
return AllocShmem(aSize, aType, aMem);
#else
return AllocUnsafeShmem(aSize, aType, aMem);
#endif
}
void Dealloc(Shmem&& aMem) override { DeallocShmem(aMem); }
private:
~GMPVideoDecoderParent();
// PGMPVideoDecoderParent
void ActorDestroy(ActorDestroyReason aWhy) override;
mozilla::ipc::IPCResult RecvDecoded(
const GMPVideoi420FrameData& aDecodedFrame) override;
mozilla::ipc::IPCResult RecvReceivedDecodedReferenceFrame(
const uint64_t& aPictureId) override;
mozilla::ipc::IPCResult RecvReceivedDecodedFrame(
const uint64_t& aPictureId) override;
mozilla::ipc::IPCResult RecvInputDataExhausted() override;
mozilla::ipc::IPCResult RecvDrainComplete() override;
mozilla::ipc::IPCResult RecvResetComplete() override;
mozilla::ipc::IPCResult RecvError(const GMPErr& aError) override;
mozilla::ipc::IPCResult RecvShutdown() override;
mozilla::ipc::IPCResult RecvParentShmemForPool(
Shmem&& aEncodedBuffer) override;
mozilla::ipc::IPCResult AnswerNeedShmem(const uint32_t& aFrameBufferSize,
Shmem* aMem) override;
mozilla::ipc::IPCResult Recv__delete__() override;
void UnblockResetAndDrain();
void CancelResetCompleteTimeout();
bool mIsOpen;
bool mShuttingDown;
bool mActorDestroyed;
bool mIsAwaitingResetComplete;
bool mIsAwaitingDrainComplete;
RefPtr<GMPContentParent> mPlugin;
GMPVideoDecoderCallbackProxy* mCallback;
GMPVideoHostImpl mVideoHost;
const uint32_t mPluginId;
int32_t mFrameCount;
RefPtr<SimpleTimer> mResetCompleteTimeout;
};
} // namespace gmp
} // namespace mozilla
#endif // GMPVideoDecoderParent_h_