gecko-dev/dom/media/gmp/GMPVideoDecoderParent.h

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3.2 KiB
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/* -*- 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"
namespace mozilla {
namespace gmp {
class GMPParent;
class GMPVideoDecoderParent MOZ_FINAL : public PGMPVideoDecoderParent
, public GMPVideoDecoderProxy
, public GMPSharedMemManager
{
public:
NS_INLINE_DECL_REFCOUNTING(GMPVideoDecoderParent)
explicit GMPVideoDecoderParent(GMPParent *aPlugin);
GMPVideoHostImpl& Host();
nsresult Shutdown();
// GMPVideoDecoder
virtual void Close() MOZ_OVERRIDE;
virtual nsresult InitDecode(const GMPVideoCodec& aCodecSettings,
const nsTArray<uint8_t>& aCodecSpecific,
GMPVideoDecoderCallbackProxy* aCallback,
int32_t aCoreCount) MOZ_OVERRIDE;
virtual nsresult Decode(GMPUniquePtr<GMPVideoEncodedFrame> aInputFrame,
bool aMissingFrames,
const nsTArray<uint8_t>& aCodecSpecificInfo,
int64_t aRenderTimeMs = -1) MOZ_OVERRIDE;
virtual nsresult Reset() MOZ_OVERRIDE;
virtual nsresult Drain() MOZ_OVERRIDE;
virtual const uint64_t ParentID() MOZ_OVERRIDE { return reinterpret_cast<uint64_t>(mPlugin.get()); }
// GMPSharedMemManager
virtual bool Alloc(size_t aSize, Shmem::SharedMemory::SharedMemoryType aType, Shmem* aMem) MOZ_OVERRIDE
{
#ifdef GMP_SAFE_SHMEM
return AllocShmem(aSize, aType, aMem);
#else
return AllocUnsafeShmem(aSize, aType, aMem);
#endif
}
virtual void Dealloc(Shmem& aMem) MOZ_OVERRIDE
{
DeallocShmem(aMem);
}
private:
~GMPVideoDecoderParent();
// PGMPVideoDecoderParent
virtual void ActorDestroy(ActorDestroyReason aWhy) MOZ_OVERRIDE;
virtual bool RecvDecoded(const GMPVideoi420FrameData& aDecodedFrame) MOZ_OVERRIDE;
virtual bool RecvReceivedDecodedReferenceFrame(const uint64_t& aPictureId) MOZ_OVERRIDE;
virtual bool RecvReceivedDecodedFrame(const uint64_t& aPictureId) MOZ_OVERRIDE;
virtual bool RecvInputDataExhausted() MOZ_OVERRIDE;
virtual bool RecvDrainComplete() MOZ_OVERRIDE;
virtual bool RecvResetComplete() MOZ_OVERRIDE;
virtual bool RecvError(const GMPErr& aError) MOZ_OVERRIDE;
virtual bool RecvParentShmemForPool(Shmem&& aEncodedBuffer) MOZ_OVERRIDE;
virtual bool AnswerNeedShmem(const uint32_t& aFrameBufferSize,
Shmem* aMem) MOZ_OVERRIDE;
virtual bool Recv__delete__() MOZ_OVERRIDE;
bool mIsOpen;
bool mShuttingDown;
nsRefPtr<GMPParent> mPlugin;
GMPVideoDecoderCallbackProxy* mCallback;
GMPVideoHostImpl mVideoHost;
};
} // namespace gmp
} // namespace mozilla
#endif // GMPVideoDecoderParent_h_