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 GMPVideoDecoderChild_h_
#define GMPVideoDecoderChild_h_
#include "nsString.h"
#include "mozilla/gmp/PGMPVideoDecoderChild.h"
#include "gmp-video-decode.h"
#include "GMPSharedMemManager.h"
#include "GMPVideoHost.h"
#include "mozilla/gmp/GMPTypes.h"
namespace mozilla {
namespace gmp {
class GMPContentChild;
class GMPVideoDecoderChild : public PGMPVideoDecoderChild,
public GMPVideoDecoderCallback,
public GMPSharedMemManager {
friend class PGMPVideoDecoderChild;
public:
// Mark AddRef and Release as `final`, as they overload pure virtual
// implementations in PGMPVideoDecoderChild.
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GMPVideoDecoderChild, final);
explicit GMPVideoDecoderChild(GMPContentChild* aPlugin);
void Init(GMPVideoDecoder* aDecoder);
GMPVideoHostImpl& Host();
// GMPVideoDecoderCallback
void Decoded(GMPVideoi420Frame* decodedFrame) override;
void ReceivedDecodedReferenceFrame(const uint64_t pictureId) override;
void ReceivedDecodedFrame(const uint64_t pictureId) override;
void InputDataExhausted() override;
void DrainComplete() override;
void ResetComplete() override;
void Error(GMPErr aError) override;
// GMPSharedMemManager
bool Alloc(size_t aSize, Shmem::SharedMemory::SharedMemoryType aType,
Shmem* aMem) override;
void Dealloc(Shmem&& aMem) override;
private:
virtual ~GMPVideoDecoderChild();
// PGMPVideoDecoderChild
mozilla::ipc::IPCResult RecvInitDecode(const GMPVideoCodec& aCodecSettings,
nsTArray<uint8_t>&& aCodecSpecific,
const int32_t& aCoreCount);
mozilla::ipc::IPCResult RecvDecode(
const GMPVideoEncodedFrameData& aInputFrame, const bool& aMissingFrames,
nsTArray<uint8_t>&& aCodecSpecificInfo, const int64_t& aRenderTimeMs);
mozilla::ipc::IPCResult RecvChildShmemForPool(Shmem&& aFrameBuffer);
mozilla::ipc::IPCResult RecvReset();
mozilla::ipc::IPCResult RecvDrain();
mozilla::ipc::IPCResult RecvDecodingComplete();
GMPContentChild* mPlugin;
GMPVideoDecoder* mVideoDecoder;
GMPVideoHostImpl mVideoHost;
// Non-zero when a GMP is blocked spinning the IPC message loop while
// waiting on an NeedShmem to complete.
int mNeedShmemIntrCount;
bool mPendingDecodeComplete;
};
} // namespace gmp
} // namespace mozilla
#endif // GMPVideoDecoderChild_h_