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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 */
#ifndef GMPVideoEncoderParent_h_
#define GMPVideoEncoderParent_h_
#include "mozilla/RefPtr.h"
#include "gmp-video-encode.h"
#include "mozilla/gmp/PGMPVideoEncoderParent.h"
#include "GMPMessageUtils.h"
#include "GMPSharedMemManager.h"
#include "GMPUtils.h"
#include "GMPVideoHost.h"
#include "GMPVideoEncoderProxy.h"
#include "GMPCrashHelperHolder.h"
namespace mozilla {
namespace gmp {
class GMPContentParent;
class GMPVideoEncoderParent : public GMPVideoEncoderProxy,
public PGMPVideoEncoderParent,
public GMPSharedMemManager,
public GMPCrashHelperHolder {
friend class PGMPVideoEncoderParent;
// Mark AddRef and Release as `final`, as they overload pure virtual
// implementations in PGMPVideoEncoderParent.
explicit GMPVideoEncoderParent(GMPContentParent* aPlugin);
GMPVideoHostImpl& Host();
void Shutdown();
// GMPVideoEncoderProxy
void Close() override;
GMPErr InitEncode(const GMPVideoCodec& aCodecSettings,
const nsTArray<uint8_t>& aCodecSpecific,
GMPVideoEncoderCallbackProxy* aCallback,
int32_t aNumberOfCores, uint32_t aMaxPayloadSize) override;
GMPErr Encode(GMPUniquePtr<GMPVideoi420Frame> aInputFrame,
const nsTArray<uint8_t>& aCodecSpecificInfo,
const nsTArray<GMPVideoFrameType>& aFrameTypes) override;
GMPErr SetChannelParameters(uint32_t aPacketLoss, uint32_t aRTT) override;
GMPErr SetRates(uint32_t aNewBitRate, uint32_t aFrameRate) override;
GMPErr SetPeriodicKeyFrames(bool aEnable) override;
uint32_t GetPluginId() const override { return mPluginId; }
// GMPSharedMemManager
bool Alloc(size_t aSize, Shmem::SharedMemory::SharedMemoryType aType,
Shmem* aMem) override {
return AllocShmem(aSize, aType, aMem);
return AllocUnsafeShmem(aSize, aType, aMem);
void Dealloc(Shmem&& aMem) override { DeallocShmem(aMem); }
virtual ~GMPVideoEncoderParent() = default;
// PGMPVideoEncoderParent
void ActorDestroy(ActorDestroyReason aWhy) override;
mozilla::ipc::IPCResult RecvEncoded(
const GMPVideoEncodedFrameData& aEncodedFrame,
nsTArray<uint8_t>&& aCodecSpecificInfo) override;
mozilla::ipc::IPCResult RecvError(const GMPErr& aError) override;
mozilla::ipc::IPCResult RecvShutdown() override;
mozilla::ipc::IPCResult RecvParentShmemForPool(Shmem&& aFrameBuffer) override;
mozilla::ipc::IPCResult AnswerNeedShmem(const uint32_t& aEncodedBufferSize,
Shmem* aMem) override;
mozilla::ipc::IPCResult Recv__delete__() override;
bool mIsOpen;
bool mShuttingDown;
bool mActorDestroyed;
RefPtr<GMPContentParent> mPlugin;
GMPVideoEncoderCallbackProxy* mCallback;
GMPVideoHostImpl mVideoHost;
const uint32_t mPluginId;
} // namespace gmp
} // namespace mozilla
#endif // GMPVideoEncoderParent_h_