Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : #ifndef GMPVideoEncoderParent_h_
       7             : #define GMPVideoEncoderParent_h_
       8             : 
       9             : #include "mozilla/RefPtr.h"
      10             : #include "gmp-video-encode.h"
      11             : #include "mozilla/gmp/PGMPVideoEncoderParent.h"
      12             : #include "GMPMessageUtils.h"
      13             : #include "GMPSharedMemManager.h"
      14             : #include "GMPUtils.h"
      15             : #include "GMPVideoHost.h"
      16             : #include "GMPVideoEncoderProxy.h"
      17             : #include "GMPCrashHelperHolder.h"
      18             : 
      19             : namespace mozilla {
      20             : namespace gmp {
      21             : 
      22             : class GMPContentParent;
      23             : 
      24             : class GMPVideoEncoderParent : public GMPVideoEncoderProxy,
      25             :                               public PGMPVideoEncoderParent,
      26             :                               public GMPSharedMemManager,
      27             :                               public GMPCrashHelperHolder
      28             : {
      29             : public:
      30           0 :   NS_INLINE_DECL_REFCOUNTING(GMPVideoEncoderParent)
      31             : 
      32             :   explicit GMPVideoEncoderParent(GMPContentParent *aPlugin);
      33             : 
      34             :   GMPVideoHostImpl& Host();
      35             :   void Shutdown();
      36             : 
      37             :   // GMPVideoEncoderProxy
      38             :   void Close() override;
      39             :   GMPErr InitEncode(const GMPVideoCodec& aCodecSettings,
      40             :                     const nsTArray<uint8_t>& aCodecSpecific,
      41             :                     GMPVideoEncoderCallbackProxy* aCallback,
      42             :                     int32_t aNumberOfCores,
      43             :                     uint32_t aMaxPayloadSize) override;
      44             :   GMPErr Encode(GMPUniquePtr<GMPVideoi420Frame> aInputFrame,
      45             :                 const nsTArray<uint8_t>& aCodecSpecificInfo,
      46             :                 const nsTArray<GMPVideoFrameType>& aFrameTypes) override;
      47             :   GMPErr SetChannelParameters(uint32_t aPacketLoss, uint32_t aRTT) override;
      48             :   GMPErr SetRates(uint32_t aNewBitRate, uint32_t aFrameRate) override;
      49             :   GMPErr SetPeriodicKeyFrames(bool aEnable) override;
      50           0 :   uint32_t GetPluginId() const override { return mPluginId; }
      51             : 
      52             :   // GMPSharedMemManager
      53           0 :   bool Alloc(size_t aSize, Shmem::SharedMemory::SharedMemoryType aType, Shmem* aMem) override
      54             :   {
      55             : #ifdef GMP_SAFE_SHMEM
      56           0 :     return AllocShmem(aSize, aType, aMem);
      57             : #else
      58             :     return AllocUnsafeShmem(aSize, aType, aMem);
      59             : #endif
      60             :   }
      61           0 :   void Dealloc(Shmem& aMem) override
      62             :   {
      63           0 :     DeallocShmem(aMem);
      64           0 :   }
      65             : 
      66             : private:
      67           0 :   virtual ~GMPVideoEncoderParent() {};
      68             : 
      69             :   // PGMPVideoEncoderParent
      70             :   void ActorDestroy(ActorDestroyReason aWhy) override;
      71             :   mozilla::ipc::IPCResult RecvEncoded(const GMPVideoEncodedFrameData& aEncodedFrame,
      72             :                                       InfallibleTArray<uint8_t>&& aCodecSpecificInfo) override;
      73             :   mozilla::ipc::IPCResult RecvError(const GMPErr& aError) override;
      74             :   mozilla::ipc::IPCResult RecvShutdown() override;
      75             :   mozilla::ipc::IPCResult RecvParentShmemForPool(Shmem&& aFrameBuffer) override;
      76             :   mozilla::ipc::IPCResult AnswerNeedShmem(const uint32_t& aEncodedBufferSize,
      77             :                                           Shmem* aMem) override;
      78             :   mozilla::ipc::IPCResult Recv__delete__() override;
      79             : 
      80             :   bool mIsOpen;
      81             :   bool mShuttingDown;
      82             :   bool mActorDestroyed;
      83             :   RefPtr<GMPContentParent> mPlugin;
      84             :   GMPVideoEncoderCallbackProxy* mCallback;
      85             :   GMPVideoHostImpl mVideoHost;
      86             :   const uint32_t mPluginId;
      87             : };
      88             : 
      89             : } // namespace gmp
      90             : } // namespace mozilla
      91             : 
      92             : #endif // GMPVideoEncoderParent_h_