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       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 GMPVideoEncoderProxy_h_
       7             : #define GMPVideoEncoderProxy_h_
       8             : 
       9             : #include "nsTArray.h"
      10             : #include "gmp-video-encode.h"
      11             : #include "gmp-video-frame-i420.h"
      12             : #include "gmp-video-frame-encoded.h"
      13             : 
      14             : #include "GMPCallbackBase.h"
      15             : #include "GMPUtils.h"
      16             : 
      17           0 : class GMPVideoEncoderCallbackProxy : public GMPCallbackBase {
      18             : public:
      19           0 :   virtual ~GMPVideoEncoderCallbackProxy() {}
      20             :   virtual void Encoded(GMPVideoEncodedFrame* aEncodedFrame,
      21             :                        const nsTArray<uint8_t>& aCodecSpecificInfo) = 0;
      22             :   virtual void Error(GMPErr aError) = 0;
      23             : };
      24             : 
      25             : // A proxy to GMPVideoEncoder in the child process.
      26             : // GMPVideoEncoderParent exposes this to users the GMP.
      27             : // This enables Gecko to pass nsTArrays to the child GMP and avoid
      28             : // an extra copy when doing so.
      29             : 
      30             : // The consumer must call Close() when done with the codec, or when
      31             : // Terminated() is called by the GMP plugin indicating an abnormal shutdown
      32             : // of the underlying plugin.  After calling Close(), the consumer must
      33             : // not access this again.
      34             : 
      35             : // This interface is not thread-safe and must only be used from GMPThread.
      36           0 : class GMPVideoEncoderProxy {
      37             : public:
      38             :   virtual GMPErr InitEncode(const GMPVideoCodec& aCodecSettings,
      39             :                             const nsTArray<uint8_t>& aCodecSpecific,
      40             :                             GMPVideoEncoderCallbackProxy* aCallback,
      41             :                             int32_t aNumberOfCores,
      42             :                             uint32_t aMaxPayloadSize) = 0;
      43             :   virtual GMPErr Encode(mozilla::GMPUniquePtr<GMPVideoi420Frame> aInputFrame,
      44             :                         const nsTArray<uint8_t>& aCodecSpecificInfo,
      45             :                         const nsTArray<GMPVideoFrameType>& aFrameTypes) = 0;
      46             :   virtual GMPErr SetChannelParameters(uint32_t aPacketLoss, uint32_t aRTT) = 0;
      47             :   virtual GMPErr SetRates(uint32_t aNewBitRate, uint32_t aFrameRate) = 0;
      48             :   virtual GMPErr SetPeriodicKeyFrames(bool aEnable) = 0;
      49             :   virtual uint32_t GetPluginId() const = 0;
      50             : 
      51             :   // Call to tell GMP/plugin the consumer will no longer use this
      52             :   // interface/codec.
      53             :   virtual void Close() = 0;
      54             : };
      55             : 
      56             : #endif // GMPVideoEncoderProxy_h_