WebrtcMediaDataEncoderCodec.h

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/* 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 WebrtcMediaDataEncoderCodec_h__

#define WebrtcMediaDataEncoderCodec_h__

#include "MediaConduitInterface.h"

#include "MediaInfo.h"

#include "MediaResult.h"

#include "PlatformEncoderModule.h"

#include "WebrtcGmpVideoCodec.h"

#include "common_video/include/bitrate_adjuster.h"

#include "modules/video_coding/include/video_codec_interface.h"

namespace mozilla {

class MediaData;

class PEMFactory;

class SharedThreadPool;

class TaskQueue;

class WebrtcMediaDataEncoder : public RefCountedWebrtcVideoEncoder {

 public:

  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(WebrtcMediaDataEncoder, final);

  static bool CanCreate(const webrtc::VideoCodecType aCodecType);

  explicit WebrtcMediaDataEncoder(const webrtc::SdpVideoFormat& aFormat);

  int32_t InitEncode(const webrtc::VideoCodec* aCodecSettings,

                     const webrtc::VideoEncoder::Settings& aSettings) override;

  int32_t RegisterEncodeCompleteCallback(

      webrtc::EncodedImageCallback* aCallback) override;

  int32_t Shutdown() override;

  int32_t Encode(

      const webrtc::VideoFrame& aInputFrame,

      const std::vector<webrtc::VideoFrameType>* aFrameTypes) override;

  int32_t SetRates(

      const webrtc::VideoEncoder::RateControlParameters& aParameters) override;

  WebrtcVideoEncoder::EncoderInfo GetEncoderInfo() const override;

  MediaEventSource<uint64_t>* InitPluginEvent() override { return nullptr; }

  MediaEventSource<uint64_t>* ReleasePluginEvent() override { return nullptr; }

 private:

  virtual ~WebrtcMediaDataEncoder();

  bool SetupConfig(const webrtc::VideoCodec* aCodecSettings);

  already_AddRefed<MediaDataEncoder> CreateEncoder(

      const webrtc::VideoCodec* aCodecSettings);

  bool InitEncoder();

  const RefPtr<TaskQueue> mTaskQueue;

  const RefPtr<PEMFactory> mFactory;

  RefPtr<MediaDataEncoder> mEncoder;

  Mutex mCallbackMutex MOZ_UNANNOTATED;  // Protects mCallback and mError.

  webrtc::EncodedImageCallback* mCallback = nullptr;

  MediaResult mError = NS_OK;

  VideoInfo mInfo;

  webrtc::CodecParameterMap mFormatParams;

  webrtc::CodecSpecificInfo mCodecSpecific;

  webrtc::BitrateAdjuster mBitrateAdjuster;

  uint32_t mMaxFrameRate = {0};

  uint32_t mMinBitrateBps = {0};

  uint32_t mMaxBitrateBps = {0};

};

}  // namespace mozilla

#endif  // WebrtcMediaDataEncoderCodec_h__