src/third_party/webrtc/video/video_send_stream.h

   1 /*
   2  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
   3  *
   4  *  Use of this source code is governed by a BSD-style license
   5  *  that can be found in the LICENSE file in the root of the source
   6  *  tree. An additional intellectual property rights grant can be found
   7  *  in the file PATENTS.  All contributing project authors may
   8  *  be found in the AUTHORS file in the root of the source tree.
   9  */
  10
  11 #ifndef WEBRTC_VIDEO_VIDEO_SEND_STREAM_H_
  12 #define WEBRTC_VIDEO_VIDEO_SEND_STREAM_H_
  13
  14 #include "webrtc/common_video/libyuv/include/webrtc_libyuv.h"
  15 #include "webrtc/video/encoded_frame_callback_adapter.h"
  16 #include "webrtc/video/send_statistics_proxy.h"
  17 #include "webrtc/video/transport_adapter.h"
  18 #include "webrtc/video_receive_stream.h"
  19 #include "webrtc/video_send_stream.h"
  20 #include "webrtc/system_wrappers/interface/critical_section_wrapper.h"
  21
  22 namespace webrtc {
  23
  24 class CpuOveruseObserver;
  25 class VideoEngine;
  26 class ViEBase;
  27 class ViECapture;
  28 class ViECodec;
  29 class ViEExternalCapture;
  30 class ViEExternalCodec;
  31 class ViEImageProcess;
  32 class ViENetwork;
  33 class ViERTP_RTCP;
  34
  35 namespace internal {
  36
  37 class VideoSendStream : public webrtc::VideoSendStream,
  38                         public VideoSendStreamInput,
  39                         public SendStatisticsProxy::StatsProvider {
  40  public:
  41   VideoSendStream(newapi::Transport* transport,
  42                   CpuOveruseObserver* overuse_observer,
  43                   webrtc::VideoEngine* video_engine,
  44                   const VideoSendStream::Config& config,
  45                   const std::vector<VideoStream> video_streams,
  46                   const void* encoder_settings,
  47                   int base_channel,
  48                   int start_bitrate);
  49
  50   virtual ~VideoSendStream();
  51
  52   virtual void Start() OVERRIDE;
  53   virtual void Stop() OVERRIDE;
  54
  55   virtual bool ReconfigureVideoEncoder(const std::vector<VideoStream>& streams,
  56                                        const void* encoder_settings) OVERRIDE;
  57
  58   virtual Stats GetStats() const OVERRIDE;
  59
  60   bool DeliverRtcp(const uint8_t* packet, size_t length);
  61
  62   // From VideoSendStreamInput.
  63   virtual void SwapFrame(I420VideoFrame* frame) OVERRIDE;
  64
  65   // From webrtc::VideoSendStream.
  66   virtual VideoSendStreamInput* Input() OVERRIDE;
  67
  68  protected:
  69   // From SendStatisticsProxy::StreamStatsProvider.
  70   virtual bool GetSendSideDelay(VideoSendStream::Stats* stats) OVERRIDE;
  71   virtual std::string GetCName() OVERRIDE;
  72
  73  private:
  74   TransportAdapter transport_adapter_;
  75   EncodedFrameCallbackAdapter encoded_frame_proxy_;
  76   const VideoSendStream::Config config_;
  77   const int start_bitrate_bps_;
  78
  79   ViEBase* video_engine_base_;
  80   ViECapture* capture_;
  81   ViECodec* codec_;
  82   ViEExternalCapture* external_capture_;
  83   ViEExternalCodec* external_codec_;
  84   ViENetwork* network_;
  85   ViERTP_RTCP* rtp_rtcp_;
  86   ViEImageProcess* image_process_;
  87
  88   int channel_;
  89   int capture_id_;
  90
  91   const scoped_ptr<SendStatisticsProxy> stats_proxy_;
  92 };
  93 }  // namespace internal
  94 }  // namespace webrtc
  95
  96 #endif  // WEBRTC_VIDEO_VIDEO_SEND_STREAM_H_