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      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_RECEIVE_STREAM_H_
     12 #define WEBRTC_VIDEO_VIDEO_RECEIVE_STREAM_H_
     13 
     14 #include <vector>
     15 
     16 #include "webrtc/common_video/libyuv/include/webrtc_libyuv.h"
     17 #include "webrtc/modules/video_render/include/video_render_defines.h"
     18 #include "webrtc/system_wrappers/interface/clock.h"
     19 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
     20 #include "webrtc/video/encoded_frame_callback_adapter.h"
     21 #include "webrtc/video/receive_statistics_proxy.h"
     22 #include "webrtc/video/transport_adapter.h"
     23 #include "webrtc/video_engine/include/vie_render.h"
     24 #include "webrtc/video_receive_stream.h"
     25 
     26 namespace webrtc {
     27 
     28 class VideoEngine;
     29 class ViEBase;
     30 class ViECodec;
     31 class ViEExternalCodec;
     32 class ViEImageProcess;
     33 class ViENetwork;
     34 class ViERender;
     35 class ViERTP_RTCP;
     36 class VoiceEngine;
     37 
     38 namespace internal {
     39 
     40 class VideoReceiveStream : public webrtc::VideoReceiveStream,
     41                            public I420FrameCallback,
     42                            public VideoRenderCallback {
     43 
     44  public:
     45   VideoReceiveStream(webrtc::VideoEngine* video_engine,
     46                      const VideoReceiveStream::Config& config,
     47                      newapi::Transport* transport,
     48                      webrtc::VoiceEngine* voice_engine,
     49                      int base_channel);
     50   virtual ~VideoReceiveStream();
     51 
     52   virtual void Start() OVERRIDE;
     53   virtual void Stop() OVERRIDE;
     54   virtual Stats GetStats() const OVERRIDE;
     55 
     56   virtual void GetCurrentReceiveCodec(VideoCodec* receive_codec) OVERRIDE;
     57 
     58   // Overrides I420FrameCallback.
     59   virtual void FrameCallback(I420VideoFrame* video_frame) OVERRIDE;
     60 
     61   // Overrides VideoRenderCallback.
     62   virtual int32_t RenderFrame(const uint32_t stream_id,
     63                               I420VideoFrame& video_frame) OVERRIDE;
     64 
     65  public:
     66   virtual bool DeliverRtcp(const uint8_t* packet, size_t length);
     67   virtual bool DeliverRtp(const uint8_t* packet, size_t length);
     68 
     69  private:
     70   TransportAdapter transport_adapter_;
     71   EncodedFrameCallbackAdapter encoded_frame_proxy_;
     72   const VideoReceiveStream::Config config_;
     73   Clock* const clock_;
     74 
     75   ViEBase* video_engine_base_;
     76   ViECodec* codec_;
     77   ViEExternalCodec* external_codec_;
     78   ViENetwork* network_;
     79   ViERender* render_;
     80   ViERTP_RTCP* rtp_rtcp_;
     81   ViEImageProcess* image_process_;
     82 
     83   scoped_ptr<ReceiveStatisticsProxy> stats_proxy_;
     84 
     85   int channel_;
     86 };
     87 }  // namespace internal
     88 }  // namespace webrtc
     89 
     90 #endif  // WEBRTC_VIDEO_VIDEO_RECEIVE_STREAM_H_
     91