media/webrtc/trunk/src/video_engine/vie_channel_group.h

   1 /*
   2  *  Copyright (c) 2012 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_ENGINE_VIE_CHANNEL_GROUP_H_
  12 #define WEBRTC_VIDEO_ENGINE_VIE_CHANNEL_GROUP_H_
  13
  14 #include <set>
  15
  16 #include "system_wrappers/interface/scoped_ptr.h"
  17
  18 namespace webrtc {
  19
  20 class BitrateController;
  21 struct OverUseDetectorOptions;
  22 class ProcessThread;
  23 class RemoteBitrateEstimator;
  24 class RemoteBitrateObserver;
  25 class ViEChannel;
  26 class ViEEncoder;
  27 class VieRemb;
  28
  29 // Channel group contains data common for several channels. All channels in the
  30 // group are assumed to send/receive data to the same end-point.
  31 class ChannelGroup {
  32  public:
  33   ChannelGroup(ProcessThread* process_thread,
  34                const OverUseDetectorOptions& options);
  35   ~ChannelGroup();
  36
  37   void AddChannel(int channel_id);
  38   void RemoveChannel(int channel_id, unsigned int ssrc);
  39   bool HasChannel(int channel_id);
  40   bool Empty();
  41
  42   bool SetChannelRembStatus(int channel_id,
  43                             bool sender,
  44                             bool receiver,
  45                             ViEChannel* channel,
  46                             ViEEncoder* encoder);
  47
  48   BitrateController* GetBitrateController();
  49   RemoteBitrateEstimator* GetRemoteBitrateEstimator();
  50
  51  private:
  52   typedef std::set<int> ChannelSet;
  53
  54   scoped_ptr<VieRemb> remb_;
  55   scoped_ptr<BitrateController> bitrate_controller_;
  56   scoped_ptr<RemoteBitrateEstimator> remote_bitrate_estimator_;
  57   ChannelSet channels_;
  58 };
  59
  60 }  // namespace webrtc
  61
  62 #endif  // WEBRTC_VIDEO_ENGINE_VIE_CHANNEL_GROUP_H_