media_stream.h - mozsearch

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/*

 *  Copyright 2011 The WebRTC project authors. All Rights Reserved.

 *  Use of this source code is governed by a BSD-style license

 *  that can be found in the LICENSE file in the root of the source

 *  tree. An additional intellectual property rights grant can be found

 *  in the file PATENTS.  All contributing project authors may

 *  be found in the AUTHORS file in the root of the source tree.

*/

// This file contains the implementation of MediaStreamInterface interface.

#ifndef PC_MEDIA_STREAM_H_

#define PC_MEDIA_STREAM_H_

#include <string>

#include "api/media_stream_interface.h"

#include "api/notifier.h"

#include "api/scoped_refptr.h"

namespace webrtc {

class MediaStream : public Notifier<MediaStreamInterface> {

 public:

  static rtc::scoped_refptr<MediaStream> Create(const std::string& id);

  std::string id() const override { return id_; }

  bool AddTrack(rtc::scoped_refptr<AudioTrackInterface> track) override;

  bool AddTrack(rtc::scoped_refptr<VideoTrackInterface> track) override;

  bool RemoveTrack(rtc::scoped_refptr<AudioTrackInterface> track) override;

  bool RemoveTrack(rtc::scoped_refptr<VideoTrackInterface> track) override;

  rtc::scoped_refptr<AudioTrackInterface> FindAudioTrack(

      const std::string& track_id) override;

  rtc::scoped_refptr<VideoTrackInterface> FindVideoTrack(

      const std::string& track_id) override;

  AudioTrackVector GetAudioTracks() override { return audio_tracks_; }

  VideoTrackVector GetVideoTracks() override { return video_tracks_; }

 protected:

  explicit MediaStream(const std::string& id);

 private:

  template <typename TrackVector, typename Track>

  bool AddTrack(TrackVector* Tracks, rtc::scoped_refptr<Track> track);

  template <typename TrackVector>

  bool RemoveTrack(TrackVector* Tracks,

                   rtc::scoped_refptr<MediaStreamTrackInterface> track);

  const std::string id_;

  AudioTrackVector audio_tracks_;

  VideoTrackVector video_tracks_;

};

}  // namespace webrtc

#endif  // PC_MEDIA_STREAM_H_