Move talk/app/webrtc to webrtc/api

webrtc/api/mediastream.h

Index: webrtc/api/mediastream.h
diff --git a/webrtc/api/mediastream.h b/webrtc/api/mediastream.h
new file mode 100644
index 0000000000000000000000000000000000000000..2a77f0ddc4be6f0b71083e07b18133b0ded2479e
--- /dev/null
+++ b/webrtc/api/mediastream.h
@@ -0,0 +1,58 @@
+/*
+ *  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 WEBRTC_API_MEDIASTREAM_H_
+#define WEBRTC_API_MEDIASTREAM_H_
+
+#include <string>
+#include <vector>
+
+#include "webrtc/api/mediastreaminterface.h"
+#include "webrtc/api/notifier.h"
+
+namespace webrtc {
+
+class MediaStream : public Notifier<MediaStreamInterface> {
+ public:
+  static rtc::scoped_refptr<MediaStream> Create(const std::string& label);
+
+  std::string label() const override { return label_; }
+
+  bool AddTrack(AudioTrackInterface* track) override;
+  bool AddTrack(VideoTrackInterface* track) override;
+  bool RemoveTrack(AudioTrackInterface* track) override;
+  bool RemoveTrack(VideoTrackInterface* track) override;
+  virtual rtc::scoped_refptr<AudioTrackInterface>
+      FindAudioTrack(const std::string& track_id);
+  virtual rtc::scoped_refptr<VideoTrackInterface>
+      FindVideoTrack(const std::string& track_id);
+
+  AudioTrackVector GetAudioTracks() override { return audio_tracks_; }
+  VideoTrackVector GetVideoTracks() override { return video_tracks_; }
+
+ protected:
+  explicit MediaStream(const std::string& label);
+
+ private:
+  template <typename TrackVector, typename Track>
+  bool AddTrack(TrackVector* Tracks, Track* track);
+  template <typename TrackVector>
+  bool RemoveTrack(TrackVector* Tracks, MediaStreamTrackInterface* track);
+
+  std::string label_;
+  AudioTrackVector audio_tracks_;
+  VideoTrackVector video_tracks_;
+};
+
+}  // namespace webrtc
+
+#endif  // WEBRTC_API_MEDIASTREAM_H_