1 files changed, 59 insertions, 0 deletions
diff --git a/third_party/libwebrtc/pc/media_stream.h b/third_party/libwebrtc/pc/media_stream.h
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+++ b/third_party/libwebrtc/pc/media_stream.h
@@ -0,0 +1,59 @@
+/*
+ *  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_