Implement audio constraints for PeerConneciton API

content/renderer/media/media_stream_dependency_factory.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_RENDERER_MEDIA_MEDIA_STREAM_DEPENDENCY_FACTORY_H_
 #define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_DEPENDENCY_FACTORY_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 106 matching lines @@
       int sdp_mline_index,
       const std::string& sdp);
 
   WebRtcAudioDeviceImpl* GetWebRtcAudioDevice();
 
  protected:
   // Asks the PeerConnection factory to create a Local MediaStream object.
   virtual scoped_refptr<webrtc::LocalMediaStreamInterface>
       CreateLocalMediaStream(const std::string& label);
 
+  // Asks the PeerConnection factory to create a Local Audio Source.
+  virtual scoped_refptr<webrtc::AudioSourceInterface>
+      CreateLocalAudioSource(
+          const webrtc::MediaConstraintsInterface* constraints);
+
   // Asks the PeerConnection factory to create a Local Video Source.
   virtual scoped_refptr<webrtc::VideoSourceInterface>
-      CreateVideoSource(int video_session_id,
-                        bool is_screen_cast,
-                        const webrtc::MediaConstraintsInterface* constraints);
+      CreateLocalVideoSource(
+          int video_session_id,
+          bool is_screen_cast,
+          const webrtc::MediaConstraintsInterface* constraints);
 
   // Initializes the source using audio parameters for the selected
   // capture device and specifies which capture device to use as capture
   // source.
   virtual bool InitializeAudioSource(const StreamDeviceInfo& device_info);
 
   // Creates a media::AudioCapturerSource with an implementation that is
   // specific for a WebAudio source. The created WebAudioCapturerSource
   // instance will function as audio source instead of the default
   // WebRtcAudioCapturer.
   virtual bool CreateWebAudioSource(WebKit::WebMediaStreamSource* source);
 
+  // Asks the PeerConnection factory to create a Local AudioTrack object.
+  virtual scoped_refptr<webrtc::LocalAudioTrackInterface>
+      CreateLocalAudioTrack(const std::string& label,
+                            webrtc::AudioSourceInterface* source);
+
   // Asks the PeerConnection factory to create a Local VideoTrack object.
   virtual scoped_refptr<webrtc::VideoTrackInterface>
       CreateLocalVideoTrack(const std::string& label,
                             webrtc::VideoSourceInterface* source);
 
-  // Asks the PeerConnection factory to create a Local AudioTrack object.
-  virtual scoped_refptr<webrtc::LocalAudioTrackInterface>
-      CreateLocalAudioTrack(const std::string& label,
-                            webrtc::AudioDeviceModule* audio_device);
-
   virtual bool EnsurePeerConnectionFactory();
   virtual bool PeerConnectionFactoryCreated();
 
  private:
   // Creates and deletes |pc_factory_|, which in turn is used for
   // creating PeerConnection objects.
   bool CreatePeerConnectionFactory();
 
   void InitializeWorkerThread(talk_base::Thread** thread,
                               base::WaitableEvent* event);
@@ skipping 18 matching lines @@
   talk_base::Thread* signaling_thread_;
   talk_base::Thread* worker_thread_;
   base::Thread chrome_worker_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaStreamDependencyFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_DEPENDENCY_FACTORY_H_