1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef REMOTING_HOST_IPC_AUDIO_CAPTURER_H_ 6 #define REMOTING_HOST_IPC_AUDIO_CAPTURER_H_ 7 8 #include "base/basictypes.h" 9 #include "base/memory/ref_counted.h" 10 #include "base/memory/scoped_ptr.h" 11 #include "base/memory/weak_ptr.h" 12 #include "remoting/host/audio_capturer.h" 13 14 namespace remoting { 15 16 class AudioPacket; 17 class DesktopSessionProxy; 18 19 class IpcAudioCapturer : public AudioCapturer { 20 public: 21 explicit IpcAudioCapturer( 22 scoped_refptr<DesktopSessionProxy> desktop_session_proxy); 23 virtual ~IpcAudioCapturer(); 24 25 // AudioCapturer interface. 26 virtual bool Start(const PacketCapturedCallback& callback) OVERRIDE; 27 virtual void Stop() OVERRIDE; 28 virtual bool IsStarted() OVERRIDE; 29 30 // Called by DesktopSessionProxy when an audio packet is received. 31 void OnAudioPacket(scoped_ptr<AudioPacket> packet); 32 33 private: 34 // Invoked when an audio packet was received. 35 PacketCapturedCallback callback_; 36 37 // Wraps the IPC channel to the desktop session agent. 38 scoped_refptr<DesktopSessionProxy> desktop_session_proxy_; 39 40 // Used to cancel tasks pending on the capturer when it is stopped. 41 base::WeakPtrFactory<IpcAudioCapturer> weak_factory_; 42 43 DISALLOW_COPY_AND_ASSIGN(IpcAudioCapturer); 44 }; 45 46 } // namespace remoting 47 48 #endif // REMOTING_HOST_IPC_AUDIO_CAPTURER_H_ 49
