Low-latency AudioInputStream implementation based on WASAPI for Windows.

media/audio/win/audio_manager_win.h

 // Copyright (c) 2010 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 MEDIA_AUDIO_AUDIO_MANAGER_WIN_H_
-#define MEDIA_AUDIO_AUDIO_MANAGER_WIN_H_
+#ifndef MEDIA_AUDIO_WIN_AUDIO_MANAGER_WIN_H_
+#define MEDIA_AUDIO_WIN_AUDIO_MANAGER_WIN_H_
 
 #include <windows.h>
 
 #include "base/basictypes.h"
 #include "media/audio/audio_manager_base.h"
 
 class PCMWaveInAudioInputStream;
 class PCMWaveOutAudioOutputStream;
 
 // Windows implementation of the AudioManager singleton. This class is internal
@@ skipping 14 matching lines @@
   virtual string16 GetAudioInputDeviceModel();
   virtual bool CanShowAudioInputSettings();
   virtual void ShowAudioInputSettings();
   virtual void GetAudioInputDeviceNames(media::AudioDeviceNames* device_names);
 
   // Windows-only methods to free a stream created in MakeAudioStream. These
   // are called internally by the audio stream when it has been closed.
   void ReleaseOutputStream(PCMWaveOutAudioOutputStream* stream);
 
   // Called internally by the audio stream when it has been closed.
-  void ReleaseInputStream(PCMWaveInAudioInputStream* stream);
+  void ReleaseInputStream(AudioInputStream* stream);
 
  private:
   virtual ~AudioManagerWin();
 
   // Number of currently open output streams.
   int num_output_streams_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioManagerWin);
 };
 
-#endif  // MEDIA_AUDIO_AUDIO_MANAGER_WIN_H_
+#endif  // MEDIA_AUDIO_WIN_AUDIO_MANAGER_WIN_H_