media/audio/mac/audio_manager_mac.h

   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 MEDIA_AUDIO_MAC_AUDIO_MANAGER_MAC_H_
   6 #define MEDIA_AUDIO_MAC_AUDIO_MANAGER_MAC_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "media/audio/audio_manager_base.h"
  11
  12 namespace media {
  13
  14 // Mac OS X implementation of the AudioManager singleton. This class is internal
  15 // to the audio output and only internal users can call methods not exposed by
  16 // the AudioManager class.
  17 class MEDIA_EXPORT AudioManagerMac : public AudioManagerBase {
  18  public:
  19   AudioManagerMac();
  20
  21   // Implementation of AudioManager.
  22   virtual bool HasAudioOutputDevices() OVERRIDE;
  23   virtual bool HasAudioInputDevices() OVERRIDE;
  24   virtual void GetAudioInputDeviceNames(media::AudioDeviceNames* device_names)
  25       OVERRIDE;
  26   virtual void MuteAll() OVERRIDE;
  27   virtual void UnMuteAll() OVERRIDE;
  28
  29   // Implementation of AudioManagerBase.
  30   virtual AudioOutputStream* MakeLinearOutputStream(
  31       const AudioParameters& params) OVERRIDE;
  32   virtual AudioOutputStream* MakeLowLatencyOutputStream(
  33       const AudioParameters& params) OVERRIDE;
  34   virtual AudioInputStream* MakeLinearInputStream(
  35       const AudioParameters& params, const std::string& device_id) OVERRIDE;
  36   virtual AudioInputStream* MakeLowLatencyInputStream(
  37       const AudioParameters& params, const std::string& device_id) OVERRIDE;
  38
  39  protected:
  40   virtual ~AudioManagerMac();
  41
  42  private:
  43   DISALLOW_COPY_AND_ASSIGN(AudioManagerMac);
  44 };
  45
  46 }  // namespace media
  47
  48 #endif  // MEDIA_AUDIO_MAC_AUDIO_MANAGER_MAC_H_