audio_manager_openbsd.h revision 2a99a7e74a7f215066514fe81d2bfa6639d9eddd
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_OPENBSD_AUDIO_MANAGER_OPENBSD_H_ 6#define MEDIA_AUDIO_OPENBSD_AUDIO_MANAGER_OPENBSD_H_ 7 8#include <set> 9 10#include "base/compiler_specific.h" 11#include "media/audio/audio_manager_base.h" 12 13namespace media { 14 15class MEDIA_EXPORT AudioManagerOpenBSD : public AudioManagerBase { 16 public: 17 AudioManagerOpenBSD(); 18 19 // Implementation of AudioManager. 20 virtual bool HasAudioOutputDevices() OVERRIDE; 21 virtual bool HasAudioInputDevices() OVERRIDE; 22 virtual AudioParameters GetInputStreamParameters( 23 const std::string& device_id) OVERRIDE; 24 25 // Implementation of AudioManagerBase. 26 virtual AudioOutputStream* MakeLinearOutputStream( 27 const AudioParameters& params) OVERRIDE; 28 virtual AudioOutputStream* MakeLowLatencyOutputStream( 29 const AudioParameters& params) OVERRIDE; 30 virtual AudioInputStream* MakeLinearInputStream( 31 const AudioParameters& params, const std::string& device_id) OVERRIDE; 32 virtual AudioInputStream* MakeLowLatencyInputStream( 33 const AudioParameters& params, const std::string& device_id) OVERRIDE; 34 35 protected: 36 virtual ~AudioManagerOpenBSD(); 37 38 virtual AudioParameters GetPreferredOutputStreamParameters( 39 const AudioParameters& input_params) OVERRIDE; 40 41 private: 42 // Called by MakeLinearOutputStream and MakeLowLatencyOutputStream. 43 AudioOutputStream* MakeOutputStream(const AudioParameters& params); 44 45 // Flag to indicate whether the pulse library has been initialized or not. 46 bool pulse_library_is_initialized_; 47 48 DISALLOW_COPY_AND_ASSIGN(AudioManagerOpenBSD); 49}; 50 51} // namespace media 52 53#endif // MEDIA_AUDIO_OPENBSD_AUDIO_MANAGER_OPENBSD_H_ 54