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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef MEDIA_AUDIO_PULSE_AUDIO_MANAGER_PULSE_H_ | 5 #ifndef MEDIA_AUDIO_PULSE_AUDIO_MANAGER_PULSE_H_ |
6 #define MEDIA_AUDIO_PULSE_AUDIO_MANAGER_PULSE_H_ | 6 #define MEDIA_AUDIO_PULSE_AUDIO_MANAGER_PULSE_H_ |
7 | 7 |
8 #include <pulse/pulseaudio.h> | 8 #include <pulse/pulseaudio.h> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/compiler_specific.h" | 11 #include "base/compiler_specific.h" |
12 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
13 #include "media/audio/audio_manager_base.h" | 13 #include "media/audio/audio_manager_base.h" |
14 | 14 |
15 namespace media { | 15 namespace media { |
16 | 16 |
17 class MEDIA_EXPORT AudioManagerPulse : public AudioManagerBase { | 17 class MEDIA_EXPORT AudioManagerPulse : public AudioManagerBase { |
18 public: | 18 public: |
19 AudioManagerPulse(AudioLogFactory* audio_log_factory); | 19 AudioManagerPulse(AudioLogFactory* audio_log_factory); |
20 virtual ~AudioManagerPulse(); | 20 virtual ~AudioManagerPulse(); |
21 | 21 |
22 static AudioManager* Create(AudioLogFactory* audio_log_factory); | 22 static AudioManager* Create(AudioLogFactory* audio_log_factory); |
23 | 23 |
24 // Implementation of AudioManager. | 24 // Implementation of AudioManager. |
25 virtual bool HasAudioOutputDevices() OVERRIDE; | 25 virtual bool HasAudioOutputDevices() override; |
26 virtual bool HasAudioInputDevices() OVERRIDE; | 26 virtual bool HasAudioInputDevices() override; |
27 virtual void ShowAudioInputSettings() OVERRIDE; | 27 virtual void ShowAudioInputSettings() override; |
28 virtual void GetAudioInputDeviceNames( | 28 virtual void GetAudioInputDeviceNames( |
29 AudioDeviceNames* device_names) OVERRIDE; | 29 AudioDeviceNames* device_names) override; |
30 virtual void GetAudioOutputDeviceNames( | 30 virtual void GetAudioOutputDeviceNames( |
31 AudioDeviceNames* device_names) OVERRIDE; | 31 AudioDeviceNames* device_names) override; |
32 virtual AudioParameters GetInputStreamParameters( | 32 virtual AudioParameters GetInputStreamParameters( |
33 const std::string& device_id) OVERRIDE; | 33 const std::string& device_id) override; |
34 | 34 |
35 // Implementation of AudioManagerBase. | 35 // Implementation of AudioManagerBase. |
36 virtual AudioOutputStream* MakeLinearOutputStream( | 36 virtual AudioOutputStream* MakeLinearOutputStream( |
37 const AudioParameters& params) OVERRIDE; | 37 const AudioParameters& params) override; |
38 virtual AudioOutputStream* MakeLowLatencyOutputStream( | 38 virtual AudioOutputStream* MakeLowLatencyOutputStream( |
39 const AudioParameters& params, | 39 const AudioParameters& params, |
40 const std::string& device_id) OVERRIDE; | 40 const std::string& device_id) override; |
41 virtual AudioInputStream* MakeLinearInputStream( | 41 virtual AudioInputStream* MakeLinearInputStream( |
42 const AudioParameters& params, const std::string& device_id) OVERRIDE; | 42 const AudioParameters& params, const std::string& device_id) override; |
43 virtual AudioInputStream* MakeLowLatencyInputStream( | 43 virtual AudioInputStream* MakeLowLatencyInputStream( |
44 const AudioParameters& params, const std::string& device_id) OVERRIDE; | 44 const AudioParameters& params, const std::string& device_id) override; |
45 | 45 |
46 protected: | 46 protected: |
47 virtual AudioParameters GetPreferredOutputStreamParameters( | 47 virtual AudioParameters GetPreferredOutputStreamParameters( |
48 const std::string& output_device_id, | 48 const std::string& output_device_id, |
49 const AudioParameters& input_params) OVERRIDE; | 49 const AudioParameters& input_params) override; |
50 | 50 |
51 private: | 51 private: |
52 bool Init(); | 52 bool Init(); |
53 void DestroyPulse(); | 53 void DestroyPulse(); |
54 | 54 |
55 void GetAudioDeviceNames(bool input, media::AudioDeviceNames* device_names); | 55 void GetAudioDeviceNames(bool input, media::AudioDeviceNames* device_names); |
56 | 56 |
57 // Callback to get the devices' info like names, used by GetInputDevices(). | 57 // Callback to get the devices' info like names, used by GetInputDevices(). |
58 static void InputDevicesInfoCallback(pa_context* context, | 58 static void InputDevicesInfoCallback(pa_context* context, |
59 const pa_source_info* info, | 59 const pa_source_info* info, |
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83 pa_context* input_context_; | 83 pa_context* input_context_; |
84 AudioDeviceNames* devices_; | 84 AudioDeviceNames* devices_; |
85 int native_input_sample_rate_; | 85 int native_input_sample_rate_; |
86 | 86 |
87 DISALLOW_COPY_AND_ASSIGN(AudioManagerPulse); | 87 DISALLOW_COPY_AND_ASSIGN(AudioManagerPulse); |
88 }; | 88 }; |
89 | 89 |
90 } // namespace media | 90 } // namespace media |
91 | 91 |
92 #endif // MEDIA_AUDIO_PULSE_AUDIO_MANAGER_PULSE_H_ | 92 #endif // MEDIA_AUDIO_PULSE_AUDIO_MANAGER_PULSE_H_ |
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