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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/macros.h" | 12 #include "base/macros.h" |
13 #include "base/memory/ref_counted.h" | 13 #include "base/memory/ref_counted.h" |
14 #include "media/audio/audio_manager_base.h" | 14 #include "media/audio/audio_manager_base.h" |
15 | 15 |
16 namespace media { | 16 namespace media { |
17 | 17 |
18 class MEDIA_EXPORT AudioManagerPulse : public AudioManagerBase { | 18 class MEDIA_EXPORT AudioManagerPulse : public AudioManagerBase { |
19 public: | 19 public: |
20 AudioManagerPulse( | 20 AudioManagerPulse(std::unique_ptr<AudioThread> audio_thread, |
21 scoped_refptr<base::SingleThreadTaskRunner> task_runner, | 21 AudioLogFactory* audio_log_factory, |
22 scoped_refptr<base::SingleThreadTaskRunner> worker_task_runner, | 22 pa_threaded_mainloop* pa_mainloop, |
23 AudioLogFactory* audio_log_factory); | 23 pa_context* pa_context); |
24 | 24 ~AudioManagerPulse() override; |
25 bool Init(); | |
26 | 25 |
27 // Implementation of AudioManager. | 26 // Implementation of AudioManager. |
28 bool HasAudioOutputDevices() override; | 27 bool HasAudioOutputDevices() override; |
29 bool HasAudioInputDevices() override; | 28 bool HasAudioInputDevices() override; |
30 void ShowAudioInputSettings() override; | 29 void ShowAudioInputSettings() override; |
31 void GetAudioInputDeviceNames(AudioDeviceNames* device_names) override; | 30 void GetAudioInputDeviceNames(AudioDeviceNames* device_names) override; |
32 void GetAudioOutputDeviceNames(AudioDeviceNames* device_names) override; | 31 void GetAudioOutputDeviceNames(AudioDeviceNames* device_names) override; |
33 AudioParameters GetInputStreamParameters( | 32 AudioParameters GetInputStreamParameters( |
34 const std::string& device_id) override; | 33 const std::string& device_id) override; |
35 const char* GetName() override; | 34 const char* GetName() override; |
36 | 35 |
37 // Implementation of AudioManagerBase. | 36 // Implementation of AudioManagerBase. |
38 AudioOutputStream* MakeLinearOutputStream( | 37 AudioOutputStream* MakeLinearOutputStream( |
39 const AudioParameters& params, | 38 const AudioParameters& params, |
40 const LogCallback& log_callback) override; | 39 const LogCallback& log_callback) override; |
41 AudioOutputStream* MakeLowLatencyOutputStream( | 40 AudioOutputStream* MakeLowLatencyOutputStream( |
42 const AudioParameters& params, | 41 const AudioParameters& params, |
43 const std::string& device_id, | 42 const std::string& device_id, |
44 const LogCallback& log_callback) override; | 43 const LogCallback& log_callback) override; |
45 AudioInputStream* MakeLinearInputStream( | 44 AudioInputStream* MakeLinearInputStream( |
46 const AudioParameters& params, | 45 const AudioParameters& params, |
47 const std::string& device_id, | 46 const std::string& device_id, |
48 const LogCallback& log_callback) override; | 47 const LogCallback& log_callback) override; |
49 AudioInputStream* MakeLowLatencyInputStream( | 48 AudioInputStream* MakeLowLatencyInputStream( |
50 const AudioParameters& params, | 49 const AudioParameters& params, |
51 const std::string& device_id, | 50 const std::string& device_id, |
52 const LogCallback& log_callback) override; | 51 const LogCallback& log_callback) override; |
53 | 52 |
54 protected: | 53 protected: |
55 ~AudioManagerPulse() override; | 54 void ShutdownOnAudioThread() override; |
56 | |
57 AudioParameters GetPreferredOutputStreamParameters( | 55 AudioParameters GetPreferredOutputStreamParameters( |
58 const std::string& output_device_id, | 56 const std::string& output_device_id, |
59 const AudioParameters& input_params) override; | 57 const AudioParameters& input_params) override; |
60 | 58 |
61 private: | 59 private: |
62 bool InitPulse(); | |
63 void DestroyPulse(); | |
64 | |
65 void GetAudioDeviceNames(bool input, media::AudioDeviceNames* device_names); | 60 void GetAudioDeviceNames(bool input, media::AudioDeviceNames* device_names); |
66 | 61 |
67 // Callback to get the devices' info like names, used by GetInputDevices(). | 62 // Callback to get the devices' info like names, used by GetInputDevices(). |
68 static void InputDevicesInfoCallback(pa_context* context, | 63 static void InputDevicesInfoCallback(pa_context* context, |
69 const pa_source_info* info, | 64 const pa_source_info* info, |
70 int error, void* user_data); | 65 int error, void* user_data); |
71 static void OutputDevicesInfoCallback(pa_context* context, | 66 static void OutputDevicesInfoCallback(pa_context* context, |
72 const pa_sink_info* info, | 67 const pa_sink_info* info, |
73 int error, void* user_data); | 68 int error, void* user_data); |
74 | 69 |
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94 AudioDeviceNames* devices_; | 89 AudioDeviceNames* devices_; |
95 int native_input_sample_rate_; | 90 int native_input_sample_rate_; |
96 int native_channel_count_; | 91 int native_channel_count_; |
97 | 92 |
98 DISALLOW_COPY_AND_ASSIGN(AudioManagerPulse); | 93 DISALLOW_COPY_AND_ASSIGN(AudioManagerPulse); |
99 }; | 94 }; |
100 | 95 |
101 } // namespace media | 96 } // namespace media |
102 | 97 |
103 #endif // MEDIA_AUDIO_PULSE_AUDIO_MANAGER_PULSE_H_ | 98 #endif // MEDIA_AUDIO_PULSE_AUDIO_MANAGER_PULSE_H_ |
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