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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 1 // Copyright 2017 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_AUDIO_SYSTEM_IMPL_H_ | 5 #ifndef MEDIA_AUDIO_AUDIO_SYSTEM_IMPL_H_ |
6 #define MEDIA_AUDIO_AUDIO_SYSTEM_IMPL_H_ | 6 #define MEDIA_AUDIO_AUDIO_SYSTEM_IMPL_H_ |
7 | 7 |
8 #include "media/audio/audio_system.h" | 8 #include "media/audio/audio_system.h" |
9 | 9 |
10 namespace base { | 10 namespace base { |
11 class SingleThreadTaskRunner; | 11 class SingleThreadTaskRunner; |
12 } | 12 } |
13 | 13 |
14 namespace media { | 14 namespace media { |
15 class AudioManager; | 15 class AudioManager; |
16 | 16 |
17 class MEDIA_EXPORT AudioSystemImpl : public AudioSystem { | 17 class MEDIA_EXPORT AudioSystemImpl : public AudioSystem { |
18 public: | 18 public: |
19 static std::unique_ptr<AudioSystem> Create(AudioManager* audio_manager); | 19 static std::unique_ptr<AudioSystem> Create(AudioManager* audio_manager); |
20 | 20 |
21 ~AudioSystemImpl() override; | 21 ~AudioSystemImpl() override; |
22 | 22 |
23 // AudioSystem implementation. | 23 // AudioSystem implementation. |
24 void GetInputStreamParameters( | 24 void GetInputStreamParameters( |
25 const std::string& device_id, | 25 const std::string& device_id, |
26 OnAudioParamsCallback on_params_cb) const override; | 26 OnAudioParamsCallback on_params_cb) const override; |
| 27 |
| 28 void GetOutputStreamParameters( |
| 29 const std::string& device_id, |
| 30 OnAudioParamsCallback on_params_cb) const override; |
| 31 |
27 void HasInputDevices(OnBoolCallback on_has_devices_cb) const override; | 32 void HasInputDevices(OnBoolCallback on_has_devices_cb) const override; |
| 33 |
28 AudioManager* GetAudioManager() const override; | 34 AudioManager* GetAudioManager() const override; |
29 | 35 |
30 protected: | 36 protected: |
31 AudioSystemImpl(AudioManager* audio_manager); | 37 AudioSystemImpl(AudioManager* audio_manager); |
32 | 38 |
33 private: | 39 private: |
34 base::SingleThreadTaskRunner* GetTaskRunner() const; | 40 base::SingleThreadTaskRunner* GetTaskRunner() const; |
35 | 41 |
36 AudioManager* const audio_manager_; | 42 AudioManager* const audio_manager_; |
37 | 43 |
38 DISALLOW_COPY_AND_ASSIGN(AudioSystemImpl); | 44 DISALLOW_COPY_AND_ASSIGN(AudioSystemImpl); |
39 }; | 45 }; |
40 | 46 |
41 } // namespace media | 47 } // namespace media |
42 | 48 |
43 #endif // MEDIA_AUDIO_AUDIO_SYSTEM_IMPL_H_ | 49 #endif // MEDIA_AUDIO_AUDIO_SYSTEM_IMPL_H_ |
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