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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_ALSA_AUDIO_MANAGER_ALSA_H_ | 5 #ifndef MEDIA_AUDIO_ALSA_AUDIO_MANAGER_ALSA_H_ |
6 #define MEDIA_AUDIO_ALSA_AUDIO_MANAGER_ALSA_H_ | 6 #define MEDIA_AUDIO_ALSA_AUDIO_MANAGER_ALSA_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
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 "base/threading/thread.h" | 14 #include "base/threading/thread.h" |
15 #include "media/audio/audio_manager_base.h" | 15 #include "media/audio/audio_manager_base.h" |
16 | 16 |
17 namespace media { | 17 namespace media { |
18 | 18 |
19 class AlsaWrapper; | 19 class AlsaWrapper; |
20 | 20 |
21 class MEDIA_EXPORT AudioManagerAlsa : public AudioManagerBase { | 21 class MEDIA_EXPORT AudioManagerAlsa : public AudioManagerBase { |
22 public: | 22 public: |
23 AudioManagerAlsa( | 23 AudioManagerAlsa(std::unique_ptr<AudioThread> audio_thread, |
24 scoped_refptr<base::SingleThreadTaskRunner> task_runner, | 24 AudioLogFactory* audio_log_factory); |
25 scoped_refptr<base::SingleThreadTaskRunner> worker_task_runner, | 25 ~AudioManagerAlsa() override; |
26 AudioLogFactory* audio_log_factory); | |
27 | 26 |
28 static void ShowLinuxAudioInputSettings(); | 27 static void ShowLinuxAudioInputSettings(); |
29 | 28 |
30 // Implementation of AudioManager. | 29 // Implementation of AudioManager. |
31 bool HasAudioOutputDevices() override; | 30 bool HasAudioOutputDevices() override; |
32 bool HasAudioInputDevices() override; | 31 bool HasAudioInputDevices() override; |
33 void ShowAudioInputSettings() override; | 32 void ShowAudioInputSettings() override; |
34 void GetAudioInputDeviceNames(AudioDeviceNames* device_names) override; | 33 void GetAudioInputDeviceNames(AudioDeviceNames* device_names) override; |
35 void GetAudioOutputDeviceNames(AudioDeviceNames* device_names) override; | 34 void GetAudioOutputDeviceNames(AudioDeviceNames* device_names) override; |
36 AudioParameters GetInputStreamParameters( | 35 AudioParameters GetInputStreamParameters( |
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48 AudioInputStream* MakeLinearInputStream( | 47 AudioInputStream* MakeLinearInputStream( |
49 const AudioParameters& params, | 48 const AudioParameters& params, |
50 const std::string& device_id, | 49 const std::string& device_id, |
51 const LogCallback& log_callback) override; | 50 const LogCallback& log_callback) override; |
52 AudioInputStream* MakeLowLatencyInputStream( | 51 AudioInputStream* MakeLowLatencyInputStream( |
53 const AudioParameters& params, | 52 const AudioParameters& params, |
54 const std::string& device_id, | 53 const std::string& device_id, |
55 const LogCallback& log_callback) override; | 54 const LogCallback& log_callback) override; |
56 | 55 |
57 protected: | 56 protected: |
58 ~AudioManagerAlsa() override; | 57 void ShutdownOnAudioThread() override; |
59 | |
60 AudioParameters GetPreferredOutputStreamParameters( | 58 AudioParameters GetPreferredOutputStreamParameters( |
61 const std::string& output_device_id, | 59 const std::string& output_device_id, |
62 const AudioParameters& input_params) override; | 60 const AudioParameters& input_params) override; |
63 | 61 |
64 private: | 62 private: |
65 enum StreamType { | 63 enum StreamType { |
66 kStreamPlayback = 0, | 64 kStreamPlayback = 0, |
67 kStreamCapture, | 65 kStreamCapture, |
68 }; | 66 }; |
69 | 67 |
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94 const std::string& device_id); | 92 const std::string& device_id); |
95 | 93 |
96 std::unique_ptr<AlsaWrapper> wrapper_; | 94 std::unique_ptr<AlsaWrapper> wrapper_; |
97 | 95 |
98 DISALLOW_COPY_AND_ASSIGN(AudioManagerAlsa); | 96 DISALLOW_COPY_AND_ASSIGN(AudioManagerAlsa); |
99 }; | 97 }; |
100 | 98 |
101 } // namespace media | 99 } // namespace media |
102 | 100 |
103 #endif // MEDIA_AUDIO_ALSA_AUDIO_MANAGER_ALSA_H_ | 101 #endif // MEDIA_AUDIO_ALSA_AUDIO_MANAGER_ALSA_H_ |
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