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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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_MANAGER_H_ | 5 #ifndef MEDIA_AUDIO_AUDIO_MANAGER_H_ |
6 #define MEDIA_AUDIO_AUDIO_MANAGER_H_ | 6 #define MEDIA_AUDIO_AUDIO_MANAGER_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/callback_forward.h" | 11 #include "base/callback_forward.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/sequenced_task_runner_helpers.h" | 14 #include "base/sequenced_task_runner_helpers.h" |
15 #include "base/strings/string16.h" | 15 #include "base/strings/string16.h" |
16 #include "build/build_config.h" | 16 #include "build/build_config.h" |
17 #include "media/audio/audio_device_description.h" | 17 #include "media/audio/audio_device_description.h" |
| 18 #include "media/audio/audio_file_writer.h" |
18 #include "media/audio/audio_logging.h" | 19 #include "media/audio/audio_logging.h" |
19 #include "media/base/audio_parameters.h" | 20 #include "media/base/audio_parameters.h" |
20 | 21 |
21 namespace base { | 22 namespace base { |
22 class SingleThreadTaskRunner; | 23 class SingleThreadTaskRunner; |
23 } | 24 } |
24 | 25 |
25 namespace media { | 26 namespace media { |
26 | 27 |
27 class AudioInputStream; | 28 class AudioInputStream; |
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56 // main thread of the process, which in our case is sadly the browser UI | 57 // main thread of the process, which in our case is sadly the browser UI |
57 // thread. Failure to execute calls on the right thread leads to crashes and | 58 // thread. Failure to execute calls on the right thread leads to crashes and |
58 // odd behavior. See http://crbug.com/158170. | 59 // odd behavior. See http://crbug.com/158170. |
59 // | 60 // |
60 // The manager will use |worker_task_runner| for heavyweight tasks. | 61 // The manager will use |worker_task_runner| for heavyweight tasks. |
61 // The |worker_task_runner| may be the same as |task_runner|. This same | 62 // The |worker_task_runner| may be the same as |task_runner|. This same |
62 // task runner is returned by GetWorkerTaskRunner. | 63 // task runner is returned by GetWorkerTaskRunner. |
63 static ScopedAudioManagerPtr Create( | 64 static ScopedAudioManagerPtr Create( |
64 scoped_refptr<base::SingleThreadTaskRunner> task_runner, | 65 scoped_refptr<base::SingleThreadTaskRunner> task_runner, |
65 scoped_refptr<base::SingleThreadTaskRunner> worker_task_runner, | 66 scoped_refptr<base::SingleThreadTaskRunner> worker_task_runner, |
66 AudioLogFactory* audio_log_factory); | 67 AudioLogFactory* audio_log_factory, |
| 68 CreateAudioFileWriterCallback create_audio_file_writer_callback); |
67 | 69 |
68 // A convenience wrapper of AudioManager::Create for testing. | 70 // A convenience wrapper of AudioManager::Create for testing. |
69 // The given |task_runner| is shared for both audio io and heavyweight tasks. | 71 // The given |task_runner| is shared for both audio io and heavyweight tasks. |
70 static ScopedAudioManagerPtr CreateForTesting( | 72 static ScopedAudioManagerPtr CreateForTesting( |
71 scoped_refptr<base::SingleThreadTaskRunner> task_runner); | 73 scoped_refptr<base::SingleThreadTaskRunner> task_runner); |
72 | 74 |
73 // Starts monitoring AudioManager task runner for hangs. | 75 // Starts monitoring AudioManager task runner for hangs. |
74 // Runs the monitor on the given |task_runner|, which must be different from | 76 // Runs the monitor on the given |task_runner|, which must be different from |
75 // AudioManager::GetTaskRunner to be meaningful. | 77 // AudioManager::GetTaskRunner to be meaningful. |
76 // This must be called only after an AudioManager instance is created. | 78 // This must be called only after an AudioManager instance is created. |
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241 // an empty string. Must be called on the audio worker thread (see | 243 // an empty string. Must be called on the audio worker thread (see |
242 // GetTaskRunner()). | 244 // GetTaskRunner()). |
243 virtual std::string GetAssociatedOutputDeviceID( | 245 virtual std::string GetAssociatedOutputDeviceID( |
244 const std::string& input_device_id) = 0; | 246 const std::string& input_device_id) = 0; |
245 | 247 |
246 // Create a new AudioLog object for tracking the behavior for one or more | 248 // Create a new AudioLog object for tracking the behavior for one or more |
247 // instances of the given component. See AudioLogFactory for more details. | 249 // instances of the given component. See AudioLogFactory for more details. |
248 virtual std::unique_ptr<AudioLog> CreateAudioLog( | 250 virtual std::unique_ptr<AudioLog> CreateAudioLog( |
249 AudioLogFactory::AudioComponent component) = 0; | 251 AudioLogFactory::AudioComponent component) = 0; |
250 | 252 |
| 253 // Enable output debug recording. |
| 254 // TODO(grunell): Control input debug recording via these functions too. |
| 255 virtual void EnableOutputDebugRecording( |
| 256 const base::FilePath& base_file_name) = 0; |
| 257 |
| 258 // Disable output debug recording. |
| 259 virtual void DisableOutputDebugRecording() = 0; |
| 260 |
251 // Gets the name of the audio manager (e.g., Windows, Mac, PulseAudio). | 261 // Gets the name of the audio manager (e.g., Windows, Mac, PulseAudio). |
252 virtual const char* GetName() = 0; | 262 virtual const char* GetName() = 0; |
253 | 263 |
254 // Limits the number of streams that can be created for testing purposes. | 264 // Limits the number of streams that can be created for testing purposes. |
255 virtual void SetMaxStreamCountForTesting(int max_input, int max_output); | 265 virtual void SetMaxStreamCountForTesting(int max_input, int max_output); |
256 | 266 |
257 protected: | 267 protected: |
258 AudioManager(scoped_refptr<base::SingleThreadTaskRunner> task_runner, | 268 AudioManager(scoped_refptr<base::SingleThreadTaskRunner> task_runner, |
259 scoped_refptr<base::SingleThreadTaskRunner> worker_task_runner); | 269 scoped_refptr<base::SingleThreadTaskRunner> worker_task_runner); |
260 virtual ~AudioManager(); | 270 virtual ~AudioManager(); |
261 | 271 |
262 private: | 272 private: |
263 friend class base::DeleteHelper<AudioManager>; | 273 friend class base::DeleteHelper<AudioManager>; |
264 | 274 |
265 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; | 275 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
266 scoped_refptr<base::SingleThreadTaskRunner> worker_task_runner_; | 276 scoped_refptr<base::SingleThreadTaskRunner> worker_task_runner_; |
267 DISALLOW_COPY_AND_ASSIGN(AudioManager); | 277 DISALLOW_COPY_AND_ASSIGN(AudioManager); |
268 }; | 278 }; |
269 | 279 |
270 } // namespace media | 280 } // namespace media |
271 | 281 |
272 #endif // MEDIA_AUDIO_AUDIO_MANAGER_H_ | 282 #endif // MEDIA_AUDIO_AUDIO_MANAGER_H_ |
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