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Side by Side Diff: media/audio/audio_output_controller.h

Issue 2900043002: Added initial set of logging for AudioOutputController. (Closed)
Patch Set: Bind -> BindOnce; DoLog now a lambda; removed extra blank lines. Created 3 years, 6 months ago
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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_OUTPUT_CONTROLLER_H_ 5 #ifndef MEDIA_AUDIO_AUDIO_OUTPUT_CONTROLLER_H_
6 #define MEDIA_AUDIO_AUDIO_OUTPUT_CONTROLLER_H_ 6 #define MEDIA_AUDIO_AUDIO_OUTPUT_CONTROLLER_H_
7 7
8 #include <stdint.h> 8 #include <stdint.h>
9 #include <memory> 9 #include <memory>
10 #include <set> 10 #include <set>
(...skipping 57 matching lines...) Expand 10 before | Expand all | Expand 10 after
68 NON_EXPORTED_BASE(public AudioManager::AudioDeviceListener) { 68 NON_EXPORTED_BASE(public AudioManager::AudioDeviceListener) {
69 public: 69 public:
70 // An event handler that receives events from the AudioOutputController. The 70 // An event handler that receives events from the AudioOutputController. The
71 // following methods are called on the audio manager thread. 71 // following methods are called on the audio manager thread.
72 class MEDIA_EXPORT EventHandler { 72 class MEDIA_EXPORT EventHandler {
73 public: 73 public:
74 virtual void OnControllerCreated() = 0; 74 virtual void OnControllerCreated() = 0;
75 virtual void OnControllerPlaying() = 0; 75 virtual void OnControllerPlaying() = 0;
76 virtual void OnControllerPaused() = 0; 76 virtual void OnControllerPaused() = 0;
77 virtual void OnControllerError() = 0; 77 virtual void OnControllerError() = 0;
78 virtual void OnLog(const std::string& message) = 0;
78 79
79 protected: 80 protected:
80 virtual ~EventHandler() {} 81 virtual ~EventHandler() {}
81 }; 82 };
82 83
83 // A synchronous reader interface used by AudioOutputController for 84 // A synchronous reader interface used by AudioOutputController for
84 // synchronous reading. 85 // synchronous reading.
85 // TODO(crogers): find a better name for this class and the Read() method 86 // TODO(crogers): find a better name for this class and the Read() method
86 // now that it can handle synchronized I/O. 87 // now that it can handle synchronized I/O.
87 class SyncReader { 88 class SyncReader {
(...skipping 180 matching lines...) Expand 10 before | Expand all | Expand 10 after
268 // be accessed while |error_lock_| is held. 269 // be accessed while |error_lock_| is held.
269 bool ignore_errors_during_stop_close_; 270 bool ignore_errors_during_stop_close_;
270 base::Lock error_lock_; 271 base::Lock error_lock_;
271 272
272 DISALLOW_COPY_AND_ASSIGN(AudioOutputController); 273 DISALLOW_COPY_AND_ASSIGN(AudioOutputController);
273 }; 274 };
274 275
275 } // namespace media 276 } // namespace media
276 277
277 #endif // MEDIA_AUDIO_AUDIO_OUTPUT_CONTROLLER_H_ 278 #endif // MEDIA_AUDIO_AUDIO_OUTPUT_CONTROLLER_H_
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