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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 CONTENT_BROWSER_MEDIA_MEDIA_INTERNALS_H_ | 5 #ifndef CONTENT_BROWSER_MEDIA_MEDIA_INTERNALS_H_ | 
| 6 #define CONTENT_BROWSER_MEDIA_MEDIA_INTERNALS_H_ | 6 #define CONTENT_BROWSER_MEDIA_MEDIA_INTERNALS_H_ | 
| 7 | 7 | 
| 8 #include <string> | 8 #include <string> | 
| 9 #include <vector> | 9 #include <vector> | 
| 10 | 10 | 
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| 41 | 41 | 
| 42   // Add/remove update callbacks (see above).  Must be called on the IO thread. | 42   // Add/remove update callbacks (see above).  Must be called on the IO thread. | 
| 43   void AddUpdateCallback(const UpdateCallback& callback); | 43   void AddUpdateCallback(const UpdateCallback& callback); | 
| 44   void RemoveUpdateCallback(const UpdateCallback& callback); | 44   void RemoveUpdateCallback(const UpdateCallback& callback); | 
| 45 | 45 | 
| 46   // Sends all cached data to each registered UpdateCallback. | 46   // Sends all cached data to each registered UpdateCallback. | 
| 47   void SendEverything(); | 47   void SendEverything(); | 
| 48 | 48 | 
| 49   // AudioLogFactory implementation.  Safe to call from any thread. | 49   // AudioLogFactory implementation.  Safe to call from any thread. | 
| 50   virtual scoped_ptr<media::AudioLog> CreateAudioLog( | 50   virtual scoped_ptr<media::AudioLog> CreateAudioLog( | 
| 51       AudioComponent component) OVERRIDE; | 51       AudioComponent component) override; | 
| 52 | 52 | 
| 53  private: | 53  private: | 
| 54   friend class AudioLogImpl; | 54   friend class AudioLogImpl; | 
| 55   friend class MediaInternalsTest; | 55   friend class MediaInternalsTest; | 
| 56   friend struct base::DefaultLazyInstanceTraits<MediaInternals>; | 56   friend struct base::DefaultLazyInstanceTraits<MediaInternals>; | 
| 57 | 57 | 
| 58   MediaInternals(); | 58   MediaInternals(); | 
| 59 | 59 | 
| 60   // Sends |update| to each registered UpdateCallback.  Safe to call from any | 60   // Sends |update| to each registered UpdateCallback.  Safe to call from any | 
| 61   // thread, but will forward to the IO thread. | 61   // thread, but will forward to the IO thread. | 
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| 78   base::Lock lock_; | 78   base::Lock lock_; | 
| 79   base::DictionaryValue cached_data_; | 79   base::DictionaryValue cached_data_; | 
| 80   int owner_ids_[AUDIO_COMPONENT_MAX]; | 80   int owner_ids_[AUDIO_COMPONENT_MAX]; | 
| 81 | 81 | 
| 82   DISALLOW_COPY_AND_ASSIGN(MediaInternals); | 82   DISALLOW_COPY_AND_ASSIGN(MediaInternals); | 
| 83 }; | 83 }; | 
| 84 | 84 | 
| 85 } // namespace content | 85 } // namespace content | 
| 86 | 86 | 
| 87 #endif  // CONTENT_BROWSER_MEDIA_MEDIA_INTERNALS_H_ | 87 #endif  // CONTENT_BROWSER_MEDIA_MEDIA_INTERNALS_H_ | 
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