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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 // AudioRendererHost serves audio related requests from AudioRenderer which | 5 // AudioRendererHost serves audio related requests from AudioRenderer which |
6 // lives inside the render process and provide access to audio hardware. | 6 // lives inside the render process and provide access to audio hardware. |
7 // | 7 // |
8 // This class is owned by BrowserRenderProcessHost, and instantiated on UI | 8 // This class is owned by BrowserRenderProcessHost, and instantiated on UI |
9 // thread, but all other operations and method calls happen on IO thread, so we | 9 // thread, but all other operations and method calls happen on IO thread, so we |
10 // need to be extra careful about the lifetime of this object. AudioManager is a | 10 // need to be extra careful about the lifetime of this object. AudioManager is a |
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75 MediaStreamManager* media_stream_manager); | 75 MediaStreamManager* media_stream_manager); |
76 | 76 |
77 // Calls |callback| with the list of AudioOutputControllers for this object. | 77 // Calls |callback| with the list of AudioOutputControllers for this object. |
78 void GetOutputControllers( | 78 void GetOutputControllers( |
79 int render_view_id, | 79 int render_view_id, |
80 const RenderViewHost::GetAudioOutputControllersCallback& callback) const; | 80 const RenderViewHost::GetAudioOutputControllersCallback& callback) const; |
81 | 81 |
82 // BrowserMessageFilter implementation. | 82 // BrowserMessageFilter implementation. |
83 virtual void OnChannelClosing() OVERRIDE; | 83 virtual void OnChannelClosing() OVERRIDE; |
84 virtual void OnDestruct() const OVERRIDE; | 84 virtual void OnDestruct() const OVERRIDE; |
85 virtual bool OnMessageReceived(const IPC::Message& message, | 85 virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; |
86 bool* message_was_ok) OVERRIDE; | |
87 | 86 |
88 private: | 87 private: |
89 friend class AudioRendererHostTest; | 88 friend class AudioRendererHostTest; |
90 friend class BrowserThread; | 89 friend class BrowserThread; |
91 friend class base::DeleteHelper<AudioRendererHost>; | 90 friend class base::DeleteHelper<AudioRendererHost>; |
92 friend class MockAudioRendererHost; | 91 friend class MockAudioRendererHost; |
93 friend class TestAudioRendererHost; | 92 friend class TestAudioRendererHost; |
94 FRIEND_TEST_ALL_PREFIXES(AudioRendererHostTest, CreateMockStream); | 93 FRIEND_TEST_ALL_PREFIXES(AudioRendererHostTest, CreateMockStream); |
95 FRIEND_TEST_ALL_PREFIXES(AudioRendererHostTest, MockStreamDataConversation); | 94 FRIEND_TEST_ALL_PREFIXES(AudioRendererHostTest, MockStreamDataConversation); |
96 | 95 |
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165 | 164 |
166 // A map of stream IDs to audio sources. | 165 // A map of stream IDs to audio sources. |
167 AudioEntryMap audio_entries_; | 166 AudioEntryMap audio_entries_; |
168 | 167 |
169 DISALLOW_COPY_AND_ASSIGN(AudioRendererHost); | 168 DISALLOW_COPY_AND_ASSIGN(AudioRendererHost); |
170 }; | 169 }; |
171 | 170 |
172 } // namespace content | 171 } // namespace content |
173 | 172 |
174 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_RENDERER_HOST_H_ | 173 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_RENDERER_HOST_H_ |
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