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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_RENDERER_MEDIA_AUDIO_MESSAGE_FILTER_H_ | 5 #ifndef CONTENT_RENDERER_MEDIA_AUDIO_MESSAGE_FILTER_H_ |
6 #define CONTENT_RENDERER_MEDIA_AUDIO_MESSAGE_FILTER_H_ | 6 #define CONTENT_RENDERER_MEDIA_AUDIO_MESSAGE_FILTER_H_ |
7 | 7 |
8 #include "base/gtest_prod_util.h" | 8 #include "base/gtest_prod_util.h" |
9 #include "base/id_map.h" | 9 #include "base/id_map.h" |
10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
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62 FRIEND_TEST_ALL_PREFIXES(AudioMessageFilterTest, Delegates); | 62 FRIEND_TEST_ALL_PREFIXES(AudioMessageFilterTest, Delegates); |
63 | 63 |
64 // Implementation of media::AudioOutputIPC which augments IPC calls with | 64 // Implementation of media::AudioOutputIPC which augments IPC calls with |
65 // stream_id and the source render_view_id. | 65 // stream_id and the source render_view_id. |
66 class AudioOutputIPCImpl; | 66 class AudioOutputIPCImpl; |
67 | 67 |
68 // Sends an IPC message using |sender_|. | 68 // Sends an IPC message using |sender_|. |
69 void Send(IPC::Message* message); | 69 void Send(IPC::Message* message); |
70 | 70 |
71 // IPC::MessageFilter override. Called on |io_message_loop|. | 71 // IPC::MessageFilter override. Called on |io_message_loop|. |
72 virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; | 72 virtual bool OnMessageReceived(const IPC::Message& message) override; |
73 virtual void OnFilterAdded(IPC::Sender* sender) OVERRIDE; | 73 virtual void OnFilterAdded(IPC::Sender* sender) override; |
74 virtual void OnFilterRemoved() OVERRIDE; | 74 virtual void OnFilterRemoved() override; |
75 virtual void OnChannelClosing() OVERRIDE; | 75 virtual void OnChannelClosing() override; |
76 | 76 |
77 // Received when browser process has created an audio output stream. | 77 // Received when browser process has created an audio output stream. |
78 void OnStreamCreated(int stream_id, base::SharedMemoryHandle handle, | 78 void OnStreamCreated(int stream_id, base::SharedMemoryHandle handle, |
79 base::SyncSocket::TransitDescriptor socket_descriptor, | 79 base::SyncSocket::TransitDescriptor socket_descriptor, |
80 uint32 length); | 80 uint32 length); |
81 | 81 |
82 // Received when internal state of browser process' audio output device has | 82 // Received when internal state of browser process' audio output device has |
83 // changed. | 83 // changed. |
84 void OnStreamStateChanged(int stream_id, | 84 void OnStreamStateChanged(int stream_id, |
85 media::AudioOutputIPCDelegate::State state); | 85 media::AudioOutputIPCDelegate::State state); |
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105 | 105 |
106 // The singleton instance for this filter. | 106 // The singleton instance for this filter. |
107 static AudioMessageFilter* g_filter; | 107 static AudioMessageFilter* g_filter; |
108 | 108 |
109 DISALLOW_COPY_AND_ASSIGN(AudioMessageFilter); | 109 DISALLOW_COPY_AND_ASSIGN(AudioMessageFilter); |
110 }; | 110 }; |
111 | 111 |
112 } // namespace content | 112 } // namespace content |
113 | 113 |
114 #endif // CONTENT_RENDERER_MEDIA_AUDIO_MESSAGE_FILTER_H_ | 114 #endif // CONTENT_RENDERER_MEDIA_AUDIO_MESSAGE_FILTER_H_ |
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