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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_INPUT_IPC_H_ | 5 #ifndef MEDIA_AUDIO_AUDIO_INPUT_IPC_H_ |
6 #define MEDIA_AUDIO_AUDIO_INPUT_IPC_H_ | 6 #define MEDIA_AUDIO_AUDIO_INPUT_IPC_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include "base/memory/shared_memory.h" | 10 #include "base/memory/shared_memory.h" |
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28 // parameter changes back. The AudioInputDevice must read from this socket | 28 // parameter changes back. The AudioInputDevice must read from this socket |
29 // and process the shared memory whenever data is read from the socket. | 29 // and process the shared memory whenever data is read from the socket. |
30 virtual void OnStreamCreated(base::SharedMemoryHandle handle, | 30 virtual void OnStreamCreated(base::SharedMemoryHandle handle, |
31 base::SyncSocket::Handle socket_handle, | 31 base::SyncSocket::Handle socket_handle, |
32 int length, | 32 int length, |
33 int total_segments) = 0; | 33 int total_segments) = 0; |
34 | 34 |
35 // Called when state of an audio stream has changed. | 35 // Called when state of an audio stream has changed. |
36 virtual void OnError() = 0; | 36 virtual void OnError() = 0; |
37 | 37 |
| 38 // Called when an audio stream is muted or unmuted. |
| 39 virtual void OnMuted(bool is_muted) = 0; |
| 40 |
38 // Called when the AudioInputIPC object is going away and/or when the | 41 // Called when the AudioInputIPC object is going away and/or when the |
39 // IPC channel has been closed and no more IPC requests can be made. | 42 // IPC channel has been closed and no more IPC requests can be made. |
40 // Implementations should delete their owned AudioInputIPC instance | 43 // Implementations should delete their owned AudioInputIPC instance |
41 // immediately. | 44 // immediately. |
42 virtual void OnIPCClosed() = 0; | 45 virtual void OnIPCClosed() = 0; |
43 | 46 |
44 protected: | 47 protected: |
45 virtual ~AudioInputIPCDelegate(); | 48 virtual ~AudioInputIPCDelegate(); |
46 }; | 49 }; |
47 | 50 |
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71 virtual void SetVolume(double volume) = 0; | 74 virtual void SetVolume(double volume) = 0; |
72 | 75 |
73 // Closes the audio stream, which should shut down the corresponding | 76 // Closes the audio stream, which should shut down the corresponding |
74 // AudioInputController in the peer process. | 77 // AudioInputController in the peer process. |
75 virtual void CloseStream() = 0; | 78 virtual void CloseStream() = 0; |
76 }; | 79 }; |
77 | 80 |
78 } // namespace media | 81 } // namespace media |
79 | 82 |
80 #endif // MEDIA_AUDIO_AUDIO_INPUT_IPC_H_ | 83 #endif // MEDIA_AUDIO_AUDIO_INPUT_IPC_H_ |
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