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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 // AudioInputDeviceManagerEventHandler is used to signal events from | 5 // AudioInputDeviceManagerEventHandler is used to signal events from |
6 // AudioInoutDeviceManager when it's time to start and stop devices. | 6 // AudioInoutDeviceManager when it's time to start and stop devices. |
7 | 7 |
8 #ifndef CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_INPUT_DEVICE_MANAGER_EVENT_HAN
DLER_H_ | 8 #ifndef CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_INPUT_DEVICE_MANAGER_EVENT_HAN
DLER_H_ |
9 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_INPUT_DEVICE_MANAGER_EVENT_HAN
DLER_H_ | 9 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_INPUT_DEVICE_MANAGER_EVENT_HAN
DLER_H_ |
10 | 10 |
11 #include "content/common/content_export.h" | 11 #include "content/common/content_export.h" |
12 | 12 |
13 namespace media_stream { | 13 namespace media_stream { |
14 | 14 |
15 class CONTENT_EXPORT AudioInputDeviceManagerEventHandler { | 15 class CONTENT_EXPORT AudioInputDeviceManagerEventHandler { |
16 public: | 16 public: |
17 // Called by AudioInputDeviceManager to create an audio stream using the | 17 // Called by AudioInputDeviceManager to create an audio stream using the |
18 // device index when the device has been started. | 18 // device index when the device has been started. |
19 virtual void OnDeviceStarted(int session_id, | 19 virtual void OnDeviceStarted(int session_id, |
20 const std::string& device_id) = 0; | 20 const std::string& device_id) = 0; |
21 | 21 |
22 // Called by AudioInputDeviceManager to stop the audio stream when a device | 22 // Called by AudioInputDeviceManager to stop the audio stream when a device |
23 // has been stopped. This method is used only when users call Close() without | 23 // has been stopped. This method is used only when users call Close() without |
24 // calling Stop() on a started device. | 24 // calling Stop() on a started device. |
25 virtual void OnDeviceStopped(int session_id) = 0; | 25 virtual void OnDeviceStopped(int session_id) = 0; |
26 | 26 |
| 27 protected: |
27 virtual ~AudioInputDeviceManagerEventHandler() {} | 28 virtual ~AudioInputDeviceManagerEventHandler() {} |
28 }; | 29 }; |
29 | 30 |
30 } // namespace media_stream | 31 } // namespace media_stream |
31 | 32 |
32 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_INPUT_DEVICE_MANAGER_EVENT_
HANDLER_H_ | 33 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_INPUT_DEVICE_MANAGER_EVENT_
HANDLER_H_ |
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