| OLD | NEW |
| 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 // VideoCaptureManager is used to open/close, start/stop, enumerate available | 5 // VideoCaptureManager is used to open/close, start/stop, enumerate available |
| 6 // video capture devices, and manage VideoCaptureController's. | 6 // video capture devices, and manage VideoCaptureController's. |
| 7 // All functions are expected to be called from Browser::IO thread. | 7 // All functions are expected to be called from Browser::IO thread. |
| 8 // VideoCaptureManager will open OS dependent instances of VideoCaptureDevice. | 8 // VideoCaptureManager will open OS dependent instances of VideoCaptureDevice. |
| 9 // A device can only be opened once. | 9 // A device can only be opened once. |
| 10 | 10 |
| (...skipping 20 matching lines...) Expand all Loading... |
| 31 public: | 31 public: |
| 32 // Calling |Start| of this id will open the first device, even though open has | 32 // Calling |Start| of this id will open the first device, even though open has |
| 33 // not been called. This is used to be able to use video capture devices | 33 // not been called. This is used to be able to use video capture devices |
| 34 // before MediaStream is implemented in Chrome and WebKit. | 34 // before MediaStream is implemented in Chrome and WebKit. |
| 35 enum { kStartOpenSessionId = 1 }; | 35 enum { kStartOpenSessionId = 1 }; |
| 36 | 36 |
| 37 VideoCaptureManager(); | 37 VideoCaptureManager(); |
| 38 virtual ~VideoCaptureManager(); | 38 virtual ~VideoCaptureManager(); |
| 39 | 39 |
| 40 // Implements MediaStreamProvider. | 40 // Implements MediaStreamProvider. |
| 41 virtual void Register(MediaStreamProviderListener* listener); | 41 virtual void Register(MediaStreamProviderListener* listener) OVERRIDE; |
| 42 | 42 |
| 43 virtual void Unregister(); | 43 virtual void Unregister() OVERRIDE; |
| 44 | 44 |
| 45 virtual void EnumerateDevices(); | 45 virtual void EnumerateDevices() OVERRIDE; |
| 46 | 46 |
| 47 virtual int Open(const StreamDeviceInfo& device); | 47 virtual int Open(const StreamDeviceInfo& device) OVERRIDE; |
| 48 | 48 |
| 49 virtual void Close(int capture_session_id); | 49 virtual void Close(int capture_session_id) OVERRIDE; |
| 50 | 50 |
| 51 // Functions used to start and stop media flow. | 51 // Functions used to start and stop media flow. |
| 52 // Start allocates the device and no other application can use the device | 52 // Start allocates the device and no other application can use the device |
| 53 // before Stop is called. Captured video frames will be delivered to | 53 // before Stop is called. Captured video frames will be delivered to |
| 54 // video_capture_receiver. | 54 // video_capture_receiver. |
| 55 void Start(const media::VideoCaptureParams& capture_params, | 55 void Start(const media::VideoCaptureParams& capture_params, |
| 56 media::VideoCaptureDevice::EventHandler* video_capture_receiver); | 56 media::VideoCaptureDevice::EventHandler* video_capture_receiver); |
| 57 | 57 |
| 58 // Stops capture device referenced by |capture_session_id|. No more frames | 58 // Stops capture device referenced by |capture_session_id|. No more frames |
| 59 // will be delivered to the frame receiver, and |stopped_cb| will be called. | 59 // will be delivered to the frame receiver, and |stopped_cb| will be called. |
| (...skipping 88 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 148 Controllers controllers_; | 148 Controllers controllers_; |
| 149 | 149 |
| 150 DISALLOW_COPY_AND_ASSIGN(VideoCaptureManager); | 150 DISALLOW_COPY_AND_ASSIGN(VideoCaptureManager); |
| 151 }; | 151 }; |
| 152 | 152 |
| 153 } // namespace media_stream | 153 } // namespace media_stream |
| 154 | 154 |
| 155 DISABLE_RUNNABLE_METHOD_REFCOUNT(media_stream::VideoCaptureManager); | 155 DISABLE_RUNNABLE_METHOD_REFCOUNT(media_stream::VideoCaptureManager); |
| 156 | 156 |
| 157 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_MANAGER_H_ | 157 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_MANAGER_H_ |
| OLD | NEW |