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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_H_ | 5 #ifndef MEDIA_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_H_ |
6 #define MEDIA_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_H_ | 6 #define MEDIA_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_H_ |
7 | 7 |
8 #include "base/threading/thread_checker.h" | 8 #include "base/threading/thread_checker.h" |
9 #include "media/video/capture/video_capture_device.h" | 9 #include "media/video/capture/video_capture_device.h" |
10 | 10 |
11 namespace media { | 11 namespace media { |
12 | 12 |
13 // VideoCaptureDeviceFactory is the base class for creation of video capture | 13 // VideoCaptureDeviceFactory is the base class for creation of video capture |
14 // devices in the different platforms. VCDFs are created by MediaStreamManager | 14 // devices in the different platforms. VCDFs are created by MediaStreamManager |
15 // on IO thread and plugged into VideoCaptureManager, who owns and operates them | 15 // on IO thread and plugged into VideoCaptureManager, who owns and operates them |
16 // in Device Thread (a.k.a. Audio Thread). | 16 // in Device Thread (a.k.a. Audio Thread). |
17 class MEDIA_EXPORT VideoCaptureDeviceFactory { | 17 class MEDIA_EXPORT VideoCaptureDeviceFactory { |
18 public: | 18 public: |
19 static scoped_ptr<VideoCaptureDeviceFactory> CreateFactory(); | 19 static scoped_ptr<VideoCaptureDeviceFactory> CreateFactory(); |
20 | 20 |
21 VideoCaptureDeviceFactory(); | 21 VideoCaptureDeviceFactory(); |
22 virtual ~VideoCaptureDeviceFactory(); | 22 virtual ~VideoCaptureDeviceFactory(); |
23 | 23 |
24 // Creates a VideoCaptureDevice object. Returns NULL if something goes wrong. | 24 // Creates a VideoCaptureDevice object. Returns NULL if something goes wrong. |
25 virtual scoped_ptr<VideoCaptureDevice> Create( | 25 virtual scoped_ptr<VideoCaptureDevice> Create( |
| 26 scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner, |
26 const VideoCaptureDevice::Name& device_name); | 27 const VideoCaptureDevice::Name& device_name); |
27 | 28 |
28 // Gets the names of all video capture devices connected to this computer. | 29 // Gets the names of all video capture devices connected to this computer. |
29 virtual void GetDeviceNames(VideoCaptureDevice::Names* device_names); | 30 virtual void GetDeviceNames(VideoCaptureDevice::Names* device_names); |
30 | 31 |
31 // Gets the supported formats of a particular device attached to the system. | 32 // Gets the supported formats of a particular device attached to the system. |
32 // This method should be called before allocating or starting a device. In | 33 // This method should be called before allocating or starting a device. In |
33 // case format enumeration is not supported, or there was a problem, the | 34 // case format enumeration is not supported, or there was a problem, the |
34 // formats array will be empty. | 35 // formats array will be empty. |
35 virtual void GetDeviceSupportedFormats( | 36 virtual void GetDeviceSupportedFormats( |
36 const VideoCaptureDevice::Name& device, | 37 const VideoCaptureDevice::Name& device, |
37 VideoCaptureFormats* supported_formats); | 38 VideoCaptureFormats* supported_formats); |
38 | 39 |
39 protected: | 40 protected: |
40 base::ThreadChecker thread_checker_; | 41 base::ThreadChecker thread_checker_; |
41 | 42 |
42 private: | 43 private: |
43 DISALLOW_COPY_AND_ASSIGN(VideoCaptureDeviceFactory); | 44 DISALLOW_COPY_AND_ASSIGN(VideoCaptureDeviceFactory); |
44 }; | 45 }; |
45 | 46 |
46 } // namespace media | 47 } // namespace media |
47 | 48 |
48 #endif // MEDIA_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_H_ | 49 #endif // MEDIA_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_H_ |
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