media/video/capture/fake_video_capture_device_factory.h

   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
   3 // found in the LICENSE file.
   4
   5 // Implementation of a fake VideoCaptureDeviceFactory class.
   6
   7 #ifndef MEDIA_VIDEO_CAPTURE_FAKE_VIDEO_CAPTURE_DEVICE_FACTORY_H_
   8 #define MEDIA_VIDEO_CAPTURE_FAKE_VIDEO_CAPTURE_DEVICE_FACTORY_H_
   9
  10 #include "media/video/capture/video_capture_device_factory.h"
  11
  12 namespace media {
  13
  14 // Extension of VideoCaptureDeviceFactory to create and manipulate fake devices,
  15 // not including file-based ones.
  16 class MEDIA_EXPORT FakeVideoCaptureDeviceFactory :
  17     public VideoCaptureDeviceFactory {
  18  public:
  19   FakeVideoCaptureDeviceFactory();
  20   virtual ~FakeVideoCaptureDeviceFactory() {}
  21
  22   virtual scoped_ptr<VideoCaptureDevice> Create(
  23       scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
  24       const VideoCaptureDevice::Name& device_name) OVERRIDE;
  25   virtual void GetDeviceNames(VideoCaptureDevice::Names* device_names) OVERRIDE;
  26   virtual void GetDeviceSupportedFormats(
  27       const VideoCaptureDevice::Name& device,
  28       VideoCaptureFormats* supported_formats) OVERRIDE;
  29
  30   void set_number_of_devices(int number_of_devices) {
  31     DCHECK(thread_checker_.CalledOnValidThread());
  32     number_of_devices_ = number_of_devices;
  33   }
  34   int number_of_devices() {
  35     DCHECK(thread_checker_.CalledOnValidThread());
  36     return number_of_devices_;
  37   }
  38
  39  private:
  40   int number_of_devices_;
  41 };
  42
  43 }  // namespace media
  44
  45 #endif  // MEDIA_VIDEO_CAPTURE_FAKE_VIDEO_CAPTURE_DEVICE_FACTORY_H_