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      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       const VideoCaptureDevice::Name& device_name) OVERRIDE;
     24   virtual void GetDeviceNames(VideoCaptureDevice::Names* device_names) OVERRIDE;
     25   virtual void GetDeviceSupportedFormats(
     26       const VideoCaptureDevice::Name& device,
     27       VideoCaptureFormats* supported_formats) OVERRIDE;
     28 
     29   void set_number_of_devices(int number_of_devices) {
     30     DCHECK(thread_checker_.CalledOnValidThread());
     31     number_of_devices_ = number_of_devices;
     32   }
     33   int number_of_devices() {
     34     DCHECK(thread_checker_.CalledOnValidThread());
     35     return number_of_devices_;
     36   }
     37 
     38  private:
     39   int number_of_devices_;
     40 };
     41 
     42 }  // namespace media
     43 
     44 #endif  // MEDIA_VIDEO_CAPTURE_FAKE_VIDEO_CAPTURE_DEVICE_FACTORY_H_
     45