text: /*
   *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license
   *  that can be found in the LICENSE file in the root of the source
   *  tree. An additional intellectual property rights grant can be found
   *  in the file PATENTS.  All contributing project authors may
   *  be found in the AUTHORS file in the root of the source tree.
   */
  
  #ifndef WEBRTC_MODULES_VIDEO_CAPTURE_WINDOWS_DEVICE_INFO_MF_H_
  #define WEBRTC_MODULES_VIDEO_CAPTURE_WINDOWS_DEVICE_INFO_MF_H_
  
  #include "webrtc/modules/video_capture/device_info_impl.h"
  
  namespace webrtc {
  namespace videocapturemodule {
  
  // Provides video capture device information using the Media Foundation API.
  class DeviceInfoMF : public DeviceInfoImpl {
   public:
    explicit DeviceInfoMF(const int32_t id);
    virtual ~DeviceInfoMF();
  
    int32_t Init();
    virtual uint32_t NumberOfDevices();
  
    virtual int32_t GetDeviceName(uint32_t deviceNumber, char* deviceNameUTF8,
                                  uint32_t deviceNameLength,
                                  char* deviceUniqueIdUTF8,
                                  uint32_t deviceUniqueIdUTF8Length,
                                  char* productUniqueIdUTF8,
                                  uint32_t productUniqueIdUTF8Length);
  
    virtual int32_t DisplayCaptureSettingsDialogBox(
        const char* deviceUniqueIdUTF8, const char* dialogTitleUTF8,
        void* parentWindow, uint32_t positionX, uint32_t positionY);
  };
  
  }  // namespace videocapturemodule
  }  // namespace webrtc
  
  #endif  // WEBRTC_MODULES_VIDEO_CAPTURE_WINDOWS_DEVICE_INFO_MF_H_
  