IntPtr IVideoDeviceController 的原生 COM 指针。
为原生 IVideoDeviceController 提供 COM 指针。
此方法可直接访问原生 COM IVideoDeviceController 对象。请在调用此方法时小心谨慎。IVideoDeviceController 对象允许您控制摄像机上的设备设置。
请注意,每次调用此方法时,系统都会向 IVideoDeviceController COM 指针添加一次引用。
调用程序负责释放 COM 指针的每个实例。
有关 WinRT IVideoDeviceController 对象的更多信息,请访问 https://msdn.microsoft.com/en-us/library/windows/apps/windows.media.devices.videodevicecontroller.aspx
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