public static void Disconnect(this Camera camera)
{
if (null == camera)
{
throw new ArgumentNullException();
}
lock (deviceLock)
{
camera.HandleDisconnection(DisconnectionReason.Requested);
Interop.SpotCamService.SpotExit();
}
}
/// <summary>
/// Creates a new Camera from a Device.
/// </summary>
/// <param name="device">The device </param>
/// <returns>The newly created Camera</returns>
/// <exception cref="ArgumentNullException">The Device supplied is null</exception>
/// <exception cref="DeviceNotFound"></exception>
public static Camera Create(this Device device)
{
if (null == device)
{
throw new ArgumentNullException();
}
if (!device.IsPoweredOn)
{
throw new ArgumentException("The device is not powered on");
}
lock (deviceLock)
{
// The SpotCam service only allows one camera at a time to be controlled.
if (currentCamera != null)
{
currentCamera.HandleDisconnection(DisconnectionReason.ForcedByService);
}
currentCamera = null;
currentCamera = new Camera(device);
return(currentCamera);
}
}
