public void StopLiveTracking()
 {
     Logger.Info("Stopping live tracking...");
     FacePlus.StopTracking();
     Live = false;
     FacePlus.Teardown();
 }
 void OnDisable()
 {
     Logger.Debug("Disabling. Stopping tracking...");
     FacePlus.StopTracking();  // stop the tracking thread
     FacePlus.Teardown();      // relinquish control of the camera
 }