private void RaiseFaceFrameArrivedEvent(object sender, FaceFrameEventArgs faceFrame)
 {
     EventHandler<FaceFrameEventArgs> handler = FaceFrameArrived;
     if (handler != null)
         handler(sender, faceFrame);
 }
 private void TrackedBody_FaceFrameArrived(object sender, FaceFrameEventArgs e)
 {
     RaiseFaceFrameArrivedEvent(sender, e);
 }