title: Saving video with EMGU
body: <p>I can only save 1 frame of a video with my current code. but I need to save the video for a longer period of time. Can some one help me with this? </p>
  
  <pre><code> public void ProcessFrame(object sender, EventArgs e)
      {
             frame = _capture.QueryFrame();
             imageBox1.Image = frame;
             VideoW = new VideoWriter(@"temp.avi", 
                                     CvInvoke.CV_FOURCC('M', 'P', '4', '2'), 
                                     (Convert.ToInt32(upDownFPS.Value)), 
                                     frame.Width, 
                                     frame.Height, 
                                     true);
             VideoW.WriteFrame(frame);
      }
  </code></pre>