title: how to prevent "vlcj video output" window
body: <p>I am developing an applet to view camera. But when I run applet a 'vlcj video output' window pops up. Is it possible to remove this window? I tried many times but I could not succeed.</p>
  
  <p><img src="https://i.stack.imgur.com/lDKge.png" alt="enter image description here"></p>