MediaPlayerFactory mediaPlayerFactory = new MediaPlayerFactory(args);
EmbeddedMediaPlayer mediaPlayer = mediaPlayerFactory.newEmbeddedMediaPlayer();
Canvas canvas = new Canvas();
canvas.setBackground(Color.black);
CanvasVideoSurface videoSurface = mediaPlayerFactory.newVideoSurface(canvas);
mediaPlayer.setVideoSurface(videoSurface);
JFrame f = new JFrame("vlcj duplicate output test");
f.setIconImage(new ImageIcon(StreamRtpDuplicate.class.getResource("/icons/vlcj-logo.png")).getImage());
f.add(canvas);