Ho trovato un codice e l'ho implementato, solo che adesso non appena vado ad esportare il progetto il video nn lo vede e rimane lo schermo nero, invece in locale va tutto bene, non capisco perchè cavolo   ..vi posto i codici se riuscite a darmi una spiegazione grazie e se pure a voi fa cosi!
/////classe main
package VideoVLCJ;
import uk.co.caprica.vlcj.discovery.NativeDiscovery;
import uk.co.caprica.vlcj.runtime.RuntimeUtil;
import com.sun.jna.NativeLibrary;
public class main {
private static String cheminvlc = "C:/Program Files/VideoLAN/VLC";
	public static void main(String[] args) {
	new NativeDiscovery().discover();
	NativeLibrary.addSearchPath
	(RuntimeUtil.getLibVlcLibraryName(),cheminvlc);
	System.setProperty("jna.library.path",cheminvlc);
	finestra f = new finestra();
	}
}
///////////classe2
package VideoVLCJ;
import java.awt.BorderLayout;
import javax.swing.JPanel;
import uk.co.caprica.vlcj.component.EmbeddedMediaPlayerComponent;
public class lettura extends JPanel {
	private EmbeddedMediaPlayerComponent mediaPlayer;
	private String cheminVideo = "src/videoVLCJ/Parco.wmv";
	final static int vol=120;
	public lettura() {
	mediaPlayer  = new EmbeddedMediaPlayerComponent();
	this.setLayout(new BorderLayout());
	this.add(mediaPlayer,BorderLayout.CENTER);	
	}
	
	public void play(){
	mediaPlayer.getMediaPlayer().playMedia(cheminVideo);
	
	}
	public void pausa(){	
	mediaPlayer.getMediaPlayer().pause();	
		
	}
	
	public void stop(){	
	mediaPlayer.getMediaPlayer().stop();
			
	}
	
	public void ricomincia(){	
	mediaPlayer.getMediaPlayer().start();
	}
	
}
///classe 3
package VideoVLCJ;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class finestra extends JFrame {
	
private JPanel main = new JPanel();
private lettura media = new lettura();
private final JButton btnGenerale = new JButton("Play");
private final JButton btnP = new JButton("Pausa");
	public finestra() {
		setTitle("eee");
		setDefaultCloseOperation(EXIT_ON_CLOSE);
		setSize(500,500);
		setVisible(true);
		setContentPane(main);
		main.setLayout(null);
		main.add(media);
		media.setBounds(0, 0,500, 300);
		btnGenerale.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				if(btnGenerale.getText().equals("Play")){
				media.play();
				btnGenerale.setText("Stop");
				return;
				}	
				media.stop();
				btnGenerale.setText("Play");
				
			}
		});
		btnGenerale.setBounds(10, 353, 89, 23);
		
		main.add(btnGenerale);
		btnP.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				if(btnP.getText().equals("Pausa")){
				media.pausa();
				btnP.setText("Play");
					return;	
				}
				media.pausa();
				btnP.setText("Pausa");
				
			}
		});
		btnP.setBounds(109, 353, 106, 23);
		main.add(btnP);
		
	}
}
bisogna importare queste librerie e vlc istallato
https://code.google.com/p/vlcj/downloads/detail?name=vlcj-2.4.1-dist.zip&can=2&q=