Media player using java swing -

i beginner in java programming. going play video in java stuck. first tried vlcj, 32-bit jdk(is right?) , trying jmf using mpg file. problem hear sound of file, not see video. shows: unable handle format: mpeg, 640x360, framerate=29.9, length=345600 code using is:

    import java.awt.borderlayout;         import java.awt.component;         import java.io.file;         import java.net.malformedurlexception;         import java.net.url;         import javax.media.manager;     import javax.media.medialocator;     import javax.media.player;     import javax.swing.jframe;     import javax.swing.jpanel;     public class mediaplayer extends jpanel {     public mediaplayer(url mediauurl) {  setlayout(new borderlayout());     try {  player mediaplayer=manager.createrealizedplayer(new medialocator(mediauurl));     component video=mediaplayer.getvisualcomponent();     component control=mediaplayer.getcontrolpanelcomponent();  if (video!=null) {     add(video, borderlayout.center); // place video component in panel     }  add(control, borderlayout.south); // place control in panel     mediaplayer.start();     } catch (exception e) {     }     } public static void main(string[] args) {  url mediaurl=null;     file file = new file("src/media/jellyfish.mpg");       try {     mediaurl = file.tourl();     } catch (malformedurlexception ex) {  system.out.println(ex);     }  jframe mediatest = new jframe( "movie player" );     mediatest.setdefaultcloseoperation( jframe.exit_on_close );     mediaplayer mediapanel = new mediaplayer( mediaurl );     mediatest.add( mediapanel );  mediatest.setsize( 800, 700 ); // set size of player     mediatest.setlocationrelativeto(null);     mediatest.setvisible( true ); }     } 

can help? in advance