import quicktime.*;
import quicktime.io.*;
import quicktime.std.image.*;
import quicktime.std.movies.media.*;
import quicktime.std.movies.*;
import quicktime.std.*;
import quicktime.qd.*;
import quicktime.util.qtpointer;


import java.io.*;

public class captionadder {

 public static void main (string args[]) {

  if (args.length != 1){

    system.out.println("usage: java captionadder [input_filename]");

  } else {
      
    try {
     qtsession.open();     

     system.out.println ("quicktime version: " + qtsession.getmajorversion() + "." + 
        qtsession.getminorversion());

     qtfile qtfile = new qtfile(new file(args[0]));
     dataref urlmovie = new dataref ("file://" + qtfile.getpath());
     movie movie = movie.fromdataref (urlmovie,stdqtconstants.newmovieactive);
    
     float  texttrackheight = 32;

     qdrect moviebounds = movie.getnaturalboundsrect();
     float  moviewidth  = moviebounds.getwidthf();
     float  movieheight = moviebounds.getheightf();

     track  texttrack = movie.addtrack(moviewidth, texttrackheight, 0);

     matrix texttrackmatrix = texttrack.getmatrix();
     texttrackmatrix.translate (0, movieheight - texttrackheight);
     texttrack.setmatrix (texttrackmatrix);

     texttrack.setenabled (true);

     int movietimescale = movie.gettimescale();
     textmedia textmedia = new textmedia (texttrack, movietimescale);

       qdrect textbounds = new qdrect (moviewidth, movieheight);

     textmedia.beginedits();

      timeinfo sampletime = new timeinfo (0, movie.getduration()/2);
    
      string text = new string ("1234 main st. - listing price: $164,000");
      textmediahandler textmediahandler = textmedia.gettexthandler();
      qtpointer textpointer = new qtpointer ( text.length() + 1, true );
      textpointer.copyfromarray ( 0, text.getbytes(), 0, text.length() );
      textmediahandler.addtextsample (
        textpointer,
        qdfont.getfnum("times"), 
        16, 
        0,
        qdcolor.white,
        qdcolor.black,
        qdconstants.tecenter,
        textbounds,
        stdqtconstants.dfcliptotextbox | stdqtconstants.dfkeyedtext,
        0,0,0,
        null,
        sampletime.duration );
      
     textmedia.endedits();

     texttrack.insertmedia (sampletime.time, 0, sampletime.duration, 1 );
     openmoviefile outstream = openmoviefile.aswrite (qtfile); 

     movie.updateresource (outstream, stdqtconstants.movieindataforkresid, 
        qtfile.getname());
    } catch (exception e) {
         e.printstacktrace();
             qtsession.close();
             system.exit(0);
    }
        
               qtsession.close();

  // end else
  }

  system.out.println ("complete.");

 //end method
 }
  

}

java captionadder listing22345.mov 

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

import java.io.ioexception;

import quicktime.*;
import quicktime.io.*;
import quicktime.qd.*;
import quicktime.std.*;
import quicktime.std.clocks.*;
import quicktime.std.stdqtconstants;
import quicktime.std.image.*;
import quicktime.std.movies.*;
import quicktime.std.movies.media.*;
import quicktime.std.qtcomponents.*;
import quicktime.util.*;

import quicktime.app.view.*;

public class movieconverter extends jframe implements errors, actionlistener{
	
  qtcomponent component = null;  
  jpanel jpanel = null;
  button selectbutton = null;

  public static void main (string args[]) {
    try{
      new movieconverter();
    } catch(exception e){
      system.out.println(e);
    }
  }

  public movieconverter(){

    super("movie converter");

    try { 
      qtsession.open();
    } catch (exception e) {
      e.printstacktrace();
      qtsession.close();
    }

    jpanel = new jpanel();

    this.setcontentpane(jpanel);
    selectbutton = new button ("select a file to convert");
    selectbutton.addactionlistener(this);

    jpanel.add (selectbutton);

    addwindowlistener(new windowadapter () {
      public void windowclosing (windowevent e) {
        qtsession.close();
        dispose();
      }

      public void windowclosed (windowevent e) { 
        system.exit(0);
      }
    });     

    this.pack();
    this.setvisible(true);

  }

  public void actionperformed (actionevent event) {
    exportmovie();    
  }


  void displaymovie (movie m) throws qtexception {
    component = qtfactory.makeqtcomponent (new moviecontroller (m));
    jpanel.add ((component)component);
    jpanel.remove(selectbutton);
    pack();
  }
    
  void exportmovie () {
    try{
      filedialog filedialog = new filedialog (this, 
          "choose movie to export...", filedialog.load);
      filedialog.show();
      if (filedialog.getfile() == null)
        return;
      qtfile moviefile = new qtfile (filedialog.getdirectory() 
         + filedialog.getfile());
      
      movie movie = movie.fromfile (openmoviefile.asread(moviefile));
    
      if (component != null) {
        component.setmoviecontroller(new moviecontroller(movie));
      } else {
        displaymovie (movie);
      }
    
      new thread (new exporter(movie)).start();
    
    } catch (qtexception err) {
      err.printstacktrace();
    }
  }
  

}