capture.java

java的一个可以播放mov文件的播放器编写程序

import java.awt.*;
import java.awt.event.*;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.Vector;
import java.awt.BorderLayout;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.awt.BorderLayout;
import quicktime.*;
import quicktime.io.*;
import quicktime.qd.*;
import quicktime.std.*;
import quicktime.std.movies.*;
import quicktime.std.movies.media.*;
import quicktime.app.view.*;
import quicktime.std.image.*;

public class Capture extends Frame implements ActionListener{
	
	static ArrayList<Image> ar1=new ArrayList<Image>();
	static ArrayList<Integer> ar2=new ArrayList<Integer>();
	static ArrayList<Pict> ar3=new ArrayList<Pict>();
	
	
	
	GraphicsImporter tp;
	QTComponent qc;
	float aspect=(float)4/(float)3;
	GraphicsImporter t;
	boolean caught=false;
	Image javaImage;
   
	static int index;
	
	Button saveImageButton,
	saveDescriptionButton,
    
    deleteButton,
	
	  PicBackButton,
	    PicForwardButton,
	swapButton;
	
	
	
	
	public Capture(){
		
Panel buttons = new Panel();
	    
	    saveImageButton = new Button("SaveImage");
	    saveImageButton.addActionListener (this);
	    
	    saveDescriptionButton = new Button("SaveDescription");
	    saveDescriptionButton.addActionListener (this);
	    
	
	    deleteButton = new Button ("Delete");
	    deleteButton.addActionListener (this);
	    
	    
        PicBackButton = new Button ("PicBack");
        PicBackButton.addActionListener (this);
        PicForwardButton = new Button ("PicForward");
        PicForwardButton.addActionListener (this);
        
        swapButton = new Button ("Swap(present&previous)");
        swapButton.addActionListener (this);
        
        
	    
	    buttons.add (saveImageButton);
	    buttons.add (saveDescriptionButton);
	    
	   
	    buttons.add (deleteButton);
	    
	    buttons.add (PicBackButton);
        buttons.add (PicForwardButton);
        buttons.add (swapButton);
	    
	    add (buttons, BorderLayout.SOUTH);

        
	    
	    //     Panel pic = new Panel();
        
	    
	    pack();
		
		
		
	}
	
	
	

	
	
	public void capt(Movie mov, int time){
		
		
		
		try{
	
		tp=this.getThumbnail(mov,time);
		
		
			QTComponent qc = QTFactory.makeQTComponent (tp);
		
		
			ar1.add(javaImage);
			ar2.add(mov.getTime());
			
		this.setBounds(0, 500, 1200, 480);
		this.setVisible(true);
		this.toFront();
		
		
	} 
		catch(Exception ex){}
	
	
	
	}
public GraphicsImporter getThumbnail(Movie mov, int time){
		
//		File f= new File(+"gdfg"+".jpeg");
//		mpict.writeToFlie(f);
		
		
		
		try {
			System.out.println("Movie Time" + mov.getTime());
                    
			Pict mpict = mov.getPict(mov.getTime()); //get PICT from current frame
			ar3.add(mpict);
			
//As there is no constructor to make an image from a PICT we have to 
//pretend we have a PICT file by adding 512 bytes header to PICT
			byte[] newPictBytes = new byte [mpict.getSize() + 512];
			mpict.copyToArray (0,  newPictBytes,  512,  newPictBytes.length - 512);
			mpict = new Pict (newPictBytes);
//get a Dataref to the PICT - structure in movie toolbox
			DataRef ref = new DataRef (mpict,  StdQTConstants.kDataRefQTFileTypeTag, "PICT");

//make a graphicsImporterDrawer from the dataref to represent an image that is stored as a file 
//that  can be read and drawn using QuickTime GraphicsImporter component
			GraphicsImporterDrawer gid = new GraphicsImporterDrawer(ref);
//Create a QTImageProducer from the GraphicsImporterDrawer to produce the image for drawing
			QDRect rect = gid.getDisplayBounds();
			Dimension dim = new Dimension (rect.getWidth(), rect.getHeight());
			aspect = (float)rect.getWidth() / (float)rect.getHeight();
			System.out.println("Aspect ratio is " + aspect);
			QTImageProducer qtip = new QTImageProducer (gid, dim);
					
//From the QTImageProducer create a Java image for drawing
			javaImage = Toolkit.getDefaultToolkit().createImage(qtip);
			
			
			
			caught = true; //stops paint trying to draw a non existant image
			repaint();	//calls paint () to display Java image on Java canvas
	} catch (QTException ea) { //close down QT because there was a problem
			System.out.println("Exception in capture menu");
			ea.printStackTrace();
			QTSession.close ();
			
	}
	
	return null;                       
	      

		
		
	}
	
    public void paint(Graphics g) {	
		
      System.out.println("Paint");
      if (caught) {	//protect against trying to draw no image
			
    	  
    	  System.out.println("Paint after caught");
          
    	  
    	  
    	  
    	  g.drawImage(ar1.get(index),20,50, (int)(aspect * 300.0) , 300, null);
			
			int y=20;
			
			
				
			for(int i=0;i<ar1.size();i++){
			
			
			g.drawImage(ar1.get(i),y,380, (int)(aspect * 60.0) , 60, null);
			
			y=y+120;
			
			
			}
			
			
			
      }
}


	public void actionPerformed(ActionEvent e) {
		
		  if (e.getSource() == PicBackButton){
          	System.out.println("ffff");
			  index=index-1;
			  repaint();
          }
          
          else if (e.getSource() == PicForwardButton){
          
        	  
        	  index=index+1;
        	  
          	repaint();
          }	
		
		// TODO Auto-generated method stub
		  
else if (e.getSource() == deleteButton){
          
        	  
        	 ar1.remove(index);
        	 ar2.remove(index);
        	  
          	repaint();
          }	
		  
else if (e.getSource() == swapButton){
    
	  
	Image a= ar1.get(index);
	Image b= ar1.get(index-1);
	ar1.remove(index);
	ar1.remove(index-1);
	ar1.add(index-1,a);
	ar1.add(index,b);
	
	int c= ar2.get(index);
	int d= ar2.get(index-1);
	ar2.remove(index);
	ar2.remove(index-1);
	ar2.add(index-1,c);
	ar2.add(index,d);  
	
	
	  
 	repaint();
 }	  
		  
		  
		  
		  
		  
else if (e.getSource() == saveImageButton){
    


	String currentPath = "";

	String descriptionFileName = "storyboard.txt";

	try

	{

	

		int numOfStoryBoard=ar1.size();

		if(numOfStoryBoard==0) return;

		int count=1;

		PrintWriter q = new PrintWriter(new FileOutputStream(currentPath+descriptionFileName), true);

		//Iterator i=filerecord.iterator();

		q.println("Movie File Name : ");

		q.println("Number of storyboard : "+numOfStoryBoard);

		

		//while(i.hasNext())

		for(int i=0;i<ar1.size();i++)

		{

			//Pict afile=(Pict)i.next();

			Pict afile = (Pict)ar3.get(i);

			//afile.SaveFile(currentPath+String.valueOf(count)+".pict");

			try

			{

				

				File f=new File(currentPath+String.valueOf(count)+".pict");

				afile.writeToFile(f);

				

				System.out.println ("File Saved to - " + f.getAbsolutePath());

						

			}catch(Exception ex){

				System.out.println("Error when writing to the file");

			

			}

			q.println(count+","+count+".pict");

			count++;

		}

		q.close();

	}catch(Exception ex)

	{

		System.out.println("Error to write file because : "+e);

	}
	
 }	 
		  
		  
		  
		  
		  
		  
		  
		  
		  
		  
		  
		  
		  
		  
		  
		  
else if (e.getSource() == saveDescriptionButton){
	


	try

	{

	

	


		int count=1;

		PrintWriter q = new PrintWriter(new FileOutputStream("c:"+"ImageDescription"), true);

		Iterator i=ar1.iterator();

		q.println("Movie Name : Assignment2 Movie---Chopsticks");

		q.println("Number of pics : "+ar1.size());

		

		while(i.hasNext())

		{
			
			

			

			q.println(count+","+count+".pict,"+ar2.get(count-1));

			count++;

		}

		
		q.close();

	}catch(Exception ex)

	{

		System.out.println("Error to write file because : "+e);

	}





	


	 
	
 }
		  
		  
		  
		  
		  
		  
		
	};
	
	
	
	
	
}