N’hesite pas à m’aider svp c urgent.

Merci d’avance.

import java.applet.Applet;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Image;
import java.io.BufferedInputStream;
import java.io.DataInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;

import com.sun.image.codec.jpeg.JPEGCodec;
import com.sun.image.codec.jpeg.JPEGImageDecoder;

/**
*
* @author David E. Mireles, Ph.D.
*/
public class LiveDemo extends Applet implements Runnable {
/**
*
*/
private static final long serialVersionUID = 1L;
public boolean useMJPGStream = false;//true;
public String jpgURL=”http://10.0.0.81/axis-cgi/jpg/image.cgi?resolution=1024×768″;
public String mjpgURL=”http://10.0.0.81/axis-cgi/jpg/image.cgi?resolution=1024×768″;
DataInputStream dis;
private Image image = null;
public Dimension imageSize = null;
public boolean connected = false;
private boolean initCompleted = false;
HttpURLConnection huc = null;
Component parent;

/** Creates a new instance of Ax52Camera */
public void init()
{
new Thread(this).start();
}

public void connect(){
try{
URL u = new URL(useMJPGStream?mjpgURL:jpgURL);
huc = (HttpURLConnection)u.openConnection();

System.out.println(huc.getContentType());
InputStream is = huc.getInputStream();
System.out.println(is.toString());
connected = true;
BufferedInputStream bis = new BufferedInputStream(is);
dis= new DataInputStream(bis);
if (!initCompleted) initDisplay();
}catch(IOException e){ //incase no connection exists wait and try again, instead of printing the error
try{
huc.disconnect();
Thread.sleep(33);
}catch(InterruptedException ie){huc.disconnect();connect();}
connect();
}catch(Exception e){;}
}

public void initDisplay(){ //setup the display
if (useMJPGStream)readMJPGStream();
else {readJPG();disconnect();}
imageSize = new Dimension(image.getWidth(this), image.getHeight(this));
setPreferredSize(imageSize);
this.setSize(imageSize);
this.validate();
initCompleted = true;
}

public void disconnect(){
try{
if(connected){
dis.close();
connected = false;
}
}catch(Exception e){;}
}

public void paint(Graphics g) { //used to set the image on the panel
if (image != null)
g.drawImage(image, 0, 0, this);
}

public void readStream(){ //the basic method to continuously read the stream
try{
if (useMJPGStream){
while(true){
readMJPGStream();
this.repaint();
}
}
else{
while(true){
connect();
readJPG();
this.repaint();
disconnect();
}
}

}catch(Exception e){;}
}

public void readMJPGStream(){ //preprocess the mjpg stream to remove the mjpg encapsulation
readLine(3,dis); //discard the first 3 lines
readJPG();
readLine(2,dis); //discard the last two lines
}

public void readJPG(){ //read the embedded jpeg image
try{
JPEGImageDecoder decoder = JPEGCodec.createJPEGDecoder(dis);
image = decoder.decodeAsBufferedImage();
}catch(Exception e){e.printStackTrace();disconnect();}
}

public void readLine(int n, DataInputStream dis){ //used to strip out the header lines
for (int i=0; i<n;i++){
readLine(dis);
}
}
public void readLine(DataInputStream dis){
try{
boolean end = false;
String lineEnd = "\n"; //assumes that the end of the line is marked with this
byte[] lineEndBytes = lineEnd.getBytes();
byte[] byteBuf = new byte[lineEndBytes.length];

while(!end){
dis.read(byteBuf,0,lineEndBytes.length);
String t = new String(byteBuf);
//System.out.print(t); //uncomment if you want to see what the lines actually look like
if(t.equals(lineEnd)) end=true;
}
}catch(Exception e){e.printStackTrace();}

}
public void run() {
connect();
readStream();
}

}