//记录屏幕、类似录像

package com.wnetw.project.media;

import java.awt.*;

import java.awt.image.*;

import com.sun.image.codec.jpeg.*;

import java.io.*;

public class WnetWScreenRecorder extends Thread{

private Dimension screenSize;

private Rectangle rectangle;

private Robot robot;

private long i = 0;

private JPEGImageEncoder encoder;

public WnetWScreenRecord() {

screenSize = Toolkit.getDefaultToolkit().getScreenSize();

rectangle = new Rectangle(screenSize);//可以指定捕获屏幕区域

try{

robot = new Robot();

}catch(Exception e){

e.printStackTrace();

System.out.println(e);

}

}

public static void main(String[] args) {

new WnetWScreenRecord().start();

}

public void run(){

FileOutputStream fos = null;

while (true){

try{

BufferedImage image = robot.createScreenCapture(rectangle);//捕获制定屏幕矩形区域

fos = new FileOutputStream("C://records//" + i + ".jpg");

JPEGCodec.createJPEGEncoder(fos).encode(image);//图像编码成JPEG

fos.close();

i = i + 1;

Thread.sleep(40);//每秒25帧

}catch(Exception e){

e.printStackTrace();

System.out.println(e);

try{

if (fos != null)fos.close();

}catch(Exception e1){}

}

}

}

}

//播放屏幕录像

package com.wnetw.project.media;

import java.awt.*;

import javax.swing.*;

import java.io.*;

public class WnetWScreenRecordPlayer extends JFrame{

BorderLayout borderLayout1 = new BorderLayout();

Dimension screenSize;

public WnetWScreenRecordPlayer() {

super();

screenSize = Toolkit.getDefaultToolkit().getScreenSize();

this.setSize(screenSize);

Screen p = new Screen();

Container c = this.getContentPane();

c.setLayout(borderLayout1);

c.add(p,"Center");

new Thread(p).start();

this.show();

}

public static void main(String[] args){

new WnetWScreenRecordPlayer();

}

}

class Screen extends JPanel implements Runnable{

private BorderLayout borderLayout1 = new BorderLayout();

private Image cimage;

public void run(){

int i = 0;

while(true){

try{

cimage = loadImage(i + ".jpg");

i = i + 1;

repaint();

Thread.sleep(40);//与录像时每秒帧数一致

}catch(Exception e){

e.printStackTrace();

System.out.println(e);

}

}

}

public Image loadImage(String name) {

Toolkit tk = Toolkit.getDefaultToolkit();

Image image = null;

image = tk.getImage("C:/records/" + name);

MediaTracker mt = new MediaTracker(this);

mt.addImage(image, 0);

try {

mt.waitForID(0);

}catch (Exception e) {

e.printStackTrace();

System.out.println(e);

}

return image;

}

public Screen() {

super();

this.setLayout(null);

}

public void paint(Graphics g){    super.paint(g);    Graphics2D g2 = (Graphics2D) g;    g2.drawImage(cimage, 0, 0, null);  }}