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如何捕获视频。
时间:2022-07-02 17:25:35 编辑:袖梨 来源:一聚教程网
捕获当前屏幕图像。
希望多多交流。8-)
package com.borland.samples.welcome;
/**
* Title:
* Description:
* Copyright: Copyright (c) 2001
* Company:
* @author
* @version 1.0
*/
import java.awt.*;
import java.awt.image.*;
import com.sun.image.codec.jpeg.*;
class ImageCanvas extends Canvas{
private Image image;
private Dimension prefSize;
public ImageCanvas(Image image){
this.image = image;
calculatePreferredSize();
}
public void setImage(Image image){
this.image = image;
calculatePreferredSize();
repaint();
}
private void calculatePreferredSize(){
prefSize = new Dimension(image.getWidth(this),image.getHeight(this));
System.out.println(image.getWidth(this));
setSize(prefSize);
}
public Dimension getPreferredSize() {
return prefSize;
}
public Dimension getMinimumSize() {
return prefSize;
}
public void update(Graphics g){
paint(g);
}
public void paint(Graphics g){
g.drawImage(image,0,0,null);
}
}
class ImageUtils{
public static Image getScreenImage(){
Robot robot;
try {
robot = new Robot();
}catch(Exception e) {
throw new RuntimeException("unable to construct Robot");
希望多多交流。8-)
package com.borland.samples.welcome;
/**
* Title:
* Description:
* Copyright: Copyright (c) 2001
* Company:
* @author
* @version 1.0
*/
import java.awt.*;
import java.awt.image.*;
import com.sun.image.codec.jpeg.*;
class ImageCanvas extends Canvas{
private Image image;
private Dimension prefSize;
public ImageCanvas(Image image){
this.image = image;
calculatePreferredSize();
}
public void setImage(Image image){
this.image = image;
calculatePreferredSize();
repaint();
}
private void calculatePreferredSize(){
prefSize = new Dimension(image.getWidth(this),image.getHeight(this));
System.out.println(image.getWidth(this));
setSize(prefSize);
}
public Dimension getPreferredSize() {
return prefSize;
}
public Dimension getMinimumSize() {
return prefSize;
}
public void update(Graphics g){
paint(g);
}
public void paint(Graphics g){
g.drawImage(image,0,0,null);
}
}
class ImageUtils{
public static Image getScreenImage(){
Robot robot;
try {
robot = new Robot();
}catch(Exception e) {
throw new RuntimeException("unable to construct Robot");
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