在有时间间隔的面板上显示图像 import java.awt.*; 导入java.awt.event.ActionEvent; 导入java.awt.event.ActionListener; 导入java.awt.image.*; 导入java.io.*; 导入javax.swing.ImageIcon; 导入javax.swing.JButton; 导入javax.swing.JFrame; 导入javax.swing.JLabel; 公共类视频实现ActionListener { 静态整数宽度=480; 静态内部高度=368; 静态JFrame=新JFrame(); 静态JButton按钮=新JButton(“提交”); 静态BufferedImage img=新的BufferedImage((int)(宽度),(int)(高度),BufferedImage.TYPE_int_RGB); 静态BuffereImage img1[]=新BuffereImage[60]; 静止的{ 对于(int i=0;i>>8)和0xff; 蓝色[y][x]=pix&0xff; img1[frames].setRGB(x,y,pix); ind++; } } } } 捕获(IOE异常){ e、 printStackTrace(); } JLabel标签=新JLabel(新图像图标(img1[50]); frame.setLayout(新的FlowLayout()); //框架。设置尺寸(200100); frame.setVisible(true); //按钮按钮=新按钮(“提交”); //框架。添加(按钮); frame.getContentPane().add(标签,BorderLayout.CENTER); frame.getContentPane().add(按钮,BorderLayout.CENTER); frame.pack(); frame.setVisible(true); addActionListener(V1); } 已执行的公共无效操作(操作事件e){ 系统输出打印项次(“1”); 对于(int i=0;i
,您可以创建一个TimerTask在有时间间隔的面板上显示图像 import java.awt.*; 导入java.awt.event.ActionEvent; 导入java.awt.event.ActionListener; 导入java.awt.image.*; 导入java.io.*; 导入javax.swing.ImageIcon; 导入javax.swing.JButton; 导入javax.swing.JFrame; 导入javax.swing.JLabel; 公共类视频实现ActionListener { 静态整数宽度=480; 静态内部高度=368; 静态JFrame=新JFrame(); 静态JButton按钮=新JButton(“提交”); 静态BufferedImage img=新的BufferedImage((int)(宽度),(int)(高度),BufferedImage.TYPE_int_RGB); 静态BuffereImage img1[]=新BuffereImage[60]; 静止的{ 对于(int i=0;i>>8)和0xff; 蓝色[y][x]=pix&0xff; img1[frames].setRGB(x,y,pix); ind++; } } } } 捕获(IOE异常){ e、 printStackTrace(); } JLabel标签=新JLabel(新图像图标(img1[50]); frame.setLayout(新的FlowLayout()); //框架。设置尺寸(200100); frame.setVisible(true); //按钮按钮=新按钮(“提交”); //框架。添加(按钮); frame.getContentPane().add(标签,BorderLayout.CENTER); frame.getContentPane().add(按钮,BorderLayout.CENTER); frame.pack(); frame.setVisible(true); addActionListener(V1); } 已执行的公共无效操作(操作事件e){ 系统输出打印项次(“1”); 对于(int i=0;i,java,swing,Java,Swing,,您可以创建一个TimerTask import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.image.*; import java.io.*; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JFrame; import java
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.*;
import java.io.*;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
public class Video implements ActionListener
{
static int width=480;
static int height=368;
static JFrame frame = new JFrame();
static JButton button = new JButton("Submit");
static BufferedImage img = new BufferedImage((int) (width), (int) (height), BufferedImage.TYPE_INT_RGB);
static BufferedImage img1[] = new BufferedImage[60];
static {
for (int i = 0; i < img1.length; i++) {
img1[i] = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
}
}
public static void main(String[] args)
{
Video V1 = new Video();
String fileName = args[0];
try {
File file = new File(fileName);
InputStream is = new FileInputStream(file);
long len = file.length();
byte[] bytes = new byte[(int)len];
int offset = 0;
int numRead = 0;
int ind =0;
int[][] pixarray=new int[height+100][width+100];
int[][] red=new int[width*2][height*2];
int[][] green=new int[width*2][height*2];
int[][] blue=new int[width*2][height*2];
while (offset < bytes.length && (numRead=is.read(bytes, offset, bytes.length-offset)) >= 0) {
offset += numRead;
}
for(int frames=0;frames<60;frames++)
{
ind=height*width*frames*3;
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
byte a = 0;
byte r = bytes[ind];
byte g = bytes[ind+height*width];
byte b = bytes[ind+height*width*2];
int pix = 0xff000000 | ((r & 0xff) << 16) | ((g & 0xff) << 8) | (b & 0xff);
pixarray[y][x]=pix;
red[y][x] = (pix >>> 16) & 0xff;
green[y][x] = (pix >>> 8) & 0xff;
blue[y][x] = pix & 0xff;
img1[frames].setRGB(x,y,pix);
ind++;
}
}
}
}
catch (IOException e) {
e.printStackTrace();
}
JLabel label = new JLabel(new ImageIcon(img1[50]));
frame.setLayout(new FlowLayout());
//frame.setSize(200,100);
frame.setVisible(true);
// Button button = new Button("Submit");
// frame.add(button);
frame.getContentPane().add(label, BorderLayout.CENTER);
frame.getContentPane().add(button, BorderLayout.CENTER);
frame.pack();
frame.setVisible(true);
button.addActionListener(V1);
}
public void actionPerformed(ActionEvent e) {
System.out.println("1");
for(int i=0;i<img1.length;i++)
{
try {
Thread.sleep(500);
} catch (InterruptedException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
System.out.println(img1.length);
}
}
}
类VideoTask扩展了TimerTask{
专用框架;
私有int-frameId;
公开募捐{
frame.drawImage(…);
frameId++;
}
}
在按钮的操作侦听器中-计划任务:
class VideoTask extends TimerTask {
private Frame frame;
private int frameId;
public void run() {
frame.drawImage(....);
frameId++;
}
}
VideoTask VideoTask=新的VideoTask(帧);
videoTask.schedule(…);
使用Swing计时器(而不是TimerTask)。当计时器触发时,代码将在EDT中执行,以便您可以安全地重置JLabel的图标。因此,我将首先从您的BuffereImage创建图像图标,并将图标存储在阵列中
有关更多信息,请阅读Swing教程中的章节。您可能还想查看Concurreny部分,以了解在EDT中执行代码的重要性
VideoTask videoTask = new VideoTask(frame);
videoTask.schedule(..);