package com.junit.test;
import java.awt.image.BufferedImage;
import java.io.File;
import java.net.URL;
import javax.imageio.ImageIO;
import java.util.*;
public class Test {
public static void main(String [] args)
{
try {
//本地地址或URL 的图片
//BufferedImage bi = ImageIO.read(new URL("http://xuke.shfda.gov.cn/validatecode/codeimage.jsp"));
BufferedImage bi = ImageIO.read(new File("D:\\333.jpg"));
//截取任意区域的图片
//BufferedImage subimg = bi.getSubimage(0, 0, 100, 30);
int width = bi.getWidth();
int height = bi.getHeight();
System.out.println("w:"+width);
System.out.println("h:"+height);
int [][]datas = new int[width][height];
int [][]datastmp = new int[width][height];
for(int i = 0;i< height;i++)
{
for(int j = 0 ;j
{
datas[j][i]= bi.getRGB(j, i);
datastmp[j][i]= bi.getRGB(j, i);
System.out.print( bi.getRGB(j, i)+ " ");
}
System.out.println();
}