package com.imooc;
import java.io.File;
import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;
public class image {
public static void main(String args[]) {
try {
// 读取第一张图片
File fileOne = new File("E:\1.jpg");
BufferedImage ImageOne = ImageIO.read(fileOne);
int width = ImageOne.getWidth();// 图片宽度
int height = ImageOne.getHeight();// 图片高度
// 从图片中读取RGB
int[] ImageArrayOne = new int[width * height];
ImageArrayOne = ImageOne.getRGB(0, 0, width, height, ImageArrayOne,
0, width);
// 对第二张图片做相同的处理
File fileTwo = new File("E:\2.jpg");
BufferedImage ImageTwo = ImageIO.read(fileTwo);
int[] ImageArrayTwo = new int[width * height];
ImageArrayTwo = ImageTwo.getRGB(0, 0, width, height, ImageArrayTwo,
0, width);
// 生成新图片
// BufferedImage ImageNew = new BufferedImage(width * 2, height,
// BufferedImage.TYPE_INT_RGB);
BufferedImage ImageNew = new BufferedImage(width, height*2,
BufferedImage.TYPE_INT_RGB);
ImageNew.setRGB(0, 0, width, height, ImageArrayOne, 0, width);// 设置左半部分的RGB
// ImageNew.setRGB(width, 0, width, height, ImageArrayTwo, 0, width);// 设置右半部分的RGB
// ImageNew.setRGB(0, height, width, ImageOne.getHeight()+ImageTwo.getHeight(), ImageArrayTwo, 0, width);// 设置右半部分的RGB
ImageNew.setRGB(0, height, width, height, ImageArrayTwo, 0, width);// 设置右半部分的RGB
System.out.println("已经合成图片");
File outFile = new File("E:\out.jpg");
ImageIO.write(ImageNew, "jpg", outFile);// 写图片
} catch (Exception e) {
e.printStackTrace();
}
}
}