java使用BufferedImage和Graphics实现图片合成

时间：2023-02-06 05:09:39
package com.igoxin.weixin.custom;

import java.awt.Graphics;

import java.awt.image.BufferedImage;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.InputStream;

import java.io.OutputStream;

import javax.imageio.ImageIO;

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

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

public class ComposeImageTest {

    /**

     * 图片合成

     * @param args

     * @throws Exception

     */

    public static void main(String[] args) throws Exception {

        int i=1;

        int j=2;

        InputStream imagein = new FileInputStream(i + ".jpg");

        InputStream imagein2 = new FileInputStream(j + ".png");

        BufferedImage image = ImageIO.read(imagein);

        BufferedImage image2 = ImageIO.read(imagein2);

        Graphics g = image.getGraphics();

        g.drawImage(image2, image.getWidth() - image2.getWidth() - 15, image.getHeight() - image2.getHeight() - 10,

                image2.getWidth() + 10, image2.getHeight() + 5, null);

        OutputStream outImage = new FileOutputStream("custom" + j + "-" + i + ".jpg");

        JPEGImageEncoder enc = JPEGCodec.createJPEGEncoder(outImage);

        enc.encode(image);

        imagein.close();

        imagein2.close();

        outImage.close();

    }

}

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