Utils.java

package com.viontech.match.util;

import java.awt.*;
import java.awt.image.BufferedImage;

/**
 * .
 *
 * @author 谢明辉
 * @date 2020/11/23
 */

public class Utils {

    public static BufferedImage convertImg2Jpg(BufferedImage image) {
        BufferedImage newBufferedImage;
        //防止图片变色
        int width = image.getWidth();
        int height = image.getHeight();
        if (width > 600 || height > 600) {
            newBufferedImage = new BufferedImage(600, 600, BufferedImage.TYPE_INT_RGB);
            Graphics2D graphics = newBufferedImage.createGraphics();
            graphics.drawImage(image, 0, 0, 600, 600, Color.WHITE, null);
        } else {
            newBufferedImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
            Graphics2D graphics = newBufferedImage.createGraphics();
            graphics.drawImage(image, 0, 0, Color.WHITE, null);
        }
        return newBufferedImage;
    }

}