本文共 2911 字，大约阅读时间需要 9 分钟。

由于网上加水印需要RMB……，在别人的小轮子上面又改了改：

package club.housy.watermark.util;import java.awt.AlphaComposite;import java.awt.Color;import java.awt.Font;import java.awt.Graphics2D;import java.awt.Image;import java.awt.RenderingHints;import java.awt.image.BufferedImage;import java.io.File;import java.io.FileOutputStream;import javax.imageio.ImageIO;public class ImageUtil {	  public void mark(BufferedImage bufImg, Image img, String text, Font font, Color color, int x, int y) { 	        			RenderingHints rh=new RenderingHints(RenderingHints. KEY_ANTIALIASING,	                RenderingHints. VALUE_ANTIALIAS_ON);	        rh.put(RenderingHints.KEY_STROKE_CONTROL	                , RenderingHints.VALUE_STROKE_PURE);	        rh.put(RenderingHints.KEY_ALPHA_INTERPOLATION	                , RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY);	        Graphics2D g = bufImg.createGraphics(); 	       	        g.setRenderingHints(rh);	        g.drawImage(img, 0, 0, bufImg.getWidth(), bufImg.getHeight(), null); 	        g.setColor(color); 	        g.setFont(font); 	        g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.5f));	        g.rotate(Math.toRadians(15), (double) bufImg.getWidth() / 2,                    (double) bufImg.getHeight() / 2);	        g.drawString(text, x, y); 	    	        g.dispose(); 	        	    } 	public void mark(String imgPath, String outImgPath, String text, Font font, Color color, int x, int y) {         try {             // 读取原图片信息             File imgFile = null;             Image img = null;             if (imgPath != null) {                 imgFile = new File(imgPath);             }             if (imgFile != null && imgFile.exists() && imgFile.isFile() && imgFile.canRead()) {                 img = ImageIO.read(imgFile);             }             int imgWidth = img.getWidth(null);             int imgHeight = img.getHeight(null);             // 加水印             BufferedImage bufImg = new BufferedImage(imgWidth, imgHeight, BufferedImage.TYPE_INT_RGB);             mark(bufImg, img, text, font, color, x, y);             // 输出图片             FileOutputStream outImgStream = new FileOutputStream(outImgPath);             ImageIO.write(bufImg, "jpg", outImgStream);             outImgStream.flush();             outImgStream.close();         } catch (Exception e) {             e.printStackTrace();         }     } 	public static void main(String[] args) {         Font font = new Font("微软雅黑", Font.BOLD, 24); //        for(int i = 1; i <= 33; i ++) //         new ImageUtil().mark("D:/Pictures/linux/sy1/sy1 (" + i + ").png", "D:/Pictures/linux/sy1/watermark/sy1 (" + i + ").png", "XXXX", font, Color.ORANGE, 350, 150);        for(int i = 1; i <= 23; i ++)             new ImageUtil().mark("D:/Pictures/linux/sy2/sy2 (" + i + ").png",             		"D:/Pictures/linux/sy2/watermark/sy2 (" + i + ").png",             		"XXX", font, Color.ORANGE, 100, 80);     	} }

转载地址：https://blog.csdn.net/hou_shiyu/article/details/105723120 如侵犯您的版权，请留言回复原文章的地址，我们会给您删除此文章，给您带来不便请您谅解！