给图片添加水印

import java.awt.Color;import java.awt.Font;import java.awt.Graphics;import java.awt.Image;import java.awt.image.BufferedImage;import java.io.File;import java.io.FileOutputStream;import javax.imageio.ImageIO;import com.sun.image.codec.jpeg.JPEGCodec;import com.sun.image.codec.jpeg.JPEGImageEncoder; public final class ImageUtils {    public ImageUtils() {     }     /**     * public final static String getPressImgPath() { return ApplicationContext     * .getRealPath("/template/data/util/shuiyin.gif"); }     */     /**     * 把图片印刷到图片上     *     * @param pressImg --     *            水印文件     * @param targetImg --     *            目标文件     * @param x     *            --x坐标     * @param y     *            --y坐标     */    public final static void pressImage(String pressImg, String targetImg,            int x, int y) {        try {            //目标文件            File _file = new File(targetImg);            Image src = ImageIO.read(_file);            int wideth = src.getWidth(null);            int height = src.getHeight(null);            BufferedImage image = new BufferedImage(wideth, height,                    BufferedImage.TYPE_INT_RGB);            Graphics g = image.createGraphics();            g.drawImage(src, 0, 0, wideth, height, null);             //水印文件            File _filebiao = new File(pressImg);            Image src_biao = ImageIO.read(_filebiao);            int wideth_biao = src_biao.getWidth(null);            int height_biao = src_biao.getHeight(null);            g.drawImage(src_biao, (wideth - wideth_biao) / 2,                    (height - height_biao) / 2, wideth_biao, height_biao, null);            //水印文件结束            g.dispose();            FileOutputStream out = new FileOutputStream(targetImg);            JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);            encoder.encode(image);            out.close();        } catch (Exception e) {            e.printStackTrace();        }    }     /**     * 打印文字水印图片     *     * @param pressText     *            --文字     * @param targetImg --     *            目标图片     * @param fontName --     *            字体名     * @param fontStyle --     *            字体样式     * @param color --     *            字体颜色     * @param fontSize --     *            字体大小     * @param x --     *            偏移量     * @param y     */     public static void pressText(String pressText, String targetImg,            String fontName, int fontStyle, int color, int fontSize, int x,            int y) {        try {            File _file = new File(targetImg);            Image src = ImageIO.read(_file);            int wideth = src.getWidth(null);            int height = src.getHeight(null);            BufferedImage image = new BufferedImage(wideth, height,                    BufferedImage.TYPE_INT_RGB);            Graphics g = image.createGraphics();            g.drawImage(src, 0, 0, wideth, height, null);                         g.setColor(Color.RED);            g.setFont(new Font(fontName, fontStyle, fontSize));             g.drawString(pressText, wideth - fontSize - x, height - fontSize                    / 2 - y);            g.dispose();            FileOutputStream out = new FileOutputStream(targetImg);            JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);            encoder.encode(image);            out.close();        } catch (Exception e) {            System.out.println(e);        }    }     public static void main(String[] args) {        pressImage("F:/logo.png",          "F:/123.jpg", 0, 0);    }}