| 給照片加水印 | 發(fā)表時(shí)間: 2006-01-10 10:18 |
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| import java.awt.*; import java.awt.image.*; import java.io.*; import javax.swing.*; import com.sun.image.codec.jpeg.*; public class WaterMark { /** * 給圖片添加水印 * @param filePath 需要添加水印的圖片的路徑 * @param markContent 水印的文字 * @param markContentColor 水印文字的顏色 * @param qualNum 圖片質(zhì)量 * @return */ public boolean createMark(String filePath,String markContent,Color markContentColor,float qualNum) { ImageIcon imgIcon=new ImageIcon(filePath); Image theImg =imgIcon.getImage(); int width=theImg.getWidth(null); int height= theImg.getHeight(null); BufferedImage bimage = new BufferedImage(width,height, BufferedImage.TYPE_INT_RGB); Graphics2D g=bimage.createGraphics(); g.setColor(markContentColor); g.setBackground(Color.white); g.drawImage(theImg, 0, 0, null ); g.drawString(markContent,width/5,height/5); //添加水印的文字和設置水印文字出現的內容 g.dispose(); try{ FileOutputStream out=new FileOutputStream(filePath); JPEGImageEncoder encoder =JPEGCodec.createJPEGEncoder(out); JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(bimage); param.setQuality(qualNum, true); encoder.encode(bimage, param); out.close(); }catch(Exception e) { return false; } return true; } public static void main(String[] args) { WaterMark wm = new WaterMark(); wm.createMark("F:\\2.jpg","newwei2001@yahoo.com.cn",Color.ORANGE,70f); } } | |||
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