Java: Adding a watermark to a picture

ImportJava.awt.Color;ImportJava.awt.Graphics2D;ImportJava.awt.Image;ImportJava.awt.image.BufferedImage;ImportJava.io.FileOutputStream;ImportJavax.swing.ImageIcon;ImportCom.sun.image.codec.jpeg.JPEGCodec;ImportCom.sun.image.codec.jpeg.JPEGEncodeParam;ImportCom.sun.image.codec.jpeg.JPEGImageEncoder; Public classWaterMark {/*** Add watermark to image * *@paramFilePath * The path of the picture that needs to be added watermark *@parammarkcontent * Watermark Text *@paramMarkcontentcolor * Color of watermark text *@paramQualnum * Picture quality *@return      */      Public voidCreatemark (String FilePath, String markcontent, Color Markcontentcolor,floatqualnum) {ImageIcon Imgicon=NewImageIcon (FilePath); Image theimg=Imgicon.getimage (); intwidth = theimg.getwidth (NULL); intHeight = theimg.getheight (NULL); BufferedImage Bimage=Newbufferedimage (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/3, HEIGHT/2);//add watermark text and set the contents of the watermark text to appearG.dispose (); Try{FileOutputStream out=NewFileOutputStream (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 ; }     }          Public Static voidMain (string[] args) {WaterMark wm=NewWaterMark (); Wm.createmark ("D://map.jpg", "http://www.90che.com", color.white,70f); }}

2007-09-11

Java: Adding a watermark to a picture