//图像的裁剪，缩放

　　CropImageFilter filter=new CropImageFilter(x,y,w,h);

　　ReplicateScaleFilter filter=new ReplicateScaleFilter(w/2,h/2);

　　AreaAveragingScaleFilter filter=new AreaAveragingScaleFilter(w/2,h/2);

　　FilteredImageSource fis=new FilteredImageSource(im.getSource(),filter);

　　im_des=createImage(fis);

　　编辑特别推荐: