数字水印Linux系统下的实现 Peter Meerwald Dept. of Scientific Computing, University of Salzburg-Watermarking source version 0.4 * bug fixes - wm_xia_{e|d}.c variable level uninitialized - wm_zhu_{e|d}.c variable level uninitialized

强大的图像图形处理，支持多种格式jpg，ico，bmp等，用了就知道，真的很强大，仅用于windows平台，在chm手册中有些说明，到官网也可以下载到其他平台的版本。-powerful image processing liberary for windows. you can also download imagestone for linux/max os from the website in the chm manual.