java图片处理

各种格式图片读写类 ， 能读取CMYK模式的图片https://github.com/haraldk/TwelveMonkeys，这是官网http://www.randelshofer.ch/monte/

https://github.com/geosolutions-it/imageio-ext/

https://github.com/stain/jai-imageio-core

看过的有用的连接 ：http://stackoverflow.com/questions/2408613/problem-reading-jpeg-image-using-imageio-readfile-file

http://stackoverflow.com/questions/5089324/imageio-cannot-read-image-with-cmyk-color-space

http://stackoverflow.com/questions/2898311/reading-and-writing-out-tiff-image-in-java

http://javapub.iteye.com/blog/687082