ImageStone是一套功能强大的C++图像处理库，它可以在多个平台之间移植。
功能包括：读写图像文件（JPG，GIF，PNG，TIFF，TGA...），显示，柱状图分析，undo/redo支持，超过100种预定义的特效等。
ImageStone is a powerful C++ class library for image manipulation. It is written in pure C++ and is easy to port. Its features include load/save (supports BMP, GIF, JPG, PNG, TIF, ICO, TGA, PCX, PSD...), display, histogram, undo/redo, and image transformation with over 100 predefined effects.
License
ImageStone is free. You can use the code however you want (free or commercial), as long as you don't claim it as your own. (If you use it in your product, I hope I could be notified.
