说明：  ％ 这是参照 University of California 提供的 MPEG 源代码的基础上编制的。 ％用分块方法（8x8的块）对图象做zigzag变换， ％效率极高，程序简洁，属信息隐藏中常用的方法之一。 ％作者：辽宁大学 信息学院 范铁生 ％email:fts0@163.com
( This is a reference to University of California to provide the MPEG source code based on the establishment. Of sub-block method (8x8 block) to make zigzag transform images, high efficiency and simple procedure, which is commonly used in information hiding methods. Author: Liaoning University School of Informatics Fan Tiesheng email: fts0@163.com)