本程序通过混合光学双稳模型的迭代方程对多媒体文件进行混沌加密、解密（加密解密文件分别以.en和.de结尾），并显示加密、解密的结果。-the procedures adopted hybrid optical bistable iterative equation model of multimedia documents chaotic encryption, decryption (encryption and decryption of documents respectively. and en. de end), and that encryption, decryption results.