采用了迭代混沌，Arnold算法，傅里叶变换加密，小波变换加密对彩色图像的加解密过程-Using iterative chaotic, Arnold algorithm to encrypt the Fourier transform, the wavelet transform color image encryption and decryption process

小波变换中数字水印技术的应用，一种Arnold置乱-Arnold transform in the wavelet

本文件实现的是对水印的加密及解密，有3种方式，猫脸变换，混沌置乱和zigzag置乱。-The file contains sseveral functions, which can encrypt and decrypt the watermark,including Arnold Transform,chaotic and zigzag.

鲁棒数字音频盲水印水印置乱算法实现基于阿诺德变换的离散小波变换，离散余弦变换(Robust Blind Digital Audio Watermarking Implementation Based on Watermark Scrambling Algorithm-Arnold Transform Discrete Wavelet Transform,Discrete Cosine Transform,Erro Cor