说明：  本程序基于MATLAB编写，用于加密一幅彩色图像，通过将图像分解为RGB三通道，并且用颜色索引发完成图像的加密，程序中包含了解谜代码
(The program based on MATLAB, is used to encrypt a color image, through the image is decomposed into RGB three-channel, and complete the image encryption with color hair, understand the enigma code were included in the program)