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该软件和代码实现的功能是对图象的加密和解密,运行环境是Xp+matlab,代码中有说明,很容易看明白.-the software code and the functions of the image of encryption and decryption, the environment is Xp Matlab, the code is described, it is easy to see to understand.
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加文字进bmp格式的图片文件，文字可以很容易地用256字节密钥以Rijndael算法加密/解密-Add language into bmp format image files, text can be easily used 256-byte key to Rijndael algorithm for encryption/decryption
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digital image processing is important
it has image encryption an d decryption
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实习图像的DCT变换与反变换，及图像加解密功能。-Practical image DCT transform and inverse transform, and image encryption and decryption.
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