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steganography function to using DCT algorithms

JSteg隐写技术matlab实现代码--基本思想：用秘密信息比特直接替换JPEG图像中量化后DCT系数的最低比特位，但若量化后DCT系数为0或者1，则不进行处理。（DCT系数的LSB嵌入） -JSteg steganography matlab code- the basic idea: direct replacement with the secret information bits JPEG image quantized DCT coefficients in the leas

图像的DCT变换域的隐写matlab程序代码-DCT transform domain image steganography matlab code

Steganography in the DCT Domain matlab code