dlna
Newbie level 6
hi,
im working on a watermarking proj. I want help/code in finding a way to select the middle-frequency range dct coefficients.
i have already broken the image into 8x8 blocks and performed 2dct on each of them.
thanks,
im working on a watermarking proj. I want help/code in finding a way to select the middle-frequency range dct coefficients.
i have already broken the image into 8x8 blocks and performed 2dct on each of them.
thanks,