how to apply 8x8 dct on a image

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hello
i'm doing project in image splicing detection. in my project there are two models(dct and dwt)..among this two models i expand and extract the features with the help of markov process,and get co-eff of image.
In my base paper first step to "apply 8x8 block dct on the source image pixel array" and getting corresponding dct co-eff array.
tell me now how to apply 8x8 dct to image with matlab code.
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Mohammad Manzurul Islam
Mohammad Manzurul Islam on 6 Feb 2018
have you been able to solve your problem? If so, then can you please share your code?

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Accepted Answer

Wayne King
Wayne King on 28 Sep 2012
Use dct2() and blockproc()

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