dct (8*8)

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sumit choubey
sumit choubey 2011-10-14
how to calculate Block-base DCT of an image ....

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Wayne King
Wayne King 2011-10-14
If you have the Image Processing Toolbox.
X = randn(100,100);
fun = @(block_struct) dct2(block_struct.data);
Y = blockproc(X,[8 8],fun);

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