Simulation of DCT, Walsh, Hadamard, Haar and Slant transform using variable block sizes

by

 

Performs non sinusoidal image transforms on gray-scale images and DCT using the dct matrix.

t=getInvDCTTransform(im,N)
function t=getInvDCTTransform(im,N)
s=dctmtx(N);
t=s'*im*s;

Contact us