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IPCV >> Image Transforms > imdct

imdct

Discrete cosine transform (DCT)

Syntax

y = imdct(x);

Parameters

x :

Input Matrix (1D or 2D)

y :

Output Matrix same dimension with x

Description

Performs a forward discrete Cosine transform of 1D or 2D array.

Examples

S = imread(fullpath(getIPCVpath() + "/images/measure_gray.jpg"));
y = imdct(S);
imshow(y,jet(256));

See also

Authors


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