dct2

PURPOSE

% y = dct2 (x)

SYNOPSIS

function y = dct2 (x, m, n)

DESCRIPTION

% y = dct2 (x)
%   Computes the 2-D discrete cosine transform of matrix x
%
% y = dct2 (x, m, n) or y = dct2 (x, [m n])
%   Computes the 2-D DCT of x after padding or trimming rows to m and
%   columns to n.

CROSS-REFERENCE INFORMATION

This function calls:

dct % y = dct (x, n)

This function is called by: