code for DCT2 in matlab

Hi all

can anybody give me the code for implementing formula that is there for dct2...??

i know there is inbuilt function dct2() in matlab,,,, but i need the code to do the same..

Thanks in advance.

Answer 1

[Kevin Sharp]

Just type "dct2" in an editor window. Then right click it an select "open dct2". The code is there.