by Nasca Octavian Paul.
This program transforms the images and the sounds using single BIG Fourier Transforms (or DCT/DST,etc.). It produces very interesting and strange effects and allows you to transform sounds to images and vice-versa.
To see what it does see the examples
You can download the old versionprogram (in pre-alpha stage) at http://sourceforge.net/projects/hypermammut (click on "Files" tab) or from here (if the download server is not working).