http://code.google.com/p/musicip-libofa/
LibOFA (Library Open Fingerprint Architecture) is an open-source audio fingerprint created and provided by MusicIP (http://www.musicip.com).
It is available cross-platform (win32, OS X, nix), and available for anyone to use in their own digital music applications.
MusicBrainz, http://musicbrainz.org is a MusicIP partner, and uses our fingerprint technology extensively throughout their site and their database.
The dependencies:
FFTW from http://www.murga-linux.com/puppy/viewto ... 01&t=37832