Reference
Copyrights (C) From october 2004, David Tschumperlé - GREYC UMR CNRS 6072, Image team.
Copyrights (C) January->September 2004, David Tschumperlé.
Copyrights (C) 2000->2003, David Tschumperlé - INRIA Sophia-Antipolis. Odyssée group.