pix_drum : analysis object for the "Silent Drum"
http://www.jaimeoliver.pe/instrumentos/silent-drum
Copyright (c) 2008-2010 Jaime Oliver

based on:
 GEM - Graphics Environment for Multimedia
 Copyright (C) 1997-2000 Mark Danks, Günter Geiger,
 Copyright (c) 2001-2010 IOhannes m zmölnig
 Copyright (c) 2003-2007 James Tittle II,
 Copyright (c) 2003-2008 Chris Clepper et al.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

In the official GEM distribution, the GNU General Public License is
in the file GnuGPL.LICENSE

