dvb_math.h

V4l driver for DVB HD

/*
 *    dvb_math.h - Integer math functions suitable for DVB driver use
 *
 *    Copyright (C) 2006 Rusty Scott <[e-mail]>
 *
 *    Taken from or51134 and or51211 front end modules which are
 *    Copyright (C) 2005 Kirk Lapray <[e-mail]>
 *
 *    which lifted the integer logarithm code, without modification, directly
 *    from pcHDTV code which is
 *    Copyright (C) 2002 pcHDTV,Inc. & Jack Kelliher <[e-mail]>
 *
 *    All of which was published under the GNU GPL.
 *
 *    Permission has been granted by the original copyright holder to
 *    distribute this code in the dvb_core library under the GNU Lesser
 *    General Public license which is hereafter referenced:
 *
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU Lesser General Public License as
 *    published by the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this program; if not, write to the Free Software
 *    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
 *    USA
 *
 */

#ifndef _DVB_MATH_H_
#define _DVB_MATH_H_

extern unsigned int i10Log10(u32 val);
extern unsigned int i20Log10(u32 val);

#endif /* _DVB_MATH_H_ */

/*
 * Local variables:
 * c-basic-offset: 8
 * End:
 */