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authorDiego 'Flameeyes' Pettenò <flameeyes@gmail.com>2007-05-31 19:31:45 +0200
committerDiego 'Flameeyes' Pettenò <flameeyes@gmail.com>2007-05-31 19:31:45 +0200
commit6c2a2fea3c11e440336e8b39fdbc82c008c1d54e (patch)
tree436c04cd6d7b8318111b1beaa6fa5e990af7201a /src/libmad/fixed.c
parentf8057e9c31400721e7d02ea07728fbb8bd86ec2b (diff)
downloadxine-lib-6c2a2fea3c11e440336e8b39fdbc82c008c1d54e.tar.gz
xine-lib-6c2a2fea3c11e440336e8b39fdbc82c008c1d54e.tar.bz2
Replace libmad with a pristine copy of 0.15.1b, and move it into contrib/.
Diffstat (limited to 'src/libmad/fixed.c')
-rw-r--r--src/libmad/fixed.c81
1 files changed, 0 insertions, 81 deletions
diff --git a/src/libmad/fixed.c b/src/libmad/fixed.c
deleted file mode 100644
index ae02360ca..000000000
--- a/src/libmad/fixed.c
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
- * libmad - MPEG audio decoder library
- * Copyright (C) 2000-2004 Underbit Technologies, Inc.
- *
- * 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
- *
- * $Id: fixed.c,v 1.3 2004/04/22 00:22:36 miguelfreitas Exp $
- */
-
-# ifdef HAVE_CONFIG_H
-# include "config.h"
-# endif
-
-# include "global.h"
-
-# include "fixed.h"
-
-/*
- * NAME: fixed->abs()
- * DESCRIPTION: return absolute value of a fixed-point number
- */
-mad_fixed_t mad_f_abs(mad_fixed_t x)
-{
- return x < 0 ? -x : x;
-}
-
-/*
- * NAME: fixed->div()
- * DESCRIPTION: perform division using fixed-point math
- */
-mad_fixed_t mad_f_div(mad_fixed_t x, mad_fixed_t y)
-{
- mad_fixed_t q, r;
- unsigned int bits;
-
- q = mad_f_abs(x / y);
-
- if (x < 0) {
- x = -x;
- y = -y;
- }
-
- r = x % y;
-
- if (y < 0) {
- x = -x;
- y = -y;
- }
-
- if (q > mad_f_intpart(MAD_F_MAX) &&
- !(q == -mad_f_intpart(MAD_F_MIN) && r == 0 && (x < 0) != (y < 0)))
- return 0;
-
- for (bits = MAD_F_FRACBITS; bits && r; --bits) {
- q <<= 1, r <<= 1;
- if (r >= y)
- r -= y, ++q;
- }
-
- /* round */
- if (2 * r >= y)
- ++q;
-
- /* fix sign */
- if ((x < 0) != (y < 0))
- q = -q;
-
- return q << bits;
-}