2 * arbitrary precision integers
3 * Copyright (c) 2004 Michael Niedermayer <michaelni@gmx.at>
5 * This file is part of FFmpeg.
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
25 * arbitrary precision integers
26 * @author Michael Niedermayer <michaelni@gmx.at>
32 #define AV_INTEGER_SIZE 8
34 typedef struct AVInteger{
35 uint16_t v[AV_INTEGER_SIZE];
38 AVInteger av_add_i(AVInteger a, AVInteger b);
39 AVInteger av_sub_i(AVInteger a, AVInteger b);
40 int av_log2_i(AVInteger a);
41 AVInteger av_mul_i(AVInteger a, AVInteger b);
42 int av_cmp_i(AVInteger a, AVInteger b);
43 AVInteger av_shr_i(AVInteger a, int s);
44 AVInteger av_mod_i(AVInteger *quot, AVInteger a, AVInteger b);
45 AVInteger av_div_i(AVInteger a, AVInteger b);
46 AVInteger av_int2i(int64_t a);
47 int64_t av_i2int(AVInteger a);