Separate library install into static and shared installation.
[libav.git] / libavutil / integer.h
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1/*
2 * arbitrary precision integers
3 * Copyright (c) 2004 Michael Niedermayer <michaelni@gmx.at>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
5509bffa 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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18 *
19 */
115329f1 20
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21/**
22 * @file integer.h
23 * arbitrary precision integers
24 * @author Michael Niedermayer <michaelni@gmx.at>
25 */
115329f1 26
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27#ifndef INTEGER_H
28#define INTEGER_H
29
30#define AV_INTEGER_SIZE 8
31
32typedef struct AVInteger{
115329f1 33 uint16_t v[AV_INTEGER_SIZE];
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34} AVInteger;
35
36AVInteger av_add_i(AVInteger a, AVInteger b);
37AVInteger av_sub_i(AVInteger a, AVInteger b);
38int av_log2_i(AVInteger a);
39AVInteger av_mul_i(AVInteger a, AVInteger b);
40int av_cmp_i(AVInteger a, AVInteger b);
41AVInteger av_shr_i(AVInteger a, int s);
42AVInteger av_mod_i(AVInteger *quot, AVInteger a, AVInteger b);
43AVInteger av_div_i(AVInteger a, AVInteger b);
44AVInteger av_int2i(int64_t a);
45int64_t av_i2int(AVInteger a);
46
47#endif // INTEGER_H