mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
47 lines
1.5 KiB
47 lines
1.5 KiB
/* |
|
* arbitrary precision integers |
|
* Copyright (c) 2004 Michael Niedermayer <michaelni@gmx.at> |
|
* |
|
* This library 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 of the License, or (at your option) any later version. |
|
* |
|
* This library 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 library; if not, write to the Free Software |
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
* |
|
*/ |
|
|
|
/** |
|
* @file integer.h |
|
* arbitrary precision integers |
|
* @author Michael Niedermayer <michaelni@gmx.at> |
|
*/ |
|
|
|
#ifndef INTEGER_H |
|
#define INTEGER_H |
|
|
|
#define AV_INTEGER_SIZE 8 |
|
|
|
typedef struct AVInteger{ |
|
uint16_t v[AV_INTEGER_SIZE]; |
|
} AVInteger; |
|
|
|
AVInteger av_add_i(AVInteger a, AVInteger b); |
|
AVInteger av_sub_i(AVInteger a, AVInteger b); |
|
int av_log2_i(AVInteger a); |
|
AVInteger av_mul_i(AVInteger a, AVInteger b); |
|
int av_cmp_i(AVInteger a, AVInteger b); |
|
AVInteger av_shr_i(AVInteger a, int s); |
|
AVInteger av_mod_i(AVInteger *quot, AVInteger a, AVInteger b); |
|
AVInteger av_div_i(AVInteger a, AVInteger b); |
|
AVInteger av_int2i(int64_t a); |
|
int64_t av_i2int(AVInteger a); |
|
|
|
#endif // INTEGER_H
|
|
|