integer.h
资源名称:tcpmp.rar [点击查看]
上传用户:wstnjxml
上传日期:2014-04-03
资源大小:7248k
文件大小:1k
源码类别:
Windows CE
开发平台:
C/C++
- /*
- * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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