Statistics
| Branch: | Revision:

ffmpeg / libavutil / intfloat_readwrite.h @ 5b21bdab

History | View | Annotate | Download (1.25 KB)

1
/*
2
 * copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at>
3
 *
4
 * This file is part of FFmpeg.
5
 *
6
 * FFmpeg is free software; you can redistribute it and/or
7
 * modify it under the terms of the GNU Lesser General Public
8
 * License as published by the Free Software Foundation; either
9
 * version 2.1 of the License, or (at your option) any later version.
10
 *
11
 * FFmpeg is distributed in the hope that it will be useful,
12
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14
 * Lesser General Public License for more details.
15
 *
16
 * You should have received a copy of the GNU Lesser General Public
17
 * License along with FFmpeg; if not, write to the Free Software
18
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19
 */
20

    
21
#ifndef FFMPEG_INTFLOAT_READWRITE_H
22
#define FFMPEG_INTFLOAT_READWRITE_H
23

    
24
#include "common.h"
25

    
26
/* IEEE 80 bits extended float */
27
typedef struct AVExtFloat  {
28
    uint8_t exponent[2];
29
    uint8_t mantissa[8];
30
} AVExtFloat;
31

    
32
double av_int2dbl(int64_t v);
33
float av_int2flt(int32_t v);
34
double av_ext2dbl(const AVExtFloat ext);
35
int64_t av_dbl2int(double d);
36
int32_t av_flt2int(float d);
37
AVExtFloat av_dbl2ext(double d);
38

    
39
#endif /* FFMPEG_INTFLOAT_READWRITE_H */