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time.h
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1 /*
2  * Copyright (c) 2000-2003 Fabrice Bellard
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 AVUTIL_TIME_H
22 #define AVUTIL_TIME_H
23 
24 #include <stdint.h>
25 
26 /**
27  * Get the current time in microseconds.
28  */
29 int64_t av_gettime(void);
30 
31 /**
32  * Sleep for a period of time. Although the duration is expressed in
33  * microseconds, the actual delay may be rounded to the precision of the
34  * system timer.
35  *
36  * @param usec Number of microseconds to sleep.
37  * @return zero on success or (negative) error code.
38  */
39 int av_usleep(unsigned usec);
40 
41 #endif /* AVUTIL_TIME_H */