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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 */
  42.