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FFmpeg/libavutil/time.c
Michael Niedermayer 104c914640 libavutil: fix author attribution
Libav.org has removed this while moving the code around

For reference, the code was originally added in:
commit 9aeeeb63f7
Author: Fabrice Bellard <fabrice@bellard.org>
Date:   Wed Dec 20 00:02:47 2000 +0000

    Initial revision

    Originally committed as revision 2 to svn://svn.ffmpeg.org/ffmpeg/trunk
--
The function name originates from:
commit 9498853132
Author: Fabrice Bellard <fabrice@bellard.org>
Date:   Thu Jul 25 16:01:46 2002 +0000

    more consistent naming

    Originally committed as revision 802 to svn://svn.ffmpeg.org/ffmpeg/trunk

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-06-20 23:51:02 +02:00

49 lines
1.4 KiB
C

/*
* Copyright (c) 2000-2003 Fabrice Bellard
*
* This file is part of FFmpeg.
*
* FFmpeg 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 2.1 of the License, or (at your option) any later version.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include <stddef.h>
#include <stdint.h>
#if HAVE_GETTIMEOFDAY
#include <sys/time.h>
#elif HAVE_GETSYSTEMTIMEASFILETIME
#include <windows.h>
#endif
#include "libavutil/time.h"
int64_t av_gettime(void)
{
#if HAVE_GETTIMEOFDAY
struct timeval tv;
gettimeofday(&tv, NULL);
return (int64_t)tv.tv_sec * 1000000 + tv.tv_usec;
#elif HAVE_GETSYSTEMTIMEASFILETIME
FILETIME ft;
int64_t t;
GetSystemTimeAsFileTime(&ft);
t = (int64_t)ft.dwHighDateTime << 32 | ft.dwLowDateTime;
return t / 10 - 11644473600000000; /* Jan 1, 1601 */
#else
return -1;
#endif
}