mirror of
https://github.com/mpv-player/mpv
synced 2024-12-17 04:15:13 +00:00
67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
/*
|
|
* precise timer routines for Linux/UNIX
|
|
* copyright (C) LGB & A'rpi/ASTRAL
|
|
*
|
|
* This file is part of mpv.
|
|
*
|
|
* mpv is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* mpv 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with mpv. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <unistd.h>
|
|
#include <stdlib.h>
|
|
#include <time.h>
|
|
#include <sys/time.h>
|
|
#include "config.h"
|
|
#include "timer.h"
|
|
|
|
#if HAVE_NANOSLEEP
|
|
void mp_sleep_us(int64_t us)
|
|
{
|
|
if (us < 0)
|
|
return;
|
|
struct timespec ts;
|
|
ts.tv_sec = us / 1000000;
|
|
ts.tv_nsec = (us % 1000000) * 1000;
|
|
nanosleep(&ts, NULL);
|
|
}
|
|
#else
|
|
void mp_sleep_us(int64_t us)
|
|
{
|
|
if (us < 0)
|
|
return;
|
|
usleep(us);
|
|
}
|
|
#endif
|
|
|
|
#if defined(_POSIX_TIMERS) && _POSIX_TIMERS > 0 && defined(CLOCK_MONOTONIC)
|
|
uint64_t mp_raw_time_us(void)
|
|
{
|
|
struct timespec ts;
|
|
if (clock_gettime(CLOCK_MONOTONIC, &ts))
|
|
abort();
|
|
return ts.tv_sec * 1000000LL + ts.tv_nsec / 1000;
|
|
}
|
|
#else
|
|
uint64_t mp_raw_time_us(void)
|
|
{
|
|
struct timeval tv;
|
|
gettimeofday(&tv,NULL);
|
|
return tv.tv_sec * 1000000LL + tv.tv_usec;
|
|
}
|
|
#endif
|
|
|
|
void mp_raw_time_init(void)
|
|
{
|
|
}
|