From a80b002687a0eb6fcf4bd3550e9c58dcaa00be73 Mon Sep 17 00:00:00 2001 From: diego Date: Wed, 21 Nov 2007 09:25:10 +0000 Subject: Rename timer-lx.c --> timer-linux.c. git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@25129 b3059339-0415-0410-9bf9-f77b7e298cf2 --- osdep/timer-linux.c | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 osdep/timer-linux.c (limited to 'osdep/timer-linux.c') diff --git a/osdep/timer-linux.c b/osdep/timer-linux.c new file mode 100644 index 0000000000..5b6010b154 --- /dev/null +++ b/osdep/timer-linux.c @@ -0,0 +1,74 @@ +// Precise timer routines for LINUX (C) LGB & A'rpi/ASTRAL + +#include +#ifdef __BEOS__ +#define usleep(t) snooze(t) +#endif +#include +#include +#include +#include "config.h" + +const char *timer_name = +#ifdef HAVE_NANOSLEEP + "nanosleep()"; +#else + "usleep()"; +#endif + +int usec_sleep(int usec_delay) +{ +#ifdef HAVE_NANOSLEEP + struct timespec ts; + ts.tv_sec = usec_delay / 1000000; + ts.tv_nsec = (usec_delay % 1000000) * 1000; + return nanosleep(&ts, NULL); +#else + return usleep(usec_delay); +#endif +} + +// Returns current time in microseconds +unsigned int GetTimer(void){ + struct timeval tv; +// float s; + gettimeofday(&tv,NULL); +// s=tv.tv_usec;s*=0.000001;s+=tv.tv_sec; + return (tv.tv_sec*1000000+tv.tv_usec); +} + +// Returns current time in milliseconds +unsigned int GetTimerMS(void){ + struct timeval tv; +// float s; + gettimeofday(&tv,NULL); +// s=tv.tv_usec;s*=0.000001;s+=tv.tv_sec; + return (tv.tv_sec*1000+tv.tv_usec/1000); +} + +static unsigned int RelativeTime=0; + +// Returns time spent between now and last call in seconds +float GetRelativeTime(void){ +unsigned int t,r; + t=GetTimer(); +// t*=16;printf("time=%ud\n",t); + r=t-RelativeTime; + RelativeTime=t; + return (float)r * 0.000001F; +} + +// Initialize timer, must be called at least once at start +void InitTimer(void){ + GetRelativeTime(); +} + + +#if 0 +void main(void){ + float t=0; + InitTimer(); + while(1){ t+=GetRelativeTime();printf("time= %10.6f\r",t);fflush(stdout); } +} +#endif + -- cgit v1.2.3