mpv/osdep/timer-win2.c

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// Precise timer routines for WINDOWS
#include <windows.h>
#include <mmsystem.h>
#include "timer.h"
// Returns current time in microseconds
unsigned int GetTimer(){
return timeGetTime() * 1000;
}
// Returns current time in milliseconds
unsigned int GetTimerMS(){
return timeGetTime() ;
}
int usec_sleep(int usec_delay){
// Sleep(0) won't sleep for one clocktick as the unix usleep
// instead it will only make the thread ready
// it may take some time until it actually starts to run again
if(usec_delay<1000)usec_delay=1000;
Sleep( usec_delay/1000);
return 0;
}
static DWORD RelativeTime = 0;
float GetRelativeTime(){
DWORD t, r;
t = GetTimer();
r = t - RelativeTime;
RelativeTime = t;
return (float) r *0.000001F;
}
void InitTimer(){
GetRelativeTime();
}