#ifndef AVUTIL_TIMER_H
#define AVUTIL_TIMER_H
#include <stdlib.h>
#include <stdint.h>
#include <inttypes.h>
#include "config.h"
#if HAVE_MACH_MACH_TIME_H
#include <mach/mach_time.h>
#endif
#include "log.h"
#if ARCH_ARM
# include "arm/timer.h"
#elif ARCH_PPC
# include "ppc/timer.h"
#elif ARCH_X86
# include "x86/timer.h"
#endif
#if !defined(AV_READ_TIME)
# if HAVE_GETHRTIME
# define AV_READ_TIME gethrtime
# elif HAVE_MACH_ABSOLUTE_TIME
# define AV_READ_TIME mach_absolute_time
# endif
#endif
#ifndef FF_TIMER_UNITS
# define FF_TIMER_UNITS "UNITS"
#endif
#ifdef AV_READ_TIME
#define START_TIMER \
uint64_t tend; \
uint64_t tstart = AV_READ_TIME(); \
#define STOP_TIMER(id) \
tend = AV_READ_TIME(); \
{ \
static uint64_t tsum = 0; \
static int tcount = 0; \
static int tskip_count = 0; \
if (tcount < 2 || \
tend - tstart < 8 * tsum / tcount || \
tend - tstart < 2000) { \
tsum+= tend - tstart; \
tcount++; \
} else \
tskip_count++; \
if (((tcount + tskip_count) & (tcount + tskip_count - 1)) == 0) { \
av_log(NULL, AV_LOG_ERROR, \
"%"PRIu64" " FF_TIMER_UNITS " in %s, %d runs, %d skips\n", \
tsum * 10 / tcount, id, tcount, tskip_count); \
} \
}
#else
#define START_TIMER
#define STOP_TIMER(id) { }
#endif
#endif