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/***
This file is part of PulseAudio.
PulseAudio 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.
PulseAudio 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.
***/
#ifndef fooruntimetestutilhfoo
#define fooruntimetestutilhfoo
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <math.h>
#include <pulsecore/macro.h>
#include <pulse/rtclock.h>
#define PA_RUNTIME_TEST_RUN_START(l, t1, t2) \
{ \
int _j, _k; \
int _times = (t1), _times2 = (t2); \
pa_usec_t _start, _stop; \
pa_usec_t _min = INT_MAX, _max = 0; \
double _s1 = 0, _s2 = 0; \
const char *_label = (l); \
\
for (_k = 0; _k < _times2; _k++) { \
_start = pa_rtclock_now(); \
for (_j = 0; _j < _times; _j++)
#define PA_RUNTIME_TEST_RUN_STOP \
_stop = pa_rtclock_now(); \
\
if (_min > (_stop - _start)) _min = _stop - _start; \
if (_max < (_stop - _start)) _max = _stop - _start; \
_s1 += _stop - _start; \
_s2 += (_stop - _start) * (_stop - _start); \
} \
pa_log_debug("%s: %llu usec (avg: %g, min = %llu, max = %llu, stddev = %g).", _label, \
(long long unsigned int)_s1, \
((double)_s1 / _times2), \
(long long unsigned int)_min, \
(long long unsigned int)_max, \
sqrt(_times2 * _s2 - _s1 * _s1) / _times2); \
}
#endif
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