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Diffstat (limited to 'src/tests/runtime-test-util.h')
| -rw-r--r-- | src/tests/runtime-test-util.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/tests/runtime-test-util.h b/src/tests/runtime-test-util.h new file mode 100644 index 0000000..7d3443a --- /dev/null +++ b/src/tests/runtime-test-util.h @@ -0,0 +1,56 @@ +/*** + 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 |