code.delx.au - pulseaudio/blob - src/tests/smoother-test.c

   1 /***
   2   This file is part of PulseAudio.
   3
   4   PulseAudio is free software; you can redistribute it and/or modify
   5   it under the terms of the GNU Lesser General Public License as published
   6   by the Free Software Foundation; either version 2.1 of the License,
   7   or (at your option) any later version.
   8
   9   PulseAudio is distributed in the hope that it will be useful, but
  10   WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12   General Public License for more details.
  13
  14   You should have received a copy of the GNU Lesser General Public License
  15   along with PulseAudio; if not, write to the Free Software
  16   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  17   USA.
  18 ***/
  19
  20 #ifdef HAVE_CONFIG_H
  21 #include <config.h>
  22 #endif
  23
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26
  27 #include <check.h>
  28
  29 #include <pulse/timeval.h>
  30
  31 #include <pulsecore/log.h>
  32 #include <pulsecore/time-smoother.h>
  33
  34 START_TEST (smoother_test) {
  35     pa_usec_t x;
  36     unsigned u = 0;
  37     pa_smoother *s;
  38     int m;
  39
  40 /*     unsigned msec[] = { */
  41 /*         200, 200, */
  42 /*         300, 320, */
  43 /*         400, 400, */
  44 /*         500, 480, */
  45 /*         0, 0 */
  46 /*     }; */
  47
  48     int msec[200];
  49
  50     srand(0);
  51
  52     if (!getenv("MAKE_CHECK"))
  53         pa_log_set_level(PA_LOG_DEBUG);
  54
  55     for (m = 0, u = 0; u < PA_ELEMENTSOF(msec); u+= 2) {
  56
  57         msec[u] = m+1 + (rand() % 100) - 50;
  58         msec[u+1] = m + (rand() % 2000) - 1000   + 5000;
  59
  60         m += rand() % 100;
  61
  62         if (msec[u] < 0)
  63             msec[u] = 0;
  64
  65         if (msec[u+1] < 0)
  66             msec[u+1] = 0;
  67     }
  68
  69     s = pa_smoother_new(700*PA_USEC_PER_MSEC, 2000*PA_USEC_PER_MSEC, false, true, 6, 0, true);
  70
  71     for (x = 0, u = 0; x < PA_USEC_PER_SEC * 10; x += PA_USEC_PER_MSEC) {
  72
  73         while (u < PA_ELEMENTSOF(msec) && (pa_usec_t) msec[u]*PA_USEC_PER_MSEC < x) {
  74             pa_smoother_put(s, (pa_usec_t) msec[u] * PA_USEC_PER_MSEC, (pa_usec_t) msec[u+1] * PA_USEC_PER_MSEC);
  75             pa_log_debug("%i\t\t%i", msec[u],  msec[u+1]);
  76             u += 2;
  77
  78             if (u < PA_ELEMENTSOF(msec))
  79                 pa_smoother_resume(s, (pa_usec_t) msec[u] * PA_USEC_PER_MSEC, true);
  80         }
  81
  82         pa_log_debug("%llu\t%llu", (unsigned long long) (x/PA_USEC_PER_MSEC), (unsigned long long) (pa_smoother_get(s, x)/PA_USEC_PER_MSEC));
  83     }
  84
  85     pa_smoother_free(s);
  86 }
  87 END_TEST
  88
  89 int main(int argc, char *argv[]) {
  90     int failed = 0;
  91     Suite *s;
  92     TCase *tc;
  93     SRunner *sr;
  94
  95     s = suite_create("Smoother");
  96     tc = tcase_create("smoother");
  97     tcase_add_test(tc, smoother_test);
  98     suite_add_tcase(s, tc);
  99
 100     sr = srunner_create(s);
 101     srunner_run_all(sr, CK_NORMAL);
 102     failed = srunner_ntests_failed(sr);
 103     srunner_free(sr);
 104
 105     return (failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
 106 }