LCOV - code coverage report
Current view: top level - tests - smoother-test.c (source / functions) Hit Total Coverage
Test: lcov.out Lines: 20 22 90.9 %
Date: 2012-07-17 Functions: 1 1 100.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 11 14 78.6 %

           Branch data     Line data    Source code
       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 <pulse/timeval.h>
      28                 :            : 
      29                 :            : #include <pulsecore/log.h>
      30                 :            : #include <pulsecore/time-smoother.h>
      31                 :            : 
      32                 :          1 : int main(int argc, char*argv[]) {
      33                 :            :     pa_usec_t x;
      34                 :          1 :     unsigned u = 0;
      35                 :            :     pa_smoother *s;
      36                 :            :     int m;
      37                 :            : 
      38                 :            : /*     unsigned msec[] = { */
      39                 :            : /*         200, 200, */
      40                 :            : /*         300, 320, */
      41                 :            : /*         400, 400, */
      42                 :            : /*         500, 480, */
      43                 :            : /*         0, 0 */
      44                 :            : /*     }; */
      45                 :            : 
      46                 :            :     int msec[200];
      47                 :            : 
      48                 :          1 :     srand(0);
      49                 :            : 
      50         [ -  + ]:          1 :     if (!getenv("MAKE_CHECK"))
      51                 :          1 :         pa_log_set_level(PA_LOG_DEBUG);
      52                 :            : 
      53         [ +  + ]:        101 :     for (m = 0, u = 0; u < PA_ELEMENTSOF(msec); u+= 2) {
      54                 :            : 
      55                 :        100 :         msec[u] = m+1 + (rand() % 100) - 50;
      56                 :        100 :         msec[u+1] = m + (rand() % 2000) - 1000   + 5000;
      57                 :            : 
      58                 :        100 :         m += rand() % 100;
      59                 :            : 
      60         [ -  + ]:        100 :         if (msec[u] < 0)
      61                 :          0 :             msec[u] = 0;
      62                 :            : 
      63         [ -  + ]:        100 :         if (msec[u+1] < 0)
      64                 :          0 :             msec[u+1] = 0;
      65                 :            :     }
      66                 :            : 
      67                 :          1 :     s = pa_smoother_new(700*PA_USEC_PER_MSEC, 2000*PA_USEC_PER_MSEC, FALSE, TRUE, 6, 0, TRUE);
      68                 :            : 
      69         [ +  + ]:      10001 :     for (x = 0, u = 0; x < PA_USEC_PER_SEC * 10; x += PA_USEC_PER_MSEC) {
      70                 :            : 
      71 [ +  + ][ +  + ]:      10100 :         while (u < PA_ELEMENTSOF(msec) && (pa_usec_t) msec[u]*PA_USEC_PER_MSEC < x) {
      72                 :        100 :             pa_smoother_put(s, (pa_usec_t) msec[u] * PA_USEC_PER_MSEC, (pa_usec_t) msec[u+1] * PA_USEC_PER_MSEC);
      73                 :        100 :             pa_log_debug("%i\t\t%i", msec[u],  msec[u+1]);
      74                 :        100 :             u += 2;
      75                 :            : 
      76                 :        100 :             pa_smoother_resume(s, (pa_usec_t) msec[u] * PA_USEC_PER_MSEC, TRUE);
      77                 :            :         }
      78                 :            : 
      79                 :      10000 :         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));
      80                 :            :     }
      81                 :            : 
      82                 :          1 :     pa_smoother_free(s);
      83                 :            : 
      84                 :            :     return 0;
      85                 :            : }

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