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, see <http://www.gnu.org/licenses/>.
16 ***/
17
18 #ifdef HAVE_CONFIG_H
19 #include <config.h>
20 #endif
21
22 #include <stdio.h>
23 #include <stdlib.h>
24
25 #include <check.h>
26
27 #include <pulse/timeval.h>
28
29 #include <pulsecore/log.h>
30 #include <pulsecore/time-smoother.h>
31
START_TEST(smoother_test)32 START_TEST (smoother_test) {
33 pa_usec_t x;
34 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 srand(0);
49
50 if (!getenv("MAKE_CHECK"))
51 pa_log_set_level(PA_LOG_DEBUG);
52
53 for (m = 0, u = 0; u < PA_ELEMENTSOF(msec); u+= 2) {
54
55 msec[u] = m+1 + (rand() % 100) - 50;
56 msec[u+1] = m + (rand() % 2000) - 1000 + 5000;
57
58 m += rand() % 100;
59
60 if (msec[u] < 0)
61 msec[u] = 0;
62
63 if (msec[u+1] < 0)
64 msec[u+1] = 0;
65 }
66
67 s = pa_smoother_new(700*PA_USEC_PER_MSEC, 2000*PA_USEC_PER_MSEC, false, true, 6, 0, true);
68
69 for (x = 0, u = 0; x < PA_USEC_PER_SEC * 10; x += PA_USEC_PER_MSEC) {
70
71 while (u < PA_ELEMENTSOF(msec) && (pa_usec_t) msec[u]*PA_USEC_PER_MSEC < x) {
72 pa_smoother_put(s, (pa_usec_t) msec[u] * PA_USEC_PER_MSEC, (pa_usec_t) msec[u+1] * PA_USEC_PER_MSEC);
73 pa_log_debug("%i\t\t%i", msec[u], msec[u+1]);
74 u += 2;
75
76 if (u < PA_ELEMENTSOF(msec))
77 pa_smoother_resume(s, (pa_usec_t) msec[u] * PA_USEC_PER_MSEC, true);
78 }
79
80 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));
81 }
82
83 pa_smoother_free(s);
84 }
85 END_TEST
86
main(int argc,char * argv[])87 int main(int argc, char *argv[]) {
88 int failed = 0;
89 Suite *s;
90 TCase *tc;
91 SRunner *sr;
92
93 s = suite_create("Smoother");
94 tc = tcase_create("smoother");
95 tcase_add_test(tc, smoother_test);
96 suite_add_tcase(s, tc);
97
98 sr = srunner_create(s);
99 srunner_run_all(sr, CK_NORMAL);
100 failed = srunner_ntests_failed(sr);
101 srunner_free(sr);
102
103 return (failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
104 }
105