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code.delx.au - pulseaudio/blob - src/tests/smoother-test.c
2 This file is part of PulseAudio.
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 of the License,
7 or (at your option) any later version.
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.
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
27 #include <pulsecore/time-smoother.h>
28 #include <pulse/timeval.h>
30 int main(int argc
, char*argv
[]) {
36 /* unsigned msec[] = { */
48 for (m
= 0, u
= 0; u
< PA_ELEMENTSOF(msec
); u
+= 2) {
50 msec
[u
] = m
+1 + (rand() % 100) - 50;
51 msec
[u
+1] = m
+ (rand() % 2000) - 1000;
62 s
= pa_smoother_new(700*PA_USEC_PER_MSEC
, 2000*PA_USEC_PER_MSEC
, TRUE
, 6);
64 for (x
= 0, u
= 0; x
< PA_USEC_PER_SEC
* 10; x
+= PA_USEC_PER_MSEC
) {
66 while (u
< PA_ELEMENTSOF(msec
) && (pa_usec_t
) msec
[u
]*PA_USEC_PER_MSEC
< x
) {
67 pa_smoother_put(s
, msec
[u
]*PA_USEC_PER_MSEC
, msec
[u
+1]*PA_USEC_PER_MSEC
);
68 printf("%i\t\t%i\n", msec
[u
], msec
[u
+1]);
72 printf("%llu\t%llu\n", (unsigned long long) (x
/PA_USEC_PER_MSEC
), (unsigned long long) (pa_smoother_get(s
, x
)/PA_USEC_PER_MSEC
));