summaryrefslogtreecommitdiffstats
path: root/src/tests/voltest.c
blob: 4db8ef2850f0e737da39b73282e8b21e59f21f2f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
/* $Id$ */

#include <stdio.h>

#include <polyp/volume.h>
#include <polypcore/gccmacro.h>

int main(PA_GCC_UNUSED int argc, PA_GCC_UNUSED char *argv[]) {
    pa_volume_t v;

    for (v = PA_VOLUME_MUTED; v <= PA_VOLUME_NORM*2; v += 256) {

        double dB = pa_sw_volume_to_dB(v);
        double f = pa_sw_volume_to_linear(v);
        
        printf("Volume: %3i; percent: %i%%; decibel %0.2f; linear = %0.2f; volume(decibel): %3i; volume(linear): %3i\n",
               v, (v*100)/PA_VOLUME_NORM, dB, f, pa_sw_volume_from_dB(dB), pa_sw_volume_from_linear(f));

    }

    return 0;
}