diff options
Diffstat (limited to 'src/tests/voltest.c')
-rw-r--r-- | src/tests/voltest.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/tests/voltest.c b/src/tests/voltest.c new file mode 100644 index 00000000..58f1da00 --- /dev/null +++ b/src/tests/voltest.c @@ -0,0 +1,20 @@ +/* $Id$ */ + +#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)); + + } +} |