void pa_source_output_cb(pa_context *c, const pa_source_output_info *i, int eol, void *userdata)
{
if (eol > 0) {
return;
}
char buf[1024];
const char *prop_key = NULL;
void *prop_state = NULL;
printf("index: %d\n", i->index);
printf("name: %s\n", i->name);
printf("module: %d\n", i->owner_module);
printf("client: %d\n", i->client);
printf("source: %d\n", i->source);
printf("volume: channels:%d, min:%d, max:%d\n",
i->volume.channels,
pa_cvolume_min(&i->volume),
pa_cvolume_max(&i->volume));
printf("resample_method: %s", i->resample_method);
printf("driver: %s\n", i->driver);
printf("mute: %d\n", i->mute);
printf("corked: %d\n", i->corked);
printf("has_volume: %d\n", i->has_volume);
printf("volume_writable: %d\n", i->volume_writable);
while ((prop_key=pa_proplist_iterate(i->proplist, &prop_state))) {
printf(" %s: %s\n", prop_key, pa_proplist_gets(i->proplist, prop_key));
}
printf("format_info: %s\n", pa_format_info_snprint(buf, 1000, i->format));
printf("------------------------------\n");
}
pa_volume_t pa_cvolume_min_mask(const pa_cvolume *a, const pa_channel_map *cm, pa_channel_position_mask_t mask) {
pa_volume_t m = PA_VOLUME_MAX;
unsigned c;
pa_assert(a);
if (!cm)
return pa_cvolume_min(a);
pa_return_val_if_fail(pa_cvolume_compatible_with_channel_map(a, cm), PA_VOLUME_MUTED);
for (c = 0; c < a->channels; c++) {
if (!(PA_CHANNEL_POSITION_MASK(cm->map[c]) & mask))
continue;
if (a->values[c] < m)
m = a->values[c];
}
return m;
}
