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sink-input: add callbacks that are called whenever the mute/volume changes

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This commit is contained in:
Lennart Poettering 2009-08-21 02:56:17 +02:00
parent 52e5d4b1d2
commit 9f97b7cbe1
3 changed files with 38 additions and 6 deletions
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16
src/pulsecore/sink.c
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@ -1380,9 +1380,14 @@ static void propagate_reference_volume(pa_sink *s) {
pa_cvolume_remap(&remapped, &s->channel_map, &i->channel_map);
pa_sw_cvolume_multiply(&i->volume, &remapped, &i->reference_ratio);
/* The reference volume changed, let's tell people so */
if (!pa_cvolume_equal(&old_volume, &i->volume))
/* The volume changed, let's tell people so */
if (!pa_cvolume_equal(&old_volume, &i->volume)) {
if (i->volume_changed)
i->volume_changed(i);
pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
}
}
}
@ -1522,8 +1527,13 @@ static void propagate_real_volume(pa_sink *s, const pa_cvolume *old_real_volume)
pa_sw_cvolume_multiply(&i->volume, &remapped, &i->reference_ratio);
/* Notify if something changed */
if (!pa_cvolume_equal(&old_volume, &i->volume))
if (!pa_cvolume_equal(&old_volume, &i->volume)) {
if (i->volume_changed)
i->volume_changed(i);
pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
}
}
}