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volume hooks

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Signed-off-by: Lennart Poettering <lennart@poettering.net>
This commit is contained in:
Marc-Andre Lureau 2008-10-07 01:37:38 +03:00 • committed by Lennart Poettering
parent fa93cb71e8
commit 45412740b8
6 changed files with 52 additions and 9 deletions
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12
src/pulsecore/sink.c
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@ -843,13 +843,21 @@ pa_usec_t pa_sink_get_latency(pa_sink *s) {
/* Called from main thread */
void pa_sink_set_volume(pa_sink *s, const pa_cvolume *volume) {
pa_bool_t changed;
pa_sink_set_volume_data data;
pa_sink_assert_ref(s);
pa_assert(PA_SINK_IS_LINKED(s->state));
pa_assert(volume);
changed = !pa_cvolume_equal(volume, &s->volume);
s->volume = *volume;
data.sink = s;
data.volume = *volume;
changed = !pa_cvolume_equal(&data.volume, &s->volume);
if (changed && pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SINK_SET_VOLUME], &data) < 0)
return;
s->volume = data.volume;
if (s->set_volume && s->set_volume(s) < 0)
s->set_volume = NULL;