diff options
Diffstat (limited to 'src/pulsecore/sink.c')
-rw-r--r-- | src/pulsecore/sink.c | 54 |
1 files changed, 51 insertions, 3 deletions
diff --git a/src/pulsecore/sink.c b/src/pulsecore/sink.c index e04fc08a..1580cf2e 100644 --- a/src/pulsecore/sink.c +++ b/src/pulsecore/sink.c @@ -843,13 +843,27 @@ 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); + pa_assert(pa_cvolume_valid(volume)); + pa_assert(pa_cvolume_compatible(volume, &s->sample_spec)); - 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) { + if (pa_hook_fire(&s->core->hooks[PA_CORE_HOOK_SINK_SET_VOLUME], &data) < 0) + return; + + changed = !pa_cvolume_equal(&data.volume, &s->volume); + } + + s->volume = data.volume; if (s->set_volume && s->set_volume(s) < 0) s->set_volume = NULL; @@ -977,7 +991,7 @@ unsigned pa_sink_linked_by(pa_sink *s) { ret = pa_idxset_size(s->inputs); /* We add in the number of streams connected to us here. Please - * not the asymmmetry to pa_sink_used_by()! */ + * note the asymmmetry to pa_sink_used_by()! */ if (s->monitor_source) ret += pa_source_linked_by(s->monitor_source); @@ -1001,6 +1015,40 @@ unsigned pa_sink_used_by(pa_sink *s) { return ret - s->n_corked; } +/* Called from main thread */ +unsigned pa_sink_check_suspend(pa_sink *s) { + unsigned ret; + pa_sink_input *i; + uint32_t idx; + + pa_sink_assert_ref(s); + + if (!PA_SINK_IS_LINKED(s->state)) + return 0; + + ret = 0; + + for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx))) { + pa_sink_input_state_t st; + + st = pa_sink_input_get_state(i); + pa_assert(PA_SINK_INPUT_IS_LINKED(st)); + + if (st == PA_SINK_INPUT_CORKED) + continue; + + if (i->flags & PA_SINK_INPUT_DONT_INHIBIT_AUTO_SUSPEND) + continue; + + ret ++; + } + + if (s->monitor_source) + ret += pa_source_check_suspend(s->monitor_source); + + return ret; +} + /* Called from IO thread, except when it is not */ int pa_sink_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk) { pa_sink *s = PA_SINK(o); |