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sink, source: Assign to reference_volume from only one place

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Forcing all reference volume changes to go through
set_reference_volume_direct() makes it easier to check where the
reference volume is changed, and it also allows us to have only one
place where notifications for changed reference volume are sent.
This commit is contained in:
Tanu Kaskinen 2014-04-15 13:56:03 +03:00
parent a388b909f3
commit fb70fa22c3
6 changed files with 86 additions and 34 deletions
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7
src/pulsecore/source.h
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@ -426,6 +426,13 @@ bool pa_source_volume_change_apply(pa_source *s, pa_usec_t *usec_to_next);
void pa_source_invalidate_requested_latency(pa_source *s, bool dynamic);
pa_usec_t pa_source_get_latency_within_thread(pa_source *s);
/* Called from the main thread, from source-output.c only. The normal way to
* set the source reference volume is to call pa_source_set_volume(), but the
* flat volume logic in source-output.c needs also a function that doesn't do
* all the extra stuff that pa_source_set_volume() does. This function simply
* sets s->reference_volume and fires change notifications. */
void pa_source_set_reference_volume_direct(pa_source *s, const pa_cvolume *volume);
#define pa_source_assert_io_context(s) \
pa_assert(pa_thread_mq_get() || !PA_SOURCE_IS_LINKED((s)->state))