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sink-input, source-output: Assign to volume from only one place

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Forcing all volume changes to go through set_volume_direct() makes
it easier to check where the stream volume is changed, and it also
allows us to have only one place where notifications for changed
volume are sent.
This commit is contained in:
Tanu Kaskinen 2014-04-15 13:56:04 +03:00
parent fb70fa22c3
commit 7ac850d3b7
6 changed files with 108 additions and 144 deletions
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7
src/pulsecore/source-output.h
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@ -353,6 +353,13 @@ int pa_source_output_process_msg(pa_msgobject *mo, int code, void *userdata, int
pa_usec_t pa_source_output_set_requested_latency_within_thread(pa_source_output *o, pa_usec_t usec);
/* Called from the main thread, from source.c only. The normal way to set the
* source output volume is to call pa_source_output_set_volume(), but the flat
* volume logic in source.c needs also a function that doesn't do all the extra
* stuff that pa_source_output_set_volume() does. This function simply sets
* o->volume and fires change notifications. */
void pa_source_output_set_volume_direct(pa_source_output *o, const pa_cvolume *volume);
#define pa_source_output_assert_io_context(s) \
pa_assert(pa_thread_mq_get() || !PA_SOURCE_OUTPUT_IS_LINKED((s)->state))