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sink: Add a set_formats() API

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This adds API to let external sources specify what formats a sink
supports. Sinks must opt-in to allow this, and can perform some
validation if required.
This commit is contained in:
Arun Raghavan 2011-08-12 16:34:28 +05:30
parent b430407f47
commit 485d4dd542
2 changed files with 23 additions and 0 deletions
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7
src/pulsecore/sink.h
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@ -223,6 +223,12 @@ struct pa_sink {
* in descending order of preference. */
pa_idxset* (*get_formats)(pa_sink *s); /* ditto */
/* Called to set the list of formats supported by the sink. Can be
* NULL if the sink does not support this. Returns TRUE on success,
* FALSE otherwise (for example when an unsupportable format is
* set). Makes a copy of the formats passed in. */
pa_bool_t (*set_formats)(pa_sink *s, pa_idxset *formats); /* ditto */
/* Contains copies of the above data so that the real-time worker
* thread can work without access locking */
struct {
@ -434,6 +440,7 @@ void pa_sink_move_all_finish(pa_sink *s, pa_queue *q, pa_bool_t save);
void pa_sink_move_all_fail(pa_queue *q);
pa_idxset* pa_sink_get_formats(pa_sink *s);
pa_bool_t pa_sink_set_formats(pa_sink *s, pa_idxset *formats);
pa_bool_t pa_sink_check_format(pa_sink *s, pa_format_info *f);
pa_idxset* pa_sink_check_formats(pa_sink *s, pa_idxset *in_formats);