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core: add a seperate fixed_latency field for sinks/sources with fixed latency

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This commit is contained in:
Lennart Poettering 2009-04-10 01:26:04 +02:00
parent 9ae8ca2c37
commit f7c229d8f9
7 changed files with 67 additions and 28 deletions
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13
src/pulsecore/source-output.c
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@ -520,6 +520,9 @@ void pa_source_output_update_max_rewind(pa_source_output *o, size_t nbytes /* i
pa_usec_t pa_source_output_set_requested_latency_within_thread(pa_source_output *o, pa_usec_t usec) {
pa_source_output_assert_ref(o);
if (!(o->source->flags & PA_SOURCE_DYNAMIC_LATENCY))
usec = o->source->fixed_latency;
if (usec != (pa_usec_t) -1)
usec = PA_CLAMP(usec, o->source->thread_info.min_latency, o->source->thread_info.max_latency);
@ -531,8 +534,6 @@ pa_usec_t pa_source_output_set_requested_latency_within_thread(pa_source_output
/* Called from main context */
pa_usec_t pa_source_output_set_requested_latency(pa_source_output *o, pa_usec_t usec) {
pa_usec_t min_latency, max_latency;
pa_source_output_assert_ref(o);
if (PA_SOURCE_OUTPUT_IS_LINKED(o->state) && o->source) {
@ -544,10 +545,14 @@ pa_usec_t pa_source_output_set_requested_latency(pa_source_output *o, pa_usec_t
* have to touch the thread info data directly */
if (o->source) {
pa_source_get_latency_range(o->source, &min_latency, &max_latency);
if (!(o->source->flags & PA_SOURCE_DYNAMIC_LATENCY))
usec = o->source->fixed_latency;
if (usec != (pa_usec_t) -1)
if (usec != (pa_usec_t) -1) {
pa_usec_t min_latency, max_latency;
pa_source_get_latency_range(o->source, &min_latency, &max_latency);
usec = PA_CLAMP(usec, min_latency, max_latency);
}
}
o->thread_info.requested_source_latency = usec;