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core: when applying delay memblockq take monitored sink latency into account

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This commit is contained in:
Lennart Poettering 2009-04-14 01:04:17 +02:00
parent 2d94c93957
commit a4cea4e469
1 changed files with 19 additions and 0 deletions
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19
src/pulsecore/source-output.c
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@ -440,6 +440,25 @@ void pa_source_output_push(pa_source_output *o, const pa_memchunk *chunk) {
limit = o->process_rewind ? 0 : o->source->thread_info.max_rewind;
if (limit > 0 && o->source->monitor_of) {
pa_usec_t latency;
size_t n;
/* Hmm, check the latency for knowing how much of the buffered
* data is actually still unplayed and might hence still
* change. This is suboptimal. Ideally we'd have a call like
* pa_sink_get_changeable_size() or so that tells us how much
* of the queued data is actually still changeable. Hence
* FIXME! */
latency = pa_sink_get_latency_within_thread(o->source->monitor_of);
n = pa_usec_to_bytes(latency, &o->source->sample_spec);
if (n < limit)
limit = n;
}
/* Implement the delay queue */
while ((length = pa_memblockq_get_length(o->thread_info.delay_memblockq)) > limit) {
pa_memchunk qchunk;