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use pa_source_set_latency_range()/pa_sink_set_latency_range() in the ALSA drivers; fix sleep time calculation

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@2459 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2008-05-17 09:57:32 +00:00
parent 58487ee4e4
commit de8a386460
1 changed files with 6 additions and 5 deletions
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11
src/modules/module-alsa-sink.c
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@ -277,7 +277,7 @@ static int mmap_write(struct userdata *u, pa_usec_t *sleep_usec) {
* need to guarantee that clients only have to keep around
* a single hw buffer length. */
if (pa_bytes_to_usec(left_to_play, &u->sink->sample_spec) > max_sleep_usec/2)
if (pa_bytes_to_usec(left_to_play, &u->sink->sample_spec) > process_usec+max_sleep_usec/2)
break;
if (PA_UNLIKELY(n <= u->hwbuf_unused_frames))
@ -389,7 +389,7 @@ static int unix_write(struct userdata *u, pa_usec_t *sleep_usec) {
* need to guarantee that clients only have to keep around
* a single hw buffer length. */
if (pa_bytes_to_usec(left_to_play, &u->sink->sample_spec) > max_sleep_usec/2)
if (pa_bytes_to_usec(left_to_play, &u->sink->sample_spec) > process_usec+max_sleep_usec/2)
break;
if (PA_UNLIKELY(n <= u->hwbuf_unused_frames))
@ -1318,9 +1318,10 @@ int pa__init(pa_module*m) {
fix_tsched_watermark(u);
u->sink->thread_info.max_rewind = use_tsched ? u->hwbuf_size : 0;
u->sink->max_latency = pa_bytes_to_usec(u->hwbuf_size, &ss);
if (!use_tsched)
u->sink->min_latency = u->sink->max_latency;
pa_sink_set_latency_range(u->sink,
!use_tsched ? pa_bytes_to_usec(u->hwbuf_size, &ss) : (pa_usec_t) -1,
pa_bytes_to_usec(u->hwbuf_size, &ss));
pa_log_info("Using %u fragments of size %lu bytes, buffer time is %0.2fms",
nfrags, (long unsigned) u->fragment_size,