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module-rtp-recv: Remove smoother from write index

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It isn't necessary anymore with the new algorithm.  The slow adjust of the
smoother was even detrimental to the accuracy of the rate estimate.
This commit is contained in:
Maarten Bosmans 2011-01-12 07:31:26 +01:00 • committed by Colin Guthrie
parent 2bfc0322c9
commit 2ee4ec507c
1 changed files with 3 additions and 21 deletions
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24
src/modules/rtp/module-rtp-recv.c
View file

@ -52,7 +52,6 @@
#include <pulsecore/macro.h>
#include <pulsecore/atomic.h>
#include <pulsecore/atomic.h>
#include <pulsecore/time-smoother.h>
#include <pulsecore/socket-util.h>
#include <pulsecore/once.h>
@ -104,7 +103,6 @@ struct session {
pa_atomic_t timestamp;
pa_smoother *smoother;
pa_usec_t intended_latency;
pa_usec_t sink_latency;
@ -197,10 +195,9 @@ static void sink_input_suspend_within_thread(pa_sink_input* i, pa_bool_t b) {
pa_sink_input_assert_ref(i);
pa_assert_se(s = i->userdata);
if (b) {
pa_smoother_pause(s->smoother, pa_rtclock_now());
if (b)
pa_memblockq_flush_read(s->memblockq);
} else
else
s->first_packet = FALSE;
}
@ -269,11 +266,6 @@ static int rtpoll_work_cb(pa_rtpoll_item *i) {
} else
pa_rtclock_from_wallclock(&now);
pa_smoother_put(s->smoother, pa_timeval_load(&now), pa_bytes_to_usec((uint64_t) pa_memblockq_get_write_index(s->memblockq), &s->sink_input->sample_spec));
/* Tell the smoother that we are rolling now, in case it is still paused */
pa_smoother_resume(s->smoother, pa_timeval_load(&now), TRUE);
if (pa_memblockq_push(s->memblockq, &chunk) < 0) {
pa_log_warn("Queue overrun");
pa_memblockq_seek(s->memblockq, (int64_t) chunk.length, PA_SEEK_RELATIVE, TRUE);
@ -297,7 +289,7 @@ static int rtpoll_work_cb(pa_rtpoll_item *i) {
pa_log_debug("Updating sample rate");
wi = pa_smoother_get(s->smoother, pa_timeval_load(&now));
wi = pa_bytes_to_usec((uint64_t) pa_memblockq_get_write_index(s->memblockq), &s->sink_input->sample_spec);
ri = pa_bytes_to_usec((uint64_t) pa_memblockq_get_read_index(s->memblockq), &s->sink_input->sample_spec);
pa_log_debug("wi=%lu ri=%lu", (unsigned long) wi, (unsigned long) ri);
@ -508,14 +500,6 @@ static struct session *session_new(struct userdata *u, const pa_sdp_info *sdp_in
s->sdp_info = *sdp_info;
s->rtpoll_item = NULL;
s->intended_latency = LATENCY_USEC;
s->smoother = pa_smoother_new(
PA_USEC_PER_SEC*5,
PA_USEC_PER_SEC*2,
TRUE,
TRUE,
10,
pa_timeval_load(&now),
TRUE);
s->last_rate_update = pa_timeval_load(&now);
s->last_latency = LATENCY_USEC;
s->estimated_rate = (double) sink->sample_spec.rate;
@ -619,8 +603,6 @@ static void session_free(struct session *s) {
pa_sdp_info_destroy(&s->sdp_info);
pa_rtp_context_destroy(&s->rtp_context);
pa_smoother_free(s->smoother);
pa_xfree(s);
}