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authorArun Raghavan <arun.raghavan@collabora.co.uk>2011-01-11 23:58:25 +0530
committerColin Guthrie <cguthrie@mandriva.org>2011-02-01 10:38:27 +0000
commit67d188894c7e74fe78e14db566a11cfe2d500114 (patch)
tree357395ffd0401419fb01cfdd338e0c3892d1f64d /src
parent6b280e97e317ecf5250b935522392e71f6642ab3 (diff)
client: Don't update smoother while corked
This prevents the smoother attached to the stream clock from being updated while the stream is corked, which in turn ensures that once corking is completed, pa_stream_get_time() always returns the same value until the stream is uncorked - i.e., the clock does not advance when the client believes that it will not. The actual call to pa_smoother_put() happens on things like stream suspend/unsuspend, which trigger timing updates. This changes the smoother coefficients, which means that a call to pa_smoother_get() for the same value of 'x' can return different values before and after a timing update.
Diffstat (limited to 'src')
-rw-r--r--src/pulse/stream.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/pulse/stream.c b/src/pulse/stream.c
index 8da40eca..f825ed9b 100644
--- a/src/pulse/stream.c
+++ b/src/pulse/stream.c
@@ -1717,8 +1717,8 @@ static void stream_get_timing_info_callback(pa_pdispatch *pd, uint32_t command,
i->read_index -= (int64_t) pa_memblockq_get_length(o->stream->record_memblockq);
}
- /* Update smoother */
- if (o->stream->smoother) {
+ /* Update smoother if we're not corked */
+ if (o->stream->smoother && !o->stream->corked) {
pa_usec_t u, x;
u = x = pa_rtclock_now() - i->transport_usec;