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baseaudiosink: recalibrate clock on setcaps

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Because the spec for the ringbuffer can change when changing
the caps, we must recalibrate the clock.

https://bugzilla.gnome.org/show_bug.cgi?id=610443
This commit is contained in:
Thijs Vermeir 2010-02-19 12:54:18 +01:00 committed by Sebastian Dröge
parent c867f677c0
commit dad50ad1fe
1 changed files with 8 additions and 0 deletions
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8
gst-libs/gst/audio/gstbaseaudiosink.c
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@ -727,6 +727,7 @@ gst_base_audio_sink_setcaps (GstBaseSink * bsink, GstCaps * caps)
GstBaseAudioSink *sink = GST_BASE_AUDIO_SINK (bsink);
GstRingBufferSpec *spec;
GstClockTime now;
GstClockTime crate_num, crate_denom;
if (!sink->ringbuffer)
return FALSE;
@ -765,6 +766,13 @@ gst_base_audio_sink_setcaps (GstBaseSink * bsink, GstCaps * caps)
gst_ring_buffer_activate (sink->ringbuffer, TRUE);
}
/* due to possible changes in the spec file we should recalibrate the clock */
gst_clock_get_calibration (sink->provided_clock, NULL, NULL,
&crate_num, &crate_denom);
gst_clock_set_calibration (sink->provided_clock,
gst_clock_get_internal_time (sink->provided_clock), now, crate_num,
crate_denom);
/* calculate actual latency and buffer times.
* FIXME: In 0.11, store the latency_time internally in ns */
spec->latency_time = gst_util_uint64_scale (spec->segsize,