static VALUE
latency_parse(VALUE self)
{
GstClockTime latency;
gst_event_parse_latency(RGST_EVENT(self), &latency);
return LL2NUM(latency);
}
static gboolean
gst_timestampoverlay_src_event (GstBaseTransform * basetransform, GstEvent * event)
{
GstTimeStampOverlay *timeoverlay = GST_TIMESTAMPOVERLAY (basetransform);
if (GST_EVENT_TYPE (event) == GST_EVENT_LATENCY) {
GstClockTime latency = GST_CLOCK_TIME_NONE;
gst_event_parse_latency (event, &latency);
GST_OBJECT_LOCK (timeoverlay);
timeoverlay->latency = latency;
GST_OBJECT_UNLOCK (timeoverlay);
}
/* Chain up */
return
GST_BASE_TRANSFORM_CLASS (gst_timestampoverlay_parent_class)->src_event
(basetransform, event);
}
static gboolean
gst_webrtc_echo_probe_src_event (GstBaseTransform * btrans, GstEvent * event)
{
GstBaseTransformClass *klass;
GstWebrtcEchoProbe *self = GST_WEBRTC_ECHO_PROBE (btrans);
GstClockTime latency;
GstClockTime upstream_latency = 0;
GstQuery *query;
klass = GST_BASE_TRANSFORM_CLASS (gst_webrtc_echo_probe_parent_class);
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_LATENCY:
gst_event_parse_latency (event, &latency);
query = gst_query_new_latency ();
if (gst_pad_query (btrans->srcpad, query)) {
gst_query_parse_latency (query, NULL, &upstream_latency, NULL);
if (!GST_CLOCK_TIME_IS_VALID (upstream_latency))
upstream_latency = 0;
}
GST_WEBRTC_ECHO_PROBE_LOCK (self);
self->latency = latency;
self->delay = upstream_latency / GST_MSECOND;
GST_WEBRTC_ECHO_PROBE_UNLOCK (self);
GST_DEBUG_OBJECT (self, "We have a latency of %" GST_TIME_FORMAT
" and delay of %ims", GST_TIME_ARGS (latency),
(gint) (upstream_latency / GST_MSECOND));
break;
default:
break;
}
return klass->src_event (btrans, event);
}
