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aggregator: More fixes around locking when accessing protected private fields

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In some more places we were accessing GstAggregator->segment
and GstAggregator->seqnum without holding the GST_OBJECT_LOCK

https://bugzilla.gnome.org/show_bug.cgi?id=742684
This commit is contained in:
Thibault Saunier 2015-01-26 11:32:47 +01:00 committed by Tim-Philipp Müller
parent ae12041f0c
commit 97eab82ddf
1 changed files with 12 additions and 2 deletions
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14
libs/gst/base/gstaggregator.c
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@ -494,9 +494,13 @@ gst_aggregator_push_eos (GstAggregator * self)
GstEvent *event;
gst_aggregator_push_mandatory_events (self);
self->priv->send_eos = FALSE;
event = gst_event_new_eos ();
GST_OBJECT_LOCK (self);
self->priv->send_eos = FALSE;
gst_event_set_seqnum (event, self->priv->seqnum);
GST_OBJECT_UNLOCK (self);
gst_pad_push_event (self->srcpad, event);
}
@ -883,7 +887,10 @@ gst_aggregator_default_sink_event (GstAggregator * self,
GST_OBJECT_LOCK (aggpad);
gst_event_copy_segment (event, &aggpad->segment);
GST_OBJECT_UNLOCK (aggpad);
GST_OBJECT_LOCK (self);
self->priv->seqnum = gst_event_get_seqnum (event);
GST_OBJECT_UNLOCK (self);
goto eat;
}
case GST_EVENT_STREAM_START:
@ -1246,10 +1253,13 @@ gst_aggregator_send_event (GstElement * element, GstEvent * event)
gst_event_parse_seek (event, &rate, &fmt, &flags, &start_type,
&start, &stop_type, &stop);
GST_OBJECT_LOCK (self);
gst_segment_do_seek (&self->segment, rate, fmt, flags, start_type, start,
stop_type, stop, NULL);
self->priv->seqnum = gst_event_get_seqnum (event);
GST_OBJECT_UNLOCK (self);
GST_DEBUG_OBJECT (element, "Storing segment %" GST_PTR_FORMAT, event);
}
GST_STATE_UNLOCK (element);