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input-selector: Hold pad object lock when changing tags

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Avoid spurious crashes when tags are retrieved just as
new ones arrive.
This commit is contained in:
Jan Schmidt 2014-04-11 22:38:25 +10:00
parent c7295cf4b9
commit a89789366f
1 changed files with 3 additions and 0 deletions
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3
plugins/elements/gstinputselector.c
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@ -506,10 +506,13 @@ gst_selector_pad_event (GstPad * pad, GstObject * parent, GstEvent * event)
gst_event_parse_tag (event, &tags);
GST_OBJECT_LOCK (selpad);
oldtags = selpad->tags;
newtags = gst_tag_list_merge (oldtags, tags, GST_TAG_MERGE_REPLACE);
selpad->tags = newtags;
GST_OBJECT_UNLOCK (selpad);
if (oldtags)
gst_tag_list_unref (oldtags);
GST_DEBUG_OBJECT (pad, "received tags %" GST_PTR_FORMAT, newtags);