basetransform: Do not check if NULL is an emtpy caps

gst_base_transform_transform_caps can return NULL in various conditions
thus we should not treat its result as valid caps.

In all other places NULL is properly handled.
This commit is contained in:
Thibault Saunier 2018-07-18 21:13:57 -04:00
parent 4f3aea316a
commit 1f3ef7aa01

View file

@ -652,7 +652,7 @@ gst_base_transform_query_caps (GstBaseTransform * trans, GstPad * pad,
GST_DEBUG_OBJECT (pad, "transformed %" GST_PTR_FORMAT, peerfilter);
gst_caps_unref (temp);
if (!gst_caps_is_empty (peerfilter)) {
if (peerfilter && !gst_caps_is_empty (peerfilter)) {
/* and filter against the template of the other pad */
GST_DEBUG_OBJECT (pad, "our template %" GST_PTR_FORMAT, otempl);
/* We keep the caps sorted like the returned caps */