v4l2object: Protect against zero PAR num/demu

This fixes an assertion when the driver implement CROPCAP but does
not set the PAR.
This commit is contained in:
Nicolas Dufresne 2018-09-11 00:18:32 +00:00 committed by Nicolas Dufresne
parent 0d88e3553a
commit 4d0f5f056e

View file

@ -4182,7 +4182,7 @@ gst_v4l2_object_probe_caps (GstV4l2Object * v4l2object, GstCaps * filter)
GST_WARNING_OBJECT (v4l2object->dbg_obj,
"Failed to probe pixel aspect ratio with VIDIOC_CROPCAP: %s",
g_strerror (errno));
} else {
} else if (cropcap.pixelaspect.numerator && cropcap.pixelaspect.denominator) {
v4l2object->par = g_new0 (GValue, 1);
g_value_init (v4l2object->par, GST_TYPE_FRACTION);
gst_value_set_fraction (v4l2object->par, cropcap.pixelaspect.numerator,