Original commit message from CVS:
* sys/v4l2/gstv4l2src.c: (gst_v4l2src_v4l2fourcc_to_caps),
(gst_v4l2_fourcc_from_structure):
Add Y41B/Y42B YUV formats (see #125732), fix Y41P (was typo'ed to
Y41B somewhere).