providing {HEAD ~ encoded signals} corresponding to {TAIL ~ the encoded region}, the encoded signals comprising a skip block designation, the skip block designation having been selected in accordance with a comparison between a current region of an original image and a reference region; and 
corresponding to
providing { HEAD ~ encoded signals } corresponding to { TAIL ~ the encoded region } , the encoded signals comprising a skip block designation , the skip block designation having been selected in accordance with a comparison between a current region of an original image and a reference region ; and
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH