Every time {HEAD ~ the count value} of {TAIL ~ the white dot counter} 96 reaches the predetermined value, it is determined that an image block is spaced apart from the preceding one 
Every time { HEAD ~ the count value } of { TAIL ~ the white dot counter } 96 reaches the predetermined value , it is determined that an image block is spaced apart from the preceding one
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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