The picture transformer generates and outputs a picture obtained by rearraying {HEAD ~ an input picture} from {TAIL ~ an alternating scanning line basis} 
The picture transformer generates and outputs a picture obtained by rearraying { HEAD ~ an input picture } from { TAIL ~ an alternating scanning line basis }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL