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