A video signal Sori prior to zoom processing is input to {HEAD ~ the line memory} 51, and the output of {TAIL ~ the line memory} 511 is input to the multiplying circuit 521 and is also input to the line memory 512 
A video signal Sori prior to zoom processing is input to { HEAD ~ the line memory } 51 , and the output of { TAIL ~ the line memory } 511 is input to the multiplying circuit 521 and is also input to the line memory 512
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH