An apparatus 9, wherein the converter includes a function which changes {HEAD ~ filtering intensity} for {TAIL ~ down sampling} when converting the decoded video data into the form suitable for the second video encoding format 
An apparatus 9 , wherein the converter includes a function which changes { HEAD ~ filtering intensity } for { TAIL ~ down sampling } when converting the decoded video data into the form suitable for the second video encoding format
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH