The present invention is capable of detecting whether a conversion is being processed and displaying a previous video or {HEAD ~ a predetermined pattern} for {TAIL ~ a predetermined time} during which the conversion is being processed 
The present invention is capable of detecting whether a conversion is being processed and displaying a previous video or { HEAD ~ a predetermined pattern } for { TAIL ~ a predetermined time } during which the conversion is being processed
OTH OTH OTH OTH OTH OTH OTH OTH 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 OTH OTH OTH OTH OTH OTH OTH