mencoder "filename"  -o "output filename" -vf scale=480:272,harddup -af channels=2 -srate 44100 -oac faac -faacopts br=128:mpeg=4:object=2 -ovc x264 -ffourcc avc1 -x264encopts me=umh:level_idc=13:keyint=250:frameref=1:bframes=0:threads=auto:profile=main:rc_lookahead=60:crf=21 -aspect 16:9 -mc 3 -subfont C://Windows//Fonts//arialbd.ttf -subpos 100 -subcp cpUnicode -subfont-text-scale 3