#/bin/bash
pt=`ogginfo input.ogg`
pt=${pt#*Playback length: }
NL='
'
pt=${pt%%${NL}*}
mins=${pt%m:*}
secs=${pt#*m:}
secs=${secs%s}
secs=${secs%.*}
secs=$(( $mins * 60 + $secs ))
timme=$(($secs/3600))':'$(($secs /60 /10 % 10))$(($secs /60 % 10))':'$(($secs % 60/10))$(($secs % 10))
#static ffmpeg build
~/games/ffmpeg-3.3.3-64bit-static/ffmpeg -i input.ogg -loop 1 -i art.jpg -r 1 -acodec copy -c:v libvpx -b:v 100k -crf 50 -g 100 -speed 1 -t $timme output.webm -y