ffmpeg -an -s 640x480 -r 20.00 -i $1.avi -vcodec rawvideo -pix_fmt yuv420p -f rawvideo - | \
  ffmpeg -an -f rawvideo -s 400x300 -r 20.00 -i - -f yuv4mpegpipe - | \
 theora_encoder_example --video-rate-target 512k - -o tmp.ogv

ffmpeg -y -i $1.avi -vn -acodec libvorbis -ac 2 -ab 128k -ar 44100 audio.ogg

#oggz-comment audio.ogg -o audio2.ogg TITLE=âCape Cod Marshâ ARTIST=âTracey Jaquithâ LICENSE=âhttp://creativecommons.org/licenses/publicdomain/â DATE=â2004â³ ORGANIZATION=âDumb Bunny Productionsâ LOCATION=http://www.archive.org/details/CapeCodMarsh

oggzmerge tmp.ogv audio.ogg -o $1.ogv