Ubuntu - make youtube demo

ubuntu make youtube demo

Desktop recording tool
sudo apt-get install gtk-recordmydesktop

Ogv to avi converting
sudo apt-get install mencoder

Converting command
mencoder filename.ogv -ovc xvid -oac mp3lame -xvidencopts pass=1 -o filename.avi

Converting script
mcedit ogv2avi.sh

#!/bin/bash
# ogv to avi
# Call this with multiple arguments
# for example : ls *.{ogv,OGV} | xargs ogv2avi
N=$#;
echo "Converting $N files !"
for ((i=0; i<=(N-1); i++))
do echo "converting" $1
filename=${1%.*}
mencoder "$1" -ovc xvid -oac mp3lame -xvidencopts pass=1 -o $filename.avi
shift 1
done

chmod +x ogv2avi.sh

./ogv2avi.sh filename.ogv

Merge avi files
mencoder -ovc copy -oac copy video1.avi video2.avi -o completevideos.avi