#!/bin/bash
# For installing ffmpeg  http://ubuntuforums.org/showthread.php?t=786095 

# To setup up usual windows for lecture, first run 
#   screencastRecord

ffmpeg -f alsa -ac 1 -i pulse -f x11grab -r 30 -s 1024x768 -i :0.0 -acodec pcm_s16le -vcodec libx264 -vpre lossless_ultrafast -threads 0 ~/screencasts/`date "+%F:%T" | tr ' ' '-' | tr ':' '-'`.mkv

filename=`date "+%F:%T" | tr ' ' '-' | tr ':' '-'`
echo $filename