#!/bin/bash

dir="/home/nikosapi/videos/ipod/"
new_file="$dir"`basename "$@" | rev | cut -d "." -f 2- | rev`.mp4

ffmpeg -f mp4 -vcodec mpeg4 -maxrate 2000k -b 1400k -qmin 3 -qmax 5 -bufsize 4096k -g 300 -acodec aac -ar 44100 -ab 160 -i "$@" "$new_file"