sudo sh -c 'echo "deb http://archive.getdeb.net/ubuntu xenial-getdeb apps" >> /etc/apt/sources.list.d/getdeb.list'

wget -q -O- http://archive.getdeb.net/getdeb-archive.key | sudo apt-key add -

sudo apt update && sudo apt install avidemux2.6-qt avidemux2.6-plugins-qt avidemux2.6-plugins-common avidemux2.6-plugins-cli