get lastest ffmpeg for ubuntu code example
Example: ubuntu 18 ffmpeg install
sudo apt install software-properties-common
sudo apt update
sudo add-apt-repository ppa:jonathonf/ffmpeg-4
sudo apt install ffmpeg
ffmpeg -version
sudo apt install software-properties-common
sudo apt update
sudo add-apt-repository ppa:jonathonf/ffmpeg-4
sudo apt install ffmpeg
ffmpeg -version