Ubuntu tips

for f in *.flac; do flac -cd "$f" | lame -b 320 - "${f%.*}".mp3; done

sudo apt install libdvdnav4 libdvdread4 gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly libdvd-pkg
sudo dpkg-reconfigure libdvd-pkg
sudo apt install ubuntu-restricted-extras