This tutorial shows how to make your music files in Nautilus File Manager auto-play when the cursor is brought over.It’s amazing that you can enjoy your audio files as you please with no players,apps opened up.
You just need to install mpg321 vorbis-tools to enable this.
mpg321 is a Free command-linemp3 player, compatible with mpg123,it is a clone of the popular mpg123 command-line mp3 player.
Install them by this command:
sudo aptitude install mpg321 vorbis-tools
Now,open Nautilus File Manager and locate to your music files.Bring the cursor over one of the audio files.