FWIW, GStreamer is a utility in Linux that reads various file types (MP3, WAV, FLAC) and converts it into a data stream that gets fed into… something. It can be straight to the audio driver or it can go to something like Snapserver or IceCast to be routed through out the LAN.
KO
P.S. I am not an admin, I’m just a user who tries to contribute to the community.