I'm interested in this too. I'd like to use VLC and opus as a STL and TSL link.
Any ideas on how I'd format the encoder side for the STL?
vlc dshow:// :dshow-adev="USB Audio CODEC" :sout=#transcode{vcodec=none,acodec=opus,ab=48,channels=2,samplerate=48000}:http{mux=ogg,dst=:999/993.opus}