virtual/jack

alsa?
      ( media-libs/alsa-lib media-libs/libsamplerate )

jack-net?
      ( ||
            ( media-sound/jack2[libsamplerate] media-video/pipewire[jack-sdk
                  (-)
            ] )
       )

jack-netsource?
      ( media-libs/libsamplerate opus?
            ( media-libs/opus[custom-modes] )
       )

readline?
      ( sys-libs/readline:= )

sndfile?
      ( media-libs/libsndfile )

zalsa?
      ( media-libs/alsa-lib media-libs/zita-alsa-pcmi media-libs/zita-resampler:= )

!<media-sound/jack-audio-connection-kit-0.126.0
!<media-sound/jack2-1.9.21