pipewire-pulse.conf

# ~/.config/pipewire/pipewire-pulse.conf
context.spa-libs = {
    audio.convert.* = audioconvert/libspa-audioconvert
    support.*       = support/libspa-support
}

context.modules = [
    { name = libpipewire-module-rt
        args = {
            nice.level   = -11
        }
        flags = [ ifexists nofail ]
    }
    { name = libpipewire-module-protocol-native }
    { name = libpipewire-module-client-node }
    { name = libpipewire-module-adapter }
    { name = libpipewire-module-metadata }

    { name = libpipewire-module-protocol-pulse
        args = {
            server.address = [
                "unix:native"
            ]
            pulse.default.position = [ FL FR SL SR RL RR ]
        }
    }
]


stream.properties = {
    resample.quality      = 4
    channelmix.normalize  = false
    channelmix.mix-lfe    = false
    channelmix.upmix      = true
    channelmix.rear-delay = 12.0
    #channelmix.stereo-widen = 0.0
    channelmix.hilbert-taps = 50
}