pipewire.conf

{
  "context.exec": [],
  "context.modules": [
    {
      "args": {},
      "flags": [
        "ifexists",
        "nofail"
      ],
      "name": "libpipewire-module-rtkit"
    },
    {
      "name": "libpipewire-module-protocol-native"
    },
    {
      "name": "libpipewire-module-profiler"
    },
    {
      "name": "libpipewire-module-metadata"
    },
    {
      "name": "libpipewire-module-spa-device-factory"
    },
    {
      "name": "libpipewire-module-spa-node-factory"
    },
    {
      "name": "libpipewire-module-client-node"
    },
    {
      "name": "libpipewire-module-client-device"
    },
    {
      "flags": [
        "ifexists",
        "nofail"
      ],
      "name": "libpipewire-module-portal"
    },
    {
      "args": {},
      "name": "libpipewire-module-access"
    },
    {
      "name": "libpipewire-module-adapter"
    },
    {
      "name": "libpipewire-module-link-factory"
    },
    {
      "name": "libpipewire-module-session-manager"
    },
    {   name = libpipewire-module-loopback
        args = {
            node.name = "alsa-remap.headphones"
            node.description = "Raw headphones out"
            capture.props = {
                media.class = "Audio/Sink"
                audio.position = [ FL FR ]
            }
            playback.props = {
                audio.position = [ FL FR ]
                node.target = "alsa_output.pci-0000_09_00.4.analog-surround-51"
                stream.dont-remix = true
                node.passive = true
            }
        }
    },
    {   name = libpipewire-module-loopback
        args = {
            node.name = "alsa-remap.speakers"
            node.description = "Raw speaker out"
            capture.props = {
                media.class = "Audio/Sink"
                audio.position = [ FL FR ]
            }
            playback.props = {
                audio.position = [ RL RR ]
                node.target = "alsa_output.pci-0000_09_00.4.analog-surround-51"
                stream.dont-remix = true
                node.passive = true
            }
        }
    },
 { name = libpipewire-module-filter-chain
        args = {
            node.name        = "effect_output.virtual-surround-5.1"
            node.description = "Virtual Surround Sink"
            media.name       = "Virtual Surround Sink"
            filter.graph = {
                nodes = [
                    {
                        type  = builtin
                        label = convolver
                        name  = convFL_L
                        config = {
                            filename = ".hrir/eq.wav"
                            channel  = 0
                        }
                    }
                    {
                        type  = builtin
                        label = convolver
                        name  = convFL_R
                        config = {
                            filename = ".hrir/eq.wav"
                            channel  = 1
                        }
                    }
                    {
                        type  = builtin
                        label = convolver
                        name  = convFR_L
                        config = {
                            filename = ".hrir/eq.wav"
                            channel  = 1
                        }
                    }
                    {
                        type  = builtin
                        label = convolver
                        name  = convFR_R
                        config = {
                            filename = ".hrir/eq.wav"
                            channel  = 0
                        }
                    }
                    {
                        type  = builtin
                        label = convolver
                        name  = convFC
                        config = {
                            filename = ".hrir/eq.wav"
                            channel  = 2
                        }
                    }
                    {
                        type  = builtin
                        label = convolver
                        name  = convLFE
                        config = {
                            filename = ".hrir/eq.wav"
                            channel  = 3
                        }
                    }
                    {
                        type  = builtin
                        label = convolver
                        name  = convSL_L
                        config = {
                            filename = ".hrir/eq.wav"
                            channel  = 4
                        }
                    }
                    {
                        type  = builtin
                        label = convolver
                        name  = convSL_R
                        config = {
                            filename = ".hrir/eq.wav"
                            channel  = 5
                        }
                    }
                    {
                        type  = builtin
                        label = convolver
                        name  = convSR_L
                        config = {
                            filename = ".hrir/eq.wav"
                            channel  = 5
                        }
                    }
                    {
                        type  = builtin
                        label = convolver
                        name  = convSR_R
                        config = {
                            filename = ".hrir/eq.wav"
                            channel  = 4
                        }
                    }
                    {
                        type  = builtin
                        label = mixer
                        name  = mixL
                    }
                    {
                        type  = builtin
                        label = mixer
                        name  = mixR
                    }
                    {
                        type  = builtin
                        label = copy
                        name  = copyFL
                    }
                    {
                        type  = builtin
                        label = copy
                        name  = copyFR
                    }
                    {
                        type  = builtin
                        label = copy
                        name  = copySL
                    }
                    {
                        type  = builtin
                        label = copy
                        name  = copySR
                    }
                ]
                links = [
                    { output = "copyFL:Out"   input = "convFL_L:In" }
                    { output = "copyFL:Out"   input = "convFL_R:In" }
                    { output = "copyFR:Out"   input = "convFR_R:In" }
                    { output = "copyFR:Out"   input = "convFR_L:In" }

                    { output = "copySL:Out"   input = "convSL_L:In" }
                    { output = "copySL:Out"   input = "convSL_R:In" }
                    { output = "copySR:Out"   input = "convSR_R:In" }
                    { output = "copySR:Out"   input = "convSR_L:In" }

                    { output = "convFL_L:Out" input = "mixL:In 1" }
                    { output = "convFR_L:Out" input = "mixL:In 2" }
                    { output = "convFC:Out"   input = "mixL:In 3" }
                    { output = "convLFE:Out"  input = "mixL:In 4" }
                    { output = "convSL_L:Out" input = "mixL:In 5" }
                    { output = "convSR_L:Out" input = "mixL:In 6" }

                    { output = "convFL_R:Out" input = "mixR:In 1" }
                    { output = "convFR_R:Out" input = "mixR:In 2" }
                    { output = "convFC:Out"   input = "mixR:In 3" }
                    { output = "convLFE:Out"  input = "mixR:In 4" }
                    { output = "convSL_R:Out" input = "mixR:In 5" }
                    { output = "convSR_R:Out" input = "mixR:In 6" }
                ]
                inputs  = [ "copyFL:In" "copyFR:In" "convFC:In" "convLFE:In" "copySL:In" "copySR:In" ]
                outputs = [ "mixL:Out" "mixR:Out" ]

            }
            capture.props = {
                media.class    = Audio/Sink
                audio.channels = 6
                audio.position = [ FL FR FC LFE SL SR]
            }
            playback.props = {
                node.target    = "alsa-remap.headphones"
                node.passive   = true
                audio.channels = 2
                audio.position = [ FL FR ]
            }
        }
    },
    { name = libpipewire-module-filter-chain
        args = {
            node.name        = "effect_input.rnnoise"
            node.description = "Noise Canceling source"
            media.name       = "Noise Canceling source"
            filter.graph = {
                nodes = [
                    {
                        type   = ladspa
                        name   = rnnoise
                        plugin = librnnoise_ladspa
                        label  = noise_suppressor_stereo
                        control = {
                            "VAD Threshold (%)" 50.0
                        }
                    }
                ]
            }
            capture.props = {
                node.passive = true
            }
            playback.props = {
                media.class = Audio/Source
            }
        }
    }

  ],
  "context.objects": [
    {
      "args": {
        "factory.name": "support.node.driver",
        "node.group": "pipewire.dummy",
        "node.name": "Dummy-Driver",
        "priority.driver": 20000
      },
      "factory": "spa-node-factory"
    },
    {
      "args": {
        "factory.name": "support.node.driver",
        "node.freewheel": true,
        "node.group": "pipewire.freewheel",
        "node.name": "Freewheel-Driver",
        "priority.driver": 19000
      },
      "factory": "spa-node-factory"
    }
  ],
  "context.properties": {
    "core.daemon": true,
    "core.name": "pipewire-0",
    "default.clock.min-quantum": 32,
    "default.clock.quantum": 256,
    "default.clock.max-quantum": 512,
    "default.clock.rate": 48000,
    "link.max-buffers": 16,
    "vm.overrides": {
      "default.clock.min-quantum": 1024
    }
  },
  "context.spa-libs": {
    "api.alsa.*": "alsa/libspa-alsa",
    "api.bluez5.*": "bluez5/libspa-bluez5",
    "api.jack.*": "jack/libspa-jack",
    "api.libcamera.*": "libcamera/libspa-libcamera",
    "api.v4l2.*": "v4l2/libspa-v4l2",
    "api.vulkan.*": "vulkan/libspa-vulkan",
    "audio.convert.*": "audioconvert/libspa-audioconvert",
    "support.*": "support/libspa-support"
  },
  "stream.properties": {
    "resample.quality": 10
  }

}