ft: moved cables.sh into nix

2026-09-26 23:07:26 +02:00
parent a8365a1a73
commit ff14cb6a8b
8 changed files with 172 additions and 44 deletions
--- a/modules/audio/default.nix
+++ b/modules/audio/default.nix
@@ -0,0 +1,125 @@
+{ pkgs, ... }:
+
+let
+  linkSinksScript = pkgs.writeShellApplication {
+    name = "link-virtual-sinks";
+    runtimeInputs = with pkgs; [
+      coreutils
+      gnugrep
+      pipewire
+    ];
+    runtimeEnv = {
+      USB_C_SINK = "alsa_output.usb-HP__Inc_HyperX_Cloud_III_Wireless_0000000000000000-00.analog-stereo";
+    };
+    text = builtins.readFile ./linkSinks.sh;
+  };
+in 
+{
+  services.pulseaudio.enable = false;
+  security.rtkit.enable = true;
+
+  services.pipewire = {
+    enable = true;
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+    jack.enable = true;
+
+    # disable automatic gain control for specific apps
+    extraConfig.pipewire-pulse."10-block-source-volume.conf"."pulse.rules" = [
+      {
+        matches = [
+          { "application.name" = "~Chromium.*"; }
+          { "application.process.binary" = "Discord"; }
+          { "application.process.binary" = "vesktop"; }
+          # TODO: add element to this list
+        ];
+        actions.quirks = [ "block-source-volume" ];
+      }
+    ];
+
+     extraConfig.pipewire."91-virtual-sinks" = {
+       "context.objects" = [
+        {
+         factory = "adapter";
+         args = {
+          "factory.name" = "support.null-audio-sink";
+          "node.name" = "game";
+          "node.description" = "game";
+          "media.class" = "Audio/Sink";
+          "audio.position" = "FL,FR";
+         };
+        }
+        {
+         factory = "adapter";
+         args = {
+          "factory.name" = "support.null-audio-sink";
+          "node.name" = "clementine";
+          "node.description" = "clementine";
+          "media.class" = "Audio/Sink";
+          "audio.position" = "FL,FR";
+         };
+        }
+        {
+         factory = "adapter";
+         args = {
+          "factory.name" = "support.null-audio-sink";
+          "node.name" = "element";
+          "node.description" = "element";
+          "media.class" = "Audio/Sink";
+          "audio.position" = "FL,FR";
+         };
+        }
+        {
+         factory = "adapter";
+         args = {
+          "factory.name" = "support.null-audio-sink";
+          "node.name" = "combine";
+          "node.description" = "combine";
+          "media.class" = "Audio/Sink";
+          "audio.position" = "FL,FR";
+         };
+        }
+       ];
+      };
+
+    wireplumber.extraConfig."91-default-sink" = {
+      "wireplumber.settings" = {
+        "default.audio.sink" = "combine";
+      };
+    };
+  };
+
+  programs.nix-ld.libraries = [ pkgs.pipewire ];
+
+  systemd.user.services.link-virtual-sinks = {
+    description = "Link virtual PipeWire sinks";
+
+    wantedBy = [ "graphical-session.target" ];
+    wants = [
+      "pipewire.service"
+      "wireplumber.service"
+    ];
+    after = [
+      "pipewire.service"
+      "wireplumber.service"
+    ];
+
+    serviceConfig = {
+      Type = "oneshot";
+      ExecStart = "${linkSinksScript}/bin/link-virtual-sinks";
+      RemainAfterExit = true;
+    };
+  };
+
+  # home-manager.users.djai.home.packages = with pkgs; [
+  #   pavucontrol
+  #   qpwgraph
+  # ];
+
+  users.users.djai.packages = with pkgs; [
+    pavucontrol
+    pipewire
+    qpwgraph
+  ];
+}