redo pipewire module

Signed-off-by: unexplrd <unexplrd@linerds.us>

modules/nixos/desktop/common/pipewire.nix

@@ -1,21 +1,59 @@
 {
-  config,
   lib,
+  config,
   ...
-}: {
-  security.rtkit.enable = lib.mkDefault config.services.pipewire.enable;
-  services = {
-    pulseaudio.enable = false;
-    pipewire = {
+}: let
+  inherit (lib) mkEnableOption mkIf;
+
+  cfg = config.sound.pipewire;
+in {
+  options = {
+    sound.pipewire.enable = mkEnableOption "enable pipewire";
+  };
+
+  config = mkIf cfg.enable {
+    security.rtkit.enable = true;
+    services.pulseaudio.enable = false;
+    services.pipewire = {
       enable = true;
       alsa.enable = true;
       pulse.enable = true;
-      extraConfig.pipewire."92-low-latency" = {
-        context.properties.default.clock = {
-          rate = 48000;
-          quantum = 32;
-          min-quantum = 32;
-          max-quantum = 32;
+
+      extraConfig = {
+        pipewire = {
+          "92-low-latency" = {
+            "context.properties" = {
+              "default.clock.rate" = 48000;
+              "default.clock.allowed-rates" = [
+                44100
+                48000
+                88200
+                96000
+              ];
+
+              "default.clock.min-quantum" = 512;
+              "default.clock.quantum" = 4096;
+              "default.clock.max-quantum" = 8192;
+            };
+          };
+
+          "93-no-resampling" = {
+            "context.properties" = {
+              "default.clock.rate" = 48000;
+              "default.clock.allowed-rates" = [
+                44100
+                48000
+                96000
+                192000
+              ];
+            };
+          };
+
+          "94-no-upmixing" = {
+            "stream.properties" = {
+              "channelmix.upmix" = false;
+            };
+          };
         };
       };
     };