Initial Commit

2026-09-02 14:03:18 -04:00
commit 10a3719f6d
6 changed files with 428 additions and 0 deletions
@@ -0,0 +1,49 @@
+{ pkgs, ... }:
+let
+  inherit (pkgs) rnnoise-plugin;
+in
+{
+  xdg.configFile."pipewire/pipewire.conf.d/99-rnnoise.conf" = {
+    text = builtins.toJSON {
+      "context.modules" = [
+        {
+          name = "libpipewire-module-filter-chain";
+          args = {
+            "node.description" = "Noise Canceling source";
+            "media.name" = "Noise Canceling source";
+
+            "filter.graph" = {
+              nodes = [
+                {
+                  type = "ladspa";
+                  name = "rnnoise";
+                  plugin = "${rnnoise-plugin}/lib/ladspa/librnnoise_ladspa.so";
+                  label = "noise_suppressor_mono";
+                  control = {
+                    "VAD Threshold (%)" = 80.0;
+                    "VAD Grace Period (ms)" = 200;
+                    "Retroactive VAD Grace (ms)" = 0;
+                  };
+                }
+              ];
+            };
+            "audio.position" = [ "FL" "FR" ];
+
+            "capture.props" = {
+              "node.name" = "effect_input.rnnoise";
+              "node.passive" = true;
+              "target.object" = "alsa_input.usb-audio-technica____AT2020_USB-00.analog-stereo";
+              "audio.rate" = 48000;
+            };
+
+            "playback.props" = {
+              "node.name" = "effect_output.rnnoise";
+              "media.class" = "Audio/Source";
+              "audio.rate" = 48000;
+            };
+          };
+        }
+      ];
+    };
+  };
+}