From 7de49e5d4d17fc336910b03ccf7fbb12262dfae7 Mon Sep 17 00:00:00 2001
From: Seth Flynn <getchoo@tuta.io>
Date: Mon, 3 Mar 2025 07:44:22 -0500
Subject: seth/firefox: apply nvidia hw accel workarounds

---
 users/seth/mixins/firefox/default.nix | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

(limited to 'users/seth')

diff --git a/users/seth/mixins/firefox/default.nix b/users/seth/mixins/firefox/default.nix
index 7d5fb7e..10d7026 100644
--- a/users/seth/mixins/firefox/default.nix
+++ b/users/seth/mixins/firefox/default.nix
@@ -1,13 +1,12 @@
 {
-  config,
   lib,
-  pkgs,
+  osConfig,
   inputs,
   ...
 }:
 
 let
-  inherit (pkgs.stdenv.hostPlatform) isLinux;
+  usingNvidia = lib.elem "nvidia" osConfig.services.xserver.videoDrivers or [ ];
 in
 
 {
@@ -47,9 +46,19 @@ in
       };
     }
 
-    (lib.mkIf (config.programs.firefox.enable && isLinux) {
+    # Required workarounds for nvidia-vaapi-driver
+    # https://github.com/elFarto/nvidia-vaapi-driver?tab=readme-ov-file#firefox
+    (lib.mkIf usingNvidia {
       home.sessionVariables = {
-        MOZ_ENABLE_WAYLAND = "1";
+        MOZ_DISABLE_RDD_SANDBOX = "1";
+      };
+
+      programs.firefox = {
+        profiles.arkenfox.settings = {
+          "media.av1.enabled" = false;
+          "media.rdd-ffmpeg.enabled" = true;
+          "widget.dmabuf.force-enabled" = true;
+        };
       };
     })
   ];
-- 
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