From 947de573895e752d7b7c3298fb024fe93b367c03 Mon Sep 17 00:00:00 2001
From: tootbrute <tootbrute@tutanota.com>
Date: Thu, 16 Jan 2025 05:47:58 +0800
Subject: [PATCH] added accelerated video playback

---
 nixosModules/base.nix      |  7 +------
 nixosModules/intel-gpu.nix | 14 ++++++++++++++
 2 files changed, 15 insertions(+), 6 deletions(-)
 create mode 100644 nixosModules/intel-gpu.nix

diff --git a/nixosModules/base.nix b/nixosModules/base.nix
index 0b4afb6..1fe0dd4 100644
--- a/nixosModules/base.nix
+++ b/nixosModules/base.nix
@@ -9,6 +9,7 @@
       ./gnome.nix
       ./systemd.nix
       ./fonts.nix
+      ./intel-gpu.nix
     ];
 
   # Bootloader.
@@ -151,12 +152,6 @@
 
   ];
 
- # not working
- # Accelerated Video Playback
- # nixpkgs.config.packageOverrides = pkgs: {
- #   intel-vaapi-driver = pkgs.intel-vaapi-driver.override { enableHybridCodec = true; };
- # };
-
 # NOT WORKING, FIX LATER
 #  hardware.graphics = {
 #    enable = true;
diff --git a/nixosModules/intel-gpu.nix b/nixosModules/intel-gpu.nix
new file mode 100644
index 0000000..1087bd3
--- /dev/null
+++ b/nixosModules/intel-gpu.nix
@@ -0,0 +1,14 @@
+{ config, pkgs, lib, ... }:
+
+# for Accelerated Video Playback
+# https://wiki.nixos.org/wiki/Accelerated_Video_Playback
+{
+  hardware.graphics = {
+    enable = true;
+    extraPackages = with pkgs; [
+      intel-media-driver # For Broadwell (2014) or newer processors. LIBVA_DRIVER_NAME=iHD
+      #intel-vaapi-driver # For older processors. LIBVA_DRIVER_NAME=i965
+    ];
+  };
+  environment.sessionVariables = { LIBVA_DRIVER_NAME = "iHD"; }; # Optionally, set the environment variable
+}