From f2211de99ebd4c568e848649ef70bf5548d8ba6a Mon Sep 17 00:00:00 2001
From: peelz <LouisTakePILLz@users.noreply.github.com>
Date: Tue, 21 Apr 2020 11:00:36 -0400
Subject: [PATCH] obs-v4l2sink: fix v4l2device_close segfault

---
 pkgs/applications/video/obs-studio/v4l2sink.nix | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/pkgs/applications/video/obs-studio/v4l2sink.nix b/pkgs/applications/video/obs-studio/v4l2sink.nix
index 515cc001ee9..97eae68b6e7 100644
--- a/pkgs/applications/video/obs-studio/v4l2sink.nix
+++ b/pkgs/applications/video/obs-studio/v4l2sink.nix
@@ -1,6 +1,7 @@
 { lib
 , stdenv
 , fetchFromGitHub
+, fetchpatch
 , cmake
 , qtbase
 , obs-studio
@@ -20,6 +21,14 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ cmake ];
   buildInputs = [ qtbase obs-studio ];
 
+  patches = [
+    # Fixes the segfault when stopping the plugin
+    (fetchpatch {
+      url = "https://github.com/CatxFish/obs-v4l2sink/commit/6604f01796d1b84a95714730ea51a6b8ac0e450b.diff";
+      sha256 = "0crcvw02dj0aqy7hnhizjdsnhiw03zmg6cbdkasxz2mrrbyc3s88";
+    })
+  ];
+
   cmakeFlags = with lib; [
     "-DLIBOBS_INCLUDE_DIR=${obs-studio.src}/libobs"
   ];