From c22ad72e7b8d0c20bdb12691e6ea3c7d772df328 Mon Sep 17 00:00:00 2001
From: Martin Wimpress <martin@wimpress.org>
Date: Tue, 20 May 2025 14:10:16 +0100
Subject: [PATCH] obs-studio-plugins.obs-recursion-effect: init at 0.1.0

---
 .../video/obs-studio/plugins/default.nix      |  2 +
 .../plugins/obs-recursion-effect.nix          | 43 +++++++++++++++++++
 2 files changed, 45 insertions(+)
 create mode 100644 pkgs/applications/video/obs-studio/plugins/obs-recursion-effect.nix

diff --git a/pkgs/applications/video/obs-studio/plugins/default.nix b/pkgs/applications/video/obs-studio/plugins/default.nix
index 8019aa4a8b3a..9a3993dd59ca 100644
--- a/pkgs/applications/video/obs-studio/plugins/default.nix
+++ b/pkgs/applications/video/obs-studio/plugins/default.nix
@@ -52,6 +52,8 @@
 
   obs-pipewire-audio-capture = callPackage ./obs-pipewire-audio-capture.nix { };
 
+  obs-recursion-effect = callPackage ./obs-recursion-effect.nix { };
+
   obs-replay-source = qt6Packages.callPackage ./obs-replay-source.nix { };
 
   obs-rgb-levels-filter = callPackage ./obs-rgb-levels-filter.nix { };
diff --git a/pkgs/applications/video/obs-studio/plugins/obs-recursion-effect.nix b/pkgs/applications/video/obs-studio/plugins/obs-recursion-effect.nix
new file mode 100644
index 000000000000..2158ce22db16
--- /dev/null
+++ b/pkgs/applications/video/obs-studio/plugins/obs-recursion-effect.nix
@@ -0,0 +1,43 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  fetchpatch,
+  cmake,
+  obs-studio,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "obs-recursion-effect";
+  version = "0.1.0";
+
+  src = fetchFromGitHub {
+    owner = "exeldro";
+    repo = "obs-recursion-effect";
+    tag = "${finalAttrs.version}";
+    hash = "sha256-PeWJy423QbX4NULuS15LJ/IR/W+tXCJD9TjZdJOGk6A=";
+  };
+
+  nativeBuildInputs = [ cmake ];
+  buildInputs = [ obs-studio ];
+
+  # Fix OBS API deprecations warnings
+  patches = [
+    (fetchpatch {
+      url = "https://github.com/exeldro/obs-recursion-effect/commit/889a8484d5c0eb33267b44ccda545a8fadc189a5.diff";
+      hash = "sha256-J2GnsoPUTqvEkuBuAae2TrxXMQg0Sm3dq75ZjGN65IE=";
+    })
+  ];
+
+  postInstall = ''
+    rm -rf $out/obs-plugins $out/data
+  '';
+
+  meta = {
+    description = "Plugin for OBS Studio to add recursion effect to a source using a filter";
+    homepage = "https://github.com/exeldro/obs-recursion-effect";
+    maintainers = with lib.maintainers; [ flexiondotorg ];
+    license = lib.licenses.gpl2Only;
+    platforms = lib.platforms.linux;
+  };
+})