decross: init at 1

default.nix

@@ -26,6 +26,7 @@ in
     d2vsource = prev.callPackage ./plugins/d2vsource { };
     dctfilter = prev.callPackage ./plugins/dctfilter { };
     deblock = prev.callPackage ./plugins/deblock { };
+    decross = prev.callPackage ./plugins/decross { };
     descale = prev.callPackage ./plugins/descale { };
     dfttest = prev.callPackage ./plugins/dfttest { };
     eedi2 = prev.callPackage ./plugins/eedi2 { };

plugins/decross/default.nix

@@ -0,0 +1,40 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, meson
+, ninja
+, cmake
+, pkg-config
+, vapoursynth
+}:
+
+stdenv.mkDerivation rec {
+  pname = "vapoursynth-decross";
+  version = "1";
+
+  src = fetchFromGitHub {
+    owner = "dubhater";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-BrtxBS1/q1rldVh8P9eHCeBoo/EueZ3TOrhaotV8l6g=";
+  };
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    cmake
+    pkg-config
+  ];
+
+  buildInputs = [ vapoursynth ];
+
+  mesonFlags = [ "--libdir=${placeholder "out"}/lib/vapoursynth" ];
+
+  meta = with lib; {
+    description = "A rainbow reduction filter plugin for VapourSynth";
+    homepage = "https://github.com/dubhater/vapoursynth-decross";
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ aidalgol ];
+    platforms = platforms.all;
+  };
+}