{ lib, stdenv, fetchFromGitHub, pkg-config, cmake, pixman, libpthreadstubs, gtkmm3, libXau
, libXdmcp, lcms2, libiptcdata, libcanberra-gtk3, fftw, expat, pcre, libsigcxx, wrapGAppsHook
, lensfun, librsvg, gtk-mac-integration
}:

stdenv.mkDerivation rec {
  version = "5.8";
  pname = "rawtherapee";

  src = fetchFromGitHub {
    owner = "Beep6581";
    repo = "RawTherapee";
    rev = version;
    sha256 = "0d644s4grfia6f3k6y0byd5pwajr12kai2kc280yxi8v3w1b12ik";
  };

  nativeBuildInputs = [ cmake pkg-config wrapGAppsHook ];

  # This patch is upstream; remove it in 5.9.
  patches = [ ./fix-6324.patch ]
  # Disable upstream-enforced bundling on macOS.
  ++ lib.optionals stdenv.isDarwin [ ./do-not-bundle.patch ];

  buildInputs = [
    pixman libpthreadstubs gtkmm3 libXau libXdmcp
    lcms2 libiptcdata fftw expat pcre libsigcxx lensfun librsvg
  ] ++ lib.optionals stdenv.isLinux [
    libcanberra-gtk3
  ] ++ lib.optionals stdenv.isDarwin [
    gtk-mac-integration
  ];

  cmakeFlags = [
    "-DPROC_TARGET_NUMBER=2"
    "-DCACHE_NAME_SUFFIX=\"\""
  ];

  CMAKE_CXX_FLAGS = "-std=c++11 -Wno-deprecated-declarations -Wno-unused-result";

  postUnpack = ''
    echo "set(HG_VERSION $version)" > $sourceRoot/ReleaseInfo.cmake
  '';

  meta = {
    description = "RAW converter and digital photo processing software";
    homepage = "http://www.rawtherapee.com/";
    license = lib.licenses.gpl3Plus;
    maintainers = with lib.maintainers; [ jcumming mahe ];
    platforms = with lib.platforms; unix;
  };
}