d5cceedbd1
Since aliases are disallowed in nixpkgs, this makes usage of Python 2 which is EOL more explicit.
90 lines
2.8 KiB
Nix
90 lines
2.8 KiB
Nix
{ lib, stdenv, fetchFromGitHub, cmake, pkg-config, unzip
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, zlib
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, enablePython ? false, python2Packages
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, enableGtk2 ? false, gtk2
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, enableJPEG ? true, libjpeg
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, enablePNG ? true, libpng
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, enableTIFF ? true, libtiff
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, enableEXR ? (!stdenv.isDarwin), openexr, ilmbase
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, enableFfmpeg ? false, ffmpeg
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, enableGStreamer ? false, gst_all_1
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, enableEigen ? true, eigen
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, enableUnfree ? false
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, Cocoa, QTKit
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}:
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let
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opencvFlag = name: enabled: "-DWITH_${name}=${if enabled then "ON" else "OFF"}";
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in
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stdenv.mkDerivation rec {
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pname = "opencv";
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version = "2.4.13.7";
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src = fetchFromGitHub {
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owner = "opencv";
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repo = "opencv";
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rev = version;
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sha256 = "062js7zhh4ixi2wk61wyi23qp9zsk5vw24iz2i5fab2hp97y5zq3";
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};
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patches =
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[ # Don't include a copy of the CMake status output in the
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# build. This causes a runtime dependency on GCC.
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./no-build-info.patch
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];
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# This prevents cmake from using libraries in impure paths (which causes build failure on non NixOS)
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postPatch = ''
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sed -i '/Add these standard paths to the search paths for FIND_LIBRARY/,/^\s*$/{d}' CMakeLists.txt
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'';
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outputs = [ "out" "dev" ];
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buildInputs =
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[ zlib ]
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++ lib.optional enablePython python2Packages.python
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++ lib.optional enableGtk2 gtk2
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++ lib.optional enableJPEG libjpeg
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++ lib.optional enablePNG libpng
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++ lib.optional enableTIFF libtiff
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++ lib.optionals enableEXR [ openexr ilmbase ]
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++ lib.optional enableFfmpeg ffmpeg
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++ lib.optionals enableGStreamer (with gst_all_1; [ gstreamer gst-plugins-base ])
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++ lib.optional enableEigen eigen
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++ lib.optionals stdenv.isDarwin [ Cocoa QTKit ]
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;
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propagatedBuildInputs = lib.optional enablePython python2Packages.numpy;
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nativeBuildInputs = [ cmake pkg-config unzip ];
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NIX_CFLAGS_COMPILE = lib.optionalString enableEXR "-I${ilmbase.dev}/include/OpenEXR";
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cmakeFlags = [
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(opencvFlag "TIFF" enableTIFF)
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(opencvFlag "JPEG" enableJPEG)
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(opencvFlag "PNG" enablePNG)
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(opencvFlag "OPENEXR" enableEXR)
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(opencvFlag "GSTREAMER" enableGStreamer)
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] ++ lib.optional (!enableUnfree) "-DBUILD_opencv_nonfree=OFF";
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hardeningDisable = [ "bindnow" "relro" ];
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# Fix pkg-config file that gets broken with multiple outputs
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postFixup = ''
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sed -i $dev/lib/pkgconfig/opencv.pc -e "s|includedir_old=.*|includedir_old=$dev/include/opencv|"
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sed -i $dev/lib/pkgconfig/opencv.pc -e "s|includedir_new=.*|includedir_new=$dev/include|"
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'';
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passthru = lib.optionalAttrs enablePython { pythonPath = []; };
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meta = with lib; {
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description = "Open Computer Vision Library with more than 500 algorithms";
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homepage = "https://opencv.org/";
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license = if enableUnfree then licenses.unfree else licenses.bsd3;
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maintainers = with maintainers; [ ];
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platforms = platforms.linux;
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};
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}
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