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{ lib, stdenv, fetchurl, fetchFromGitHub, cmake, pkgconfig, unzip
, zlib
, enableIpp ? false
, enableContrib ? false
, enablePython ? false, pythonPackages
, enableGtk2 ? false, gtk2
, enableGtk3 ? false, gtk3
, enableJPEG ? true, libjpeg
, enablePNG ? true, libpng
, enableTIFF ? true, libtiff
, enableWebP ? true, libwebp
, enableEXR ? true, openexr, ilmbase
, enableJPEG2K ? true, jasper
, enableFfmpeg ? false, ffmpeg
, enableGStreamer ? false, gst_all_1
, enableEigen ? false, eigen
}:
let
version = "3.1.0";
contribSrc = fetchFromGitHub {
owner = "Itseez";
repo = "opencv_contrib";
rev = version;
sha256 = "153yx62f34gl3zd6vgxv0fj3wccwmq78lnawlda1f6xhrclg9bax";
};
opencvFlag = name: enabled: "-DWITH_${name}=${if enabled then "ON" else "OFF"}";
in
stdenv.mkDerivation rec {
name = "opencv-${version}";
inherit version;
src = fetchFromGitHub {
owner = "Itseez";
repo = "opencv";
rev = version;
sha256 = "1l0w12czavgs0wzw1c594g358ilvfg2fn32cn8z7pv84zxj4g429";
};
postPatch =
let ippicvVersion = "20151201";
ippicvPlatform = if stdenv.system == "x86_64-linux" || stdenv.system == "i686-linux" then "linux"
else throw "ICV is not available for this platform (or not yet supported by this package)";
ippicvHash = if ippicvPlatform == "linux" then "808b791a6eac9ed78d32a7666804320e"
else throw "ippicvHash: impossible";
ippicvName = "ippicv_${ippicvPlatform}_${ippicvVersion}.tgz";
ippicvArchive = "3rdparty/ippicv/downloads/linux-${ippicvHash}/${ippicvName}";
ippicv = fetchurl {
url = "https://github.com/Itseez/opencv_3rdparty/raw/ippicv/master_${ippicvVersion}/ippicv/${ippicvName}";
md5 = ippicvHash;
};
in lib.optionalString enableIpp
''
mkdir -p $(dirname ${ippicvArchive})
ln -s ${ippicv} ${ippicvArchive}
'';
buildInputs =
[ zlib ]
++ lib.optional enablePython pythonPackages.python
++ lib.optional enableGtk2 gtk2
++ lib.optional enableGtk3 gtk3
++ lib.optional enableJPEG libjpeg
++ lib.optional enablePNG libpng
++ lib.optional enableTIFF libtiff
++ lib.optional enableWebP libwebp
++ lib.optionals enableEXR [ openexr ilmbase ]
++ lib.optional enableJPEG2K jasper
++ lib.optional enableFfmpeg ffmpeg
++ lib.optionals enableGStreamer (with gst_all_1; [ gstreamer gst-plugins-base ])
++ lib.optional enableEigen eigen
;
propagatedBuildInputs = lib.optional enablePython pythonPackages.numpy;
nativeBuildInputs = [ cmake pkgconfig unzip ];
NIX_CFLAGS_COMPILE = lib.optional enableEXR "-I${ilmbase}/include/OpenEXR";
cmakeFlags = [
"-DWITH_IPP=${if enableIpp then "ON" else "OFF"}"
(opencvFlag "TIFF" enableTIFF)
(opencvFlag "JASPER" enableJPEG2K)
(opencvFlag "WEBP" enableWebP)
(opencvFlag "JPEG" enableJPEG)
(opencvFlag "PNG" enablePNG)
(opencvFlag "OPENEXR" enableEXR)
] ++ lib.optionals enableContrib [ "-DOPENCV_EXTRA_MODULES_PATH=${contribSrc}/modules" ];
enableParallelBuilding = true;
hardeningDisable = [ "bindnow" "relro" ];
passthru = lib.optionalAttrs enablePython { pythonPath = []; };
meta = {
description = "Open Computer Vision Library with more than 500 algorithms";
homepage = http://opencv.org/;
license = stdenv.lib.licenses.bsd3;
maintainers = with stdenv.lib.maintainers; [viric flosse];
platforms = with stdenv.lib.platforms; linux;
};
}
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