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{ lib, stdenv
, fetchurl, fetchFromGitHub, fetchpatch
, cmake, pkgconfig, unzip, zlib, pcre, hdf5
, glog, boost, gflags, protobuf
, config
, enableJPEG ? true, libjpeg
, enablePNG ? true, libpng
, enableTIFF ? true, libtiff
, enableWebP ? true, libwebp
, enableEXR ? !stdenv.isDarwin, openexr, ilmbase
, enableJPEG2K ? false, jasper # disable jasper by default (many CVE)
, enableEigen ? true, eigen
, enableOpenblas ? true, openblas
, enableContrib ? true
, enableCuda ? (config.cudaSupport or false) &&
stdenv.hostPlatform.isx86_64, cudatoolkit, nvidia-optical-flow-sdk
, enableUnfree ? false
, enableIpp ? false
, enablePython ? false, pythonPackages
, enableGtk2 ? false, gtk2
, enableGtk3 ? false, gtk3
, enableVtk ? false, vtk
, enableFfmpeg ? false, ffmpeg
, enableGStreamer ? false, gst_all_1
, enableTesseract ? false, tesseract, leptonica
, enableTbb ? false, tbb
, enableOvis ? false, ogre
, enableGPhoto2 ? false, libgphoto2
, enableDC1394 ? false, libdc1394
, enableDocs ? false, doxygen, graphviz-nox
, AVFoundation, Cocoa, VideoDecodeAcceleration, bzip2
}:
let
version = "4.1.2";
src = fetchFromGitHub {
owner = "opencv";
repo = "opencv";
rev = version;
sha256 = "0c98ziwvfrzdzwn52a36d37n5rac8zmxq2jn479bzfaii1bib8xx";
};
contribSrc = fetchFromGitHub {
owner = "opencv";
repo = "opencv_contrib";
rev = version;
sha256 = "10ryyxhggin5dk5glf4ycyrfryqf50f4bs10biv6nxlrrinm2di4";
};
# Contrib must be built in order to enable Tesseract support:
buildContrib = enableContrib || enableTesseract || enableOvis;
# See opencv/3rdparty/ippicv/ippicv.cmake
ippicv = {
src = fetchFromGitHub {
owner = "opencv";
repo = "opencv_3rdparty";
rev = "32e315a5b106a7b89dbed51c28f8120a48b368b4";
sha256 = "19w9f0r16072s59diqxsr5q6nmwyz9gnxjs49nglzhd66p3ddbkp";
} + "/ippicv";
files = let name = platform : "ippicv_2019_${platform}_general_20180723.tgz"; in
if stdenv.hostPlatform.system == "x86_64-linux" then
{ ${name "lnx_intel64"} = "c0bd78adb4156bbf552c1dfe90599607"; }
else if stdenv.hostPlatform.system == "i686-linux" then
{ ${name "lnx_ia32"} = "4f38432c30bfd6423164b7a24bbc98a0"; }
else if stdenv.hostPlatform.system == "x86_64-darwin" then
{ ${name "mac_intel64"} = "fe6b2bb75ae0e3f19ad3ae1a31dfa4a2"; }
else
throw "ICV is not available for this platform (or not yet supported by this package)";
dst = ".cache/ippicv";
};
# See opencv_contrib/modules/xfeatures2d/cmake/download_vgg.cmake
vgg = {
src = fetchFromGitHub {
owner = "opencv";
repo = "opencv_3rdparty";
rev = "fccf7cd6a4b12079f73bbfb21745f9babcd4eb1d";
sha256 = "0r9fam8dplyqqsd3qgpnnfgf9l7lj44di19rxwbm8mxiw0rlcdvy";
};
files = {
"vgg_generated_48.i" = "e8d0dcd54d1bcfdc29203d011a797179";
"vgg_generated_64.i" = "7126a5d9a8884ebca5aea5d63d677225";
"vgg_generated_80.i" = "7cd47228edec52b6d82f46511af325c5";
"vgg_generated_120.i" = "151805e03568c9f490a5e3a872777b75";
};
dst = ".cache/xfeatures2d/vgg";
};
# See opencv_contrib/modules/xfeatures2d/cmake/download_boostdesc.cmake
boostdesc = {
src = fetchFromGitHub {
owner = "opencv";
repo = "opencv_3rdparty";
rev = "34e4206aef44d50e6bbcd0ab06354b52e7466d26";
sha256 = "13yig1xhvgghvxspxmdidss5lqiikpjr0ddm83jsi0k85j92sn62";
};
files = {
"boostdesc_bgm.i" = "0ea90e7a8f3f7876d450e4149c97c74f";
"boostdesc_bgm_bi.i" = "232c966b13651bd0e46a1497b0852191";
"boostdesc_bgm_hd.i" = "324426a24fa56ad9c5b8e3e0b3e5303e";
"boostdesc_binboost_064.i" = "202e1b3e9fec871b04da31f7f016679f";
"boostdesc_binboost_128.i" = "98ea99d399965c03d555cef3ea502a0b";
"boostdesc_binboost_256.i" = "e6dcfa9f647779eb1ce446a8d759b6ea";
"boostdesc_lbgm.i" = "0ae0675534aa318d9668f2a179c2a052";
};
dst = ".cache/xfeatures2d/boostdesc";
};
# See opencv_contrib/modules/face/CMakeLists.txt
face = {
src = fetchFromGitHub {
owner = "opencv";
repo = "opencv_3rdparty";
rev = "8afa57abc8229d611c4937165d20e2a2d9fc5a12";
sha256 = "061lsvqdidq9xa2hwrcvwi9ixflr2c2lfpc8drr159g68zi8bp4v";
};
files = {
"face_landmark_model.dat" = "7505c44ca4eb54b4ab1e4777cb96ac05";
};
dst = ".cache/data";
};
# See opencv/modules/gapi/cmake/DownloadADE.cmake
ade = rec {
src = fetchurl {
url = "https://github.com/opencv/ade/archive/${name}";
sha256 = "04n9na2bph706bdxnnqfcbga4cyj8kd9s9ni7qyvnpj5v98jwvlm";
};
name = "v0.1.1f.zip";
md5 = "b624b995ec9c439cbc2e9e6ee940d3a2";
dst = ".cache/ade";
};
# See opencv/cmake/OpenCVDownload.cmake
installExtraFiles = extra : with lib; ''
mkdir -p "${extra.dst}"
'' + concatStrings (flip mapAttrsToList extra.files (name : md5 : ''
ln -s "${extra.src}/${name}" "${extra.dst}/${md5}-${name}"
''));
installExtraFile = extra: ''
mkdir -p "${extra.dst}"
ln -s "${extra.src}" "${extra.dst}/${extra.md5}-${extra.name}"
'';
opencvFlag = name: enabled: "-DWITH_${name}=${printEnabled enabled}";
printEnabled = enabled : if enabled then "ON" else "OFF";
in
stdenv.mkDerivation {
pname = "opencv";
inherit version src;
postUnpack = lib.optionalString buildContrib ''
cp --no-preserve=mode -r "${contribSrc}/modules" "$NIX_BUILD_TOP/source/opencv_contrib"
'';
# This prevents cmake from using libraries in impure paths (which
# causes build failure on non NixOS)
# Also, work around https://github.com/NixOS/nixpkgs/issues/26304 with
# what appears to be some stray headers in dnn/misc/tensorflow
# in contrib when generating the Python bindings:
patches = lib.optional enableCuda ./cuda_opt_flow.patch;
postPatch = ''
sed -i '/Add these standard paths to the search paths for FIND_LIBRARY/,/^\s*$/{d}' CMakeLists.txt
sed -i -e 's|if len(decls) == 0:|if len(decls) == 0 or "opencv2/" not in hdr:|' ./modules/python/src2/gen2.py
'';
preConfigure =
installExtraFile ade +
lib.optionalString enableIpp (installExtraFiles ippicv) + (
lib.optionalString buildContrib ''
cmakeFlagsArray+=("-DOPENCV_EXTRA_MODULES_PATH=$NIX_BUILD_TOP/source/opencv_contrib")
${installExtraFiles vgg}
${installExtraFiles boostdesc}
${installExtraFiles face}
'');
postConfigure = ''
[ -e modules/core/version_string.inc ]
echo '"(build info elided)"' > modules/core/version_string.inc
'';
buildInputs =
[ zlib pcre hdf5 glog boost gflags protobuf ]
++ lib.optional enablePython pythonPackages.python
++ lib.optional enableGtk2 gtk2
++ lib.optional enableGtk3 gtk3
++ lib.optional enableVtk vtk
++ lib.optional enableJPEG libjpeg
++ lib.optional enablePNG libpng
++ lib.optional enableTIFF libtiff
++ lib.optional enableWebP libwebp
++ lib.optionals enableEXR [ openexr ilmbase ]
++ lib.optional enableJPEG2K jasper
++ lib.optional enableFfmpeg ffmpeg
++ lib.optionals (enableFfmpeg && stdenv.isDarwin)
[ VideoDecodeAcceleration bzip2 ]
++ lib.optionals enableGStreamer (with gst_all_1; [ gstreamer gst-plugins-base ])
++ lib.optional enableOvis ogre
++ lib.optional enableGPhoto2 libgphoto2
++ lib.optional enableDC1394 libdc1394
++ lib.optional enableEigen eigen
++ lib.optional enableOpenblas openblas
# There is seemingly no compile-time flag for Tesseract. It's
# simply enabled automatically if contrib is built, and it detects
# tesseract & leptonica.
++ lib.optionals enableTesseract [ tesseract leptonica ]
++ lib.optional enableTbb tbb
++ lib.optionals enableCuda [ cudatoolkit nvidia-optical-flow-sdk ]
++ lib.optionals stdenv.isDarwin [ bzip2 AVFoundation Cocoa VideoDecodeAcceleration ]
++ lib.optionals enableDocs [ doxygen graphviz-nox ];
propagatedBuildInputs = lib.optional enablePython pythonPackages.numpy;
nativeBuildInputs = [ cmake pkgconfig unzip ];
NIX_CFLAGS_COMPILE = lib.optionalString enableEXR "-I${ilmbase.dev}/include/OpenEXR";
# Configure can't find the library without this.
OpenBLAS_HOME = lib.optionalString enableOpenblas openblas;
cmakeFlags = [
"-DOPENCV_GENERATE_PKGCONFIG=ON"
"-DWITH_OPENMP=ON"
"-DBUILD_PROTOBUF=OFF"
"-DPROTOBUF_UPDATE_FILES=ON"
"-DOPENCV_ENABLE_NONFREE=${printEnabled enableUnfree}"
"-DBUILD_TESTS=OFF"
"-DBUILD_PERF_TESTS=OFF"
"-DBUILD_DOCS=${printEnabled enableDocs}"
(opencvFlag "IPP" enableIpp)
(opencvFlag "TIFF" enableTIFF)
(opencvFlag "JASPER" enableJPEG2K)
(opencvFlag "WEBP" enableWebP)
(opencvFlag "JPEG" enableJPEG)
(opencvFlag "PNG" enablePNG)
(opencvFlag "OPENEXR" enableEXR)
(opencvFlag "CUDA" enableCuda)
(opencvFlag "CUBLAS" enableCuda)
(opencvFlag "TBB" enableTbb)
] ++ lib.optionals enableCuda [
"-DCUDA_FAST_MATH=ON"
"-DCUDA_HOST_COMPILER=${cudatoolkit.cc}/bin/cc"
"-DCUDA_NVCC_FLAGS=--expt-relaxed-constexpr"
"-DNVIDIA_OPTICAL_FLOW_1_0_HEADERS_PATH=${nvidia-optical-flow-sdk}"
] ++ lib.optionals stdenv.isDarwin [
"-DWITH_OPENCL=OFF"
"-DWITH_LAPACK=OFF"
"-DBUILD_opencv_videoio=OFF"
] ++ lib.optionals enablePython [
"-DOPENCV_SKIP_PYTHON_LOADER=ON"
];
enableParallelBuilding = true;
postBuild = lib.optionalString enableDocs ''
make doxygen
'';
# By default $out/lib/pkgconfig/opencv4.pc looks something like this:
#
# prefix=/nix/store/g0wnfyjjh4rikkvp22cpkh41naa43i4i-opencv-4.0.0
# exec_prefix=${prefix}
# libdir=${exec_prefix}//nix/store/g0wnfyjjh4rikkvp22cpkh41naa43i4i-opencv-4.0.0/lib
# includedir_old=${prefix}//nix/store/g0wnfyjjh4rikkvp22cpkh41naa43i4i-opencv-4.0.0/include/opencv4/opencv
# includedir_new=${prefix}//nix/store/g0wnfyjjh4rikkvp22cpkh41naa43i4i-opencv-4.0.0/include/opencv4
# ...
# Libs: -L${exec_prefix}//nix/store/g0wnfyjjh4rikkvp22cpkh41naa43i4i-opencv-4.0.0/lib ...
# Note that ${exec_prefix} is set to $out but that $out is also appended to
# ${exec_prefix}. This causes linker errors in downstream packages so we strip
# of $out after the ${exec_prefix} and ${prefix} prefixes:
postInstall = ''
sed -i "s|{exec_prefix}/$out|{exec_prefix}|;s|{prefix}/$out|{prefix}|" \
"$out/lib/pkgconfig/opencv4.pc"
'';
hardeningDisable = [ "bindnow" "relro" ];
passthru = lib.optionalAttrs enablePython { pythonPath = []; };
meta = with stdenv.lib; {
description = "Open Computer Vision Library with more than 500 algorithms";
homepage = "https://opencv.org/";
license = with licenses; if enableUnfree then unfree else bsd3;
maintainers = with maintainers; [mdaiter basvandijk];
platforms = with platforms; linux ++ darwin;
};
}
|