nixpkgs/pkgs/development/libraries/dlib/default.nix

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{ stdenv, lib, fetchFromGitHub, cmake, pkgconfig, libpng, libjpeg
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, guiSupport ? false, libX11
# see http://dlib.net/compile.html
, avxSupport ? true
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}:
stdenv.mkDerivation rec {
pname = "dlib";
version = "19.19";
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src = fetchFromGitHub {
owner = "davisking";
repo = "dlib";
rev ="v${version}";
sha256 = "0574p46zf85nx33cam4yqcg20g94kkmrvi5689r1xshprr0szghp";
};
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postPatch = ''
rm -rf dlib/external
'';
cmakeFlags = [ "-DUSE_AVX_INSTRUCTIONS=${if avxSupport then "yes" else "no"}" ];
enableParallelBuilding = true;
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nativeBuildInputs = [ cmake pkgconfig ];
buildInputs = [ libpng libjpeg ] ++ lib.optional guiSupport libX11;
meta = with stdenv.lib; {
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description = "A general purpose cross-platform C++ machine learning library";
homepage = http://www.dlib.net;
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license = licenses.boost;
maintainers = with maintainers; [ christopherpoole ma27 ];
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platforms = platforms.linux;
};
}