{ lib, stdenv, cmake, fetchFromGitHub, opencv4 }: stdenv.mkDerivation { pname = "opentrack-aruco"; version = "unstable-20190303"; src = fetchFromGitHub { owner = "opentrack"; repo = "aruco"; rev = "12dc60efd61149227bd05c805208d9bcce308f6d"; sha256 = "0gkrixgfbpg8pls4qqilphbz4935mg5z4p18a0vv6kclmfccw9ad"; }; nativeBuildInputs = [ cmake ]; buildInputs = [ opencv4 ]; NIX_CFLAGS_COMPILE = "-Wall -Wextra -Wpedantic -ffast-math -march=native -O3"; preInstall = '' mkdir -p $out/include/aruco ''; # copy headers required by main package postInstall = '' cp $src/src/*.h $out/include/aruco ''; meta = with lib; { homepage = "https://github.com/opentrack/aruco"; description = "C++ library for detection of AR markers based on OpenCV"; license = licenses.isc; maintainers = with maintainers; [ zaninime ]; }; }