class Opencv < Formula desc "Open source computer vision library" homepage "https://opencv.org/" url "https://github.com/opencv/opencv/archive/3.4.1.tar.gz" sha256 "f1b87684d75496a1054405ae3ee0b6573acaf3dad39eaf4f1d66fdd7e03dc852" revision 5 bottle do rebuild 2 sha256 "f9abd6049e1c5b52ac9dad6b7605bb09fb3936a6da5b8f613546bf6d4d199a1c" => :high_sierra sha256 "2fd9d42ab0c9b3ee736ca60516dfc8224100e8fe2601c88ce7bc860763b7994d" => :sierra sha256 "7fbbf8dde773d2efe29ba7fcbed805db8a1b3201b6b713c917459bb4d59c82cc" => :el_capitan end depends_on "cmake" => :build depends_on "pkg-config" => :build depends_on "eigen" depends_on "ffmpeg" depends_on "jpeg" depends_on "libpng" depends_on "libtiff" depends_on "openexr" depends_on "python" depends_on "python@2" depends_on "numpy" depends_on "tbb" needs :cxx11 resource "contrib" do url "https://github.com/opencv/opencv_contrib/archive/3.4.1.tar.gz" sha256 "298c69ee006d7675e1ff9d371ba8b0d9e7e88374bb7ba0f9d0789851d352ec6e" end def install ENV.cxx11 ENV.prepend_path "PATH", Formula["python@2"].opt_libexec/"bin" resource("contrib").stage buildpath/"opencv_contrib" # Reset PYTHONPATH, workaround for https://github.com/Homebrew/homebrew-science/pull/4885 ENV.delete("PYTHONPATH") py2_prefix = `python2-config --prefix`.chomp py2_lib = "#{py2_prefix}/lib" py3_config = `python3-config --configdir`.chomp py3_include = `python3 -c "import distutils.sysconfig as s; print(s.get_python_inc())"`.chomp py3_version = Language::Python.major_minor_version "python3" args = std_cmake_args + %W[ -DCMAKE_OSX_DEPLOYMENT_TARGET= -DBUILD_JASPER=OFF -DBUILD_JPEG=ON -DBUILD_OPENEXR=OFF -DBUILD_PERF_TESTS=OFF -DBUILD_PNG=OFF -DBUILD_TESTS=OFF -DBUILD_TIFF=OFF -DBUILD_ZLIB=OFF -DBUILD_opencv_hdf=OFF -DBUILD_opencv_java=OFF -DBUILD_opencv_text=OFF -DOPENCV_ENABLE_NONFREE=ON -DOPENCV_EXTRA_MODULES_PATH=#{buildpath}/opencv_contrib/modules -DWITH_1394=OFF -DWITH_CUDA=OFF -DWITH_EIGEN=ON -DWITH_FFMPEG=ON -DWITH_GPHOTO2=OFF -DWITH_GSTREAMER=OFF -DWITH_JASPER=OFF -DWITH_OPENEXR=ON -DWITH_OPENGL=OFF -DWITH_QT=OFF -DWITH_TBB=ON -DWITH_VTK=OFF -DBUILD_opencv_python2=ON -DBUILD_opencv_python3=ON -DPYTHON2_EXECUTABLE=#{which "python"} -DPYTHON2_LIBRARY=#{py2_lib}/libpython2.7.dylib -DPYTHON2_INCLUDE_DIR=#{py2_prefix}/include/python2.7 -DPYTHON3_EXECUTABLE=#{which "python3"} -DPYTHON3_LIBRARY=#{py3_config}/libpython#{py3_version}.dylib -DPYTHON3_INCLUDE_DIR=#{py3_include} ] if build.bottle? args += %w[-DENABLE_SSE41=OFF -DENABLE_SSE42=OFF -DENABLE_AVX=OFF -DENABLE_AVX2=OFF] end mkdir "build" do system "cmake", "..", *args system "make" system "make", "install" system "make", "clean" system "cmake", "..", "-DBUILD_SHARED_LIBS=OFF", *args system "make" lib.install Dir["lib/*.a"] lib.install Dir["3rdparty/**/*.a"] end end test do (testpath/"test.cpp").write <<~EOS #include #include int main() { std::cout << CV_VERSION << std::endl; return 0; } EOS system ENV.cxx, "test.cpp", "-I#{include}", "-L#{lib}", "-o", "test" assert_equal `./test`.strip, version.to_s ["python2.7", "python3"].each do |python| output = shell_output("#{python} -c 'import cv2; print(cv2.__version__)'") assert_equal version.to_s, output.chomp end end end