openalpr.rb

class Openalpr < Formula
  desc "Automatic License Plate Recognition library"
  homepage "https://github.com/openalpr/openalpr"
  url "https://github.com/openalpr/openalpr/archive/v2.3.0.tar.gz"
  sha256 "1cfcaab6f06e9984186ee19633a949158c0e2aacf9264127e2f86bd97641d6b9"
  head "https://github.com/openalpr/openalpr.git", :branch => "master"
  revision 1

  bottle do
    sha256 "cd3d6e1244ac3177a112ab6b74d223d0cded37e4aaff38d3087be3a5a85abf6c" => :sierra
    sha256 "bc02f2fa2a9d9aae3bfe8dc25a9b01ed595e5e23c91a1db68758288c1be8aa54" => :el_capitan
    sha256 "73e78841953e9ae4a1a5f128955d91826232b92d778c8cf9f8b915b7789b87a7" => :yosemite
  end

  option "without-daemon", "Do not include the alpr daemon (alprd)"

  depends_on "cmake" => :build
  depends_on "leptonica"
  depends_on "libtiff"
  depends_on "tesseract"
  depends_on "opencv@2"

  if build.with? "daemon"
    depends_on "log4cplus"
    depends_on "beanstalkd"
  end

  def install
    mkdir "src/build" do
      args = std_cmake_args

      # v2.2.0 require CMAKE_MACOSX_RPATH
      args << "-DCMAKE_MACOSX_RPATH=true"
      args << "-DCMAKE_INSTALL_SYSCONFDIR=#{etc}"

      if build.without? "daemon"
        if build.head?
          args << "-DWITH_DAEMON=NO"
        else
          args << "-DWITHOUT_DAEMON=YES"
        end
      end

      args << "-DCMAKE_INSTALL_SYSCONFDIR:PATH=#{etc}"

      system "cmake", "..", *args
      system "make", "install"
    end
  end

  test do
    output = shell_output("#{bin}/alpr #{test_fixtures("test.jpg")}")
    assert_equal "No license plates found.", output.chomp
  end
end