require 'formula'

class Opencv < Formula homepage 'http://opencv.org/' url 'https://github.com/Itseez/opencv/archive/2.4.9.tar.gz' sha1 'd16ced627db17f9864c681545f18f030c7a4cc0b'

CUDA needs 2.4.10 (see #1228)

url 'https://github.com/Itseez/opencv/archive/2.4.10.tar.gz'

sha1 'a0c2d5944364fc4f26b6160b33c03082b1fa08c1'

head 'https://github.com/Itseez/opencv.git'

option "32-bit" option "with-java", "Build with Java support" option "with-qt", "Build the Qt4 backend to HighGUI" option "with-tbb", "Enable parallel code in OpenCV using Intel TBB" option "with-tests", "Build with accuracy & performance tests" option "without-opencl", "Disable GPU code in OpenCV using OpenCL" option "with-cuda", "Build with CUDA support" option "with-quicktime", "Use QuickTime for Video I/O insted of QTKit"

option :cxx11

depends_on :ant if build.with? "java" depends_on "cmake" => :build depends_on "eigen" => :optional depends_on "gstreamer" => :optional depends_on "jasper" => :optional depends_on "jpeg-turbo" depends_on :libpng depends_on "libtiff" depends_on "libdc1394" => :optional depends_on "numpy" => :python depends_on "openexr" => :optional depends_on "openni" => :optional depends_on "pkg-config" => :build depends_on :python => :optional depends_on "qt" => :optional depends_on "tbb" => :optional

Can also depend on ffmpeg, but this pulls in a lot of extra stuff that

you don't need unless you're doing video analysis, and some of it isn't

in Homebrew anyway. Will depend on openexr if it's installed.

depends_on 'ffmpeg' => :optional

def install jpeg = Formula["jpeg-turbo"]

ENV.cxx11 if build.cxx11?
args = std_cmake_args + %W(
  -DCMAKE_OSX_DEPLOYMENT_TARGET=
  -DBUILD_ZLIB=OFF
  -DBUILD_TIFF=OFF
  -DBUILD_PNG=OFF
  -DBUILD_OPENEXR=OFF
  -DBUILD_JASPER=OFF
  -DBUILD_JPEG=OFF
  -DJPEG_INCLUDE_DIR=#{jpeg.opt_include}
  -DJPEG_LIBRARY=#{jpeg.opt_lib}/libjpeg.dylib
)

if build.without? "tests"
  args << "-DBUILD_TESTS=OFF" << "-DBUILD_PERF_TESTS=OFF"
end

args << "-DBUILD_opencv_java=" + ((build.with? "java") ? "ON" : "OFF")
args << "-DWITH_OPENEXR=" + ((build.with? "openexr") ? "ON" : "OFF")
args << "-DWITH_QT=" + ((build.with? "qt") ? "ON" : "OFF")
args << "-DWITH_TBB=" + ((build.with? "tbb") ? "ON" : "OFF")
args << "-DWITH_FFMPEG=" + ((build.with? "ffmpeg") ? "ON" : "OFF")
args << "-DWITH_GSTREAMER=" + ((build.with? "gstreamer") ? "ON" : "OFF")
args << "-DWITH_QUICKTIME=" + ((build.with? "quicktime") ? "ON" : "OFF")
args << "-DWITH_1394=" + ((build.with? "libdc1394") ? "ON" : "OFF")

if build.with? "cuda"
  ENV["CUDA_NVCC_FLAGS"] = "-Xcompiler -stdlib=libstdc++; -Xlinker -stdlib=libstdc++"
  inreplace "cmake/FindCUDA.cmake", "list(APPEND CUDA_LIBRARIES -Wl,-rpath \"-Wl,${_cuda_path_to_cudart}\")", "#list(APPEND CUDA"
  args << "-DWITH_CUDA=ON"
  args << "-DCMAKE_CXX_FLAGS=-stdlib=libstdc++"
else
  args << "-DWITH_CUDA=OFF"
end

# OpenCL 1.1 is required, but Snow Leopard and older come with 1.0
args << "-DWITH_OPENCL=OFF" if build.without? "opencl" or MacOS.version < :lion

if build.with? "openni"
  args << "-DWITH_OPENNI=ON"
  # Set proper path for Homebrew's openni
  inreplace "cmake/OpenCVFindOpenNI.cmake" do |s|
    s.gsub! "/usr/include/ni", "#{Formula["openni"].opt_include}/ni"
    s.gsub! "/usr/lib", "#{Formula["openni"].opt_lib}"
  end
end

if build.include? "32-bit"
  args << "-DCMAKE_OSX_ARCHITECTURES=i386"
  args << "-DOPENCV_EXTRA_C_FLAGS='-arch i386 -m32'"
  args << "-DOPENCV_EXTRA_CXX_FLAGS='-arch i386 -m32'"
end

if ENV.compiler == :clang and !build.bottle?
  args << '-DENABLE_SSSE3=ON' if Hardware::CPU.ssse3?
  args << '-DENABLE_SSE41=ON' if Hardware::CPU.sse4?
  args << '-DENABLE_SSE42=ON' if Hardware::CPU.sse4_2?
  args << '-DENABLE_AVX=ON' if Hardware::CPU.avx?
end

mkdir "macbuild" do
  system "cmake", "..", *args
  system "make"
  system "make install"
end

end end