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require 'formula'
def which_python
"python" + `python -c 'import sys;print(sys.version[:3])'`.strip
end
def site_package_dir
"lib/#{which_python}/site-packages"
end
class Opencv < Formula
url 'http://sourceforge.net/projects/opencvlibrary/files/opencv-unix/2.3.1/OpenCV-2.3.1a.tar.bz2'
md5 '82e4b6bfa349777233eea09b075e931e'
homepage 'http://opencv.willowgarage.com/wiki/'
depends_on 'cmake' => :build
depends_on 'pkg-config' => :build
depends_on 'libtiff' => :optional
depends_on 'jasper' => :optional
depends_on 'tbb' => :optional
depends_on 'numpy' => :python
# 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.
def patches
# Fix conflict when OpenEXR is installed. See:
# http://tech.groups.yahoo.com/group/OpenCV/message/83201
DATA
end
depends_on 'qt' if ARGV.include? '--with-qt'
def options
[
["--32-bit", "Build 32-bit only."],
["--with-qt", "Build qt backend."]
]
end
def install
args = std_cmake_parameters.split
args << "-DOPENCV_EXTRA_C_FLAGS='-arch i386 -m32'" if ARGV.build_32_bit?
args << "-DWITH_QT=ON" if ARGV.include? "--with-qt"
# The CMake `FindPythonLibs` Module is dumber than a bag of hammers when
# more than one python installation is available---for example, it clings
# to the Header folder of the system Python Framework like a drowning
# sailor.
#
# This code was cribbed from the VTK formula and uses the output to
# `python-config` to do the job FindPythonLibs should be doing in the first
# place.
python_prefix = `python-config --prefix`.strip
# Python is actually a library. The libpythonX.Y.dylib points to this lib, too.
if File.exist? "#{python_prefix}/Python"
# Python was compiled with --framework:
args << "-DPYTHON_LIBRARY='#{python_prefix}/Python'"
args << "-DPYTHON_INCLUDE_DIR='#{python_prefix}/Headers'"
else
python_lib = "#{python_prefix}/lib/lib#{which_python}"
if File.exists? "#{python_lib}.a"
args << "-DPYTHON_LIBRARY='#{python_lib}.a'"
else
args << "-DPYTHON_LIBRARY='#{python_lib}.dylib'"
end
args << "-DPYTHON_INCLUDE_DIR='#{python_prefix}/include/#{which_python}'"
end
args << "-DPYTHON_PACKAGES_PATH='#{lib}/#{which_python}/site-packages'"
system 'cmake', '.', *args
system "make"
system "make install"
end
def caveats; <<-EOS.undent
The OpenCV Python module will not work until you edit your PYTHONPATH like so:
export PYTHONPATH="#{HOMEBREW_PREFIX}/#{site_package_dir}:$PYTHONPATH"
To make this permanent, put it in your shell's profile (e.g. ~/.profile).
EOS
end
end
__END__
Fix conflict when OpenEXR is installed. See:
http://tech.groups.yahoo.com/group/OpenCV/message/83201
diff --git a/modules/highgui/src/grfmt_exr.hpp b/modules/highgui/src/grfmt_exr.hpp
index 642000b..b1414f1 100644
--- a/modules/highgui/src/grfmt_exr.hpp
+++ b/modules/highgui/src/grfmt_exr.hpp
@@ -56,6 +56,7 @@ namespace cv
using namespace Imf;
using namespace Imath;
+using Imf::PixelType;
/* libpng version only */
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