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require 'formula'
class Opencv <Formula
url 'http://downloads.sourceforge.net/project/opencvlibrary/opencv-unix/2.2/OpenCV-2.2.0.tar.bz2'
version "2.2"
homepage 'http://opencv.willowgarage.com/wiki/'
md5 '122c9ac793a46854ef2819fedbbd6b1b'
depends_on 'cmake' => :build
depends_on 'pkg-config' => :build
depends_on 'libtiff' => :optional
depends_on 'jasper' => :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.
def options
[['--build32', 'Force a 32-bit build.']]
end
def install
makefiles = "cmake -G 'Unix Makefiles' -DCMAKE_INSTALL_PREFIX:PATH=#{prefix} ."
makefiles += " -DOPENCV_EXTRA_C_FLAGS='-arch i386 -m32'" if ARGV.include? '--build32'
system makefiles
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}/lib/python2.6/site-packages/:$PYTHONPATH"
To make this permanent, put it in your shell's profile (e.g. ~/.profile).
EOS
end
end
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