mac opencv setup

opencv mac setup

# brew install opencv and python
brew tap homebrew/science
brew install opencv
brew install python
brew install python3

# setup bash_profile / zshrc to use homebrew python
export PATH=/usr/local/bin:$PATH

# virtualenv
pip install virtualenv virtualenvwrapper

# bash_profile / zshrc
source /usr/local/bin/virtualenvwrapper.sh

# new virtual env
# to swith back: deactivate
# switch between virtual env: workon virtual_env_name
mkvirtualenv cv

# numpy, ipython
pip install numpy
pip install ipython

# link homebrew installed opencv site package to cv virtualenv
ln -s /usr/local/Cellar/opencv/2.4.12/lib/python2.7/site-packages/cv2.so
ln -s /usr/local/Cellar/opencv/2.4.12/lib/python2.7/site-packages/cv2.py