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Install Python + OpenCV in Mac OS X Yosemite
1.- Install the prerequisite software:
1.1.- Install MacPorts from:
1.2.- Install Xcode from apple store. Once installed, open Xcode and accept the licence agreement (In this tutorial Xcode 6.4 was used).
1.3.- Install the "Command Line Tools". For this go to the terminal (Applications > Utilities > Terminal) and write:
sudo xcode-select --install
A windows is shown, you need to select "install" and wait until installation is finished.
1.4 Once Command Line Tools are installed, see the xcode instalation path with:
sudo xcode-select -p
In my case this command print:
/Applications/Xcode.app/Contents/Developer 1.5 Then, run the next command:
sudo xcode-select -switch <xcode path>
Where in my case is:
sudo xcode-select -switch /Applications/Xcode.app/Contents/Developer
1.6.- Go to the terminal and update the package index with:
sudo port -v selfupdate
and
sudo port upgrade outdated
and
sudo port upgrade outdated
2.- Install Python and basic packages:
2.1 Install Python with: sudo port install python27 2.2 Select the version of python as:
sudo port select --set python python27 2.3 Install the basic packages of scientific computing (matplotlib and numpy are required for use OpenCV).
sudo port install py27-numpy py27-matplotlib py27-scipy
3.- Install OpenCV
3.1 Install OpenCV with support for Python with:
sudo port install opencv +python27
3.2 To verify that the installation is correct, write in the terminal:
python
The, in the python terminal and write:
import cv2
If no error is shown then the installation was successful.
Note: I'm sorry for my poor grammar!
