Download and install openCV 3.0 on Ubuntu 14.04 for Python 2 (no virtualenv) Raw

ocv14.sh

#!/bin/bash

sudo apt-get -y update
sudo apt-get -y upgrade

sudo apt-get install -y build-essential cmake git pkg-config
sudo apt-get install -y libjpeg8-dev libtiff4-dev libjasper-dev libpng12-dev

sudo apt-get install -y libgtk2.0-dev
sudo apt-get install -y libavcodec-dev libavformat-dev libswscale-dev libv4l-dev

sudo apt-get install -y libatlas-base-dev gfortran

sudo apt-get install -y python-pip
sudo pip install numpy

cd ~
git clone https://github.com/Itseez/opencv.git
cd opencv
git checkout 3.0.0

cd ~
git clone https://github.com/Itseez/opencv_contrib.git 
cd opencv_contrib
git checkout 3.0.0

cd ~/opencv
mkdir build
cd build
cmake -D CMAKE_BUILD_TYPE=RELEASE \
	-D CMAKE_INSTALL_PREFIX=/usr/local \
	-D INSTALL_C_EXAMPLES=ON \
	-D INSTALL_PYTHON_EXAMPLES=ON \
	-D OPENCV_EXTRA_MODULES_PATH=~/opencv_contrib/modules \
	-D BUILD_EXAMPLES=ON ..

make -j4

sudo make install
sudo ldconfig

python -c "import cv2; print cv2.__version__"