Installs OpenCV for Raspberry Pi

opencvinstall.sh

sudo apt-get install build-essential cmake pkg-config -y
sudo apt-get install libjpeg-dev libtiff5-dev libjasper-dev libpng12-dev -y
sudo apt-get install libavcodec-dev libavformat-dev libswscale-dev libv4l-dev -y
sudo apt-get install libxvidcore-dev libx264-dev -y
sudo apt-get install libgtk2.0-dev libgtk-3-dev -y
sudo apt-get install libatlas-base-dev gfortran -y
sudo apt-get install python2.7-dev python3-dev -y
echo "Downloading OpenCV"
wget -O opencv.zip https://github.com/opencv/opencv/archive/3.3.0.zip 
echo "Unzipping OpenCV"
unzip opencv.zip
echo "Downloading OpenCV_Contrib"
wget -O opencv_contrib.zip https://github.com/opencv/opencv_contrib/archive/3.3.0.zip
echo "Unzipping OpenCV_Contrib"
unzip opencv_contrib.zip
echo "Building OpenCV"
cd opencv-3.3.0
mkdir build
cd build/
cmake -D CMAKE_BUILD_TYPE=RELEASE \ -D CMAKE_INSTALL_PREFIX=/usr/local \ -D INSTALL_C_EXAMPLES=OFF \ -D INSTALL_PYTHON_EXAMPLES=ON \ -D OPENCV_EXTRA_MODULES_PATH=~/opencv_contrib-3.3.0/modules \ -D BUILD_EXAMPLES=ON ..
make -j4 && echo "Built OpenCV, Installing"
sudo make install
sudo ldconfig

echo "Successfully installed OpenCV!"