{"id":1937,"date":"2016-06-24T19:05:00","date_gmt":"2016-06-24T10:05:00","guid":{"rendered":"http:\/\/avinton.com\/?page_id=1937"},"modified":"2017-10-02T17:38:48","modified_gmt":"2017-10-02T08:38:48","slug":"install-python2-7-opencv","status":"publish","type":"page","link":"https:\/\/avinton.com\/en\/academy\/install-python2-7-opencv\/","title":{"rendered":"Install Python2.7 & OpenCV"},"content":{"rendered":"

Python OpenCV Setup<\/h1>\n

This was tested with Ubuntu 16.04<\/p>\n

Python Install<\/h2>\n

Make sure we are in our home directory<\/p>\n

\ncd ~\n<\/pre>\n
<\/br><\/p>\n
Update & Upgrade OS<\/h3>\n
Upgrade any currently installed packages (may take a long time)<\/p>\n
\nsudo apt-get update\nsudo apt-get upgrade\n<\/pre>\n
<\/br><\/p>\n
Install Tools:<\/h3>\n
\nsudo apt-get install build-essential\nsudo apt-get install cmake git libgtk2.0-dev pkg-config libavcodec-dev libavformat-dev libswscale-dev\nsudo apt-get install python-dev python-numpy\nsudo apt-get install -y unzip wget\n<\/pre>\n
<\/br><\/p>\n
Install File Format Libs<\/h3>\n
\nsudo apt-get install libtbb2 libtbb-dev libjpeg-dev libpng-dev libtiff-dev libjasper-dev libdc1394-22-dev\n<\/pre>\n
<\/br><\/p>\n
Install Image -> GUI handler<\/h3>\n
\nsudo apt-get install libgtk2.0-dev\n<\/pre>\n
<\/br><\/p>\n
If you want to do any Video Processing:<\/h3>\n
\nsudo apt-get install libavcodec-dev libavformat-dev libswscale-dev libv4l-dev\n<\/pre>\n
<\/br><\/p>\n
Install OpenCV Optimisation Libs<\/h3>\n
\nsudo apt-get install libatlas-base-dev gfortran\n<\/pre>\n
<\/br><\/p>\n
Install Python Package Manager (PIP)<\/h3>\n
\nwget https:\/\/bootstrap.pypa.io\/get-pip.py\nsudo -H python get-pip.py\n<\/pre>\n
<\/br><\/p>\n
Install Python 2.7<\/h3>\n
\nsudo -H apt-get install python2.7-dev\n<\/pre>\n
<\/br><\/p>\n
Install Python Numpy<\/h3>\n
Numpy is used by Python for Image representation.<\/p>\n
\nsudo pip install numpy\n<\/pre>\n
 <\/br><\/p>\n
OpenCV Setup<\/h2>\n
Copy OpenCV Repo<\/h3>\n
Get OpenCV 3.3 build from GitHub<\/p>\n
\ncd ~\nwget https:\/\/github.com\/opencv\/opencv\/archive\/3.3.0.zip\nunzip 3.3.0.zip\nmv opencv-3.3.0\/ opencv\ncd opencv\n<\/pre>\n
 <\/br><\/p>\n
Build OpenCV<\/h3>\n
\ncd ~\/opencv\n$ mkdir build\n$ cd build\n$ sudo cmake -D CMAKE_BUILD_TYPE=RELEASE -D CMAKE_INSTALL_PREFIX=\/usr\/local ..\n<\/pre>\n
 <\/br><\/p>\n
Compile OpenCV<\/h3>\n
\nmake -j7\n<\/pre>\n
 <\/br><\/p>\n
If you run out of disk space on your VM check out the little guide on extending your Virtual Disk
\nhttps:\/\/avinton.com\/en\/academy\/extending-virtualbox-virtual-drive\/<\/a><\/p>\n
Install OpenCV<\/h3>\n
\nsudo make install\nsudo ldconfig\n<\/pre>\n
<\/br><\/p>\n
Test<\/h2>\n
\npython\n<\/pre>\n
<\/br><\/p>\n
\nimport cv2\ncv2.__version__\n<\/pre>\n
The above should return 3.3.0 (The OpenCV Version you installed)
\n<\/br>
\nExit python interpreter and return to terminal<\/p>\n
\nexit()\n<\/pre>\n","protected":false},"excerpt":{"rendered":"
Python OpenCV Setup This was tested with Ubuntu 16.04 Python Install Make sure we are in our home directory cd ~ Update & Upgrade OS Upgrade any currently installed packages (may take a long time) sudo apt-get update sudo apt-get upgrade Install Tools: sudo apt-get install build-essential sudo apt-get install cmake git libgtk2.0-dev pkg-config libavcodec-dev
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