Install opencv-python in windows download opencv source it can be from sourceforge (for official release version) or from github (for latest source) extract it to a folder, opencv and create a new folder build in it open cmake-gui (start > all programs > cmake-gui). Download opencv python. Download opencv for free open source computer vision library the open source computer vision library has >2500 algorithms, extensive documentation and sample code for real-time computer vision it works on windows, linux, mac os x, android, ios in your browser through javascript.
download opencv python
Opencv-python tutorials