UPDATE: You can also install OpenCV 4.7.0 in Ubuntu 22.04LTS. The latest Long Term Support version of Ubuntu(14.04 LTS) is out and a new version of OpenCV was recently released as well. This means that now is a great opportunity to update my OpenCV installation guide to the latest versions, Ubuntu 14.04 LTS and OpenCV … Continue reading Installing OpenCV 2.4.9 in Ubuntu 14.04 LTS