In this post, we will show how to use Hu Moments for shape matching. You will learn the following What are image moments? How are image moments calculated? What are Hu moment ...
Install OpenCV 4 on CentOS 7 (C++ and Python)
OpenCV released OpenCV-3.4.4 and OpenCV-4.0.0 on 20th November. There have been a lot of bug fixes and other changes in these versions. The release highlights are as follows: OpenCV is now C++11 ...
Install OpenCV 4 on Red Hat (C++ and Python)
OpenCV released OpenCV-3.4.4 and OpenCV-4.0.0 on 20th November. There have been a lot of bug fixes and other changes in these versions. The release highlights are as follows: OpenCV is now C++11 ...
OpenCV Installation on Ubuntu, macOS, Windows and Raspberry Pi
In this post we provide OpenCV Installation instructions on different Operating Systems. This post is regularly updated to include instructions for the latest version of OpenCV. This post is ...
Install OpenCV 4 on macOS (C++ and Python)
OpenCV released OpenCV-3.4.4 and OpenCV-4.0.0 on 20th November. There have been a lot of bug fixes and other changes in these versions. The release highlights are as follows: OpenCV is now C++11 ...
OpenCV QR Code Scanner ( C++ and Python )
Recently, OpenCV 4.0 was released with many improvements and new features. One of them is the QR code scanner. We had already written about Bar Code and QR code scanner in a previous post, which uses ...