Install OpenCV 4 on Raspberry Pi. In this post, we will provide a bash script for installing OpenCV-4.0 (C++, Python 2.7 and Python 3.5) on Raspbian Operating System on Raspberry Pi. We will also ...
Deep Learning based Human Pose Estimation using OpenCV
In this tutorial, Deep Learning based Human Pose Estimation using OpenCV. We will explain in detail how to use a pre-trained Caffe model that won the COCO keypoints challenge in 2016 in your own ...
Feature Based Image Alignment using OpenCV (C++/Python)
In this post, we will learn how to perform feature-based image alignment using OpenCV. We will share code in both C++ and Python. We will demonstrate the steps by way of an example in which we will ...
Read, Write and Display a video using OpenCV
In this post, we will learn how to Read, Write and Display a video using OpenCV. Code in C++ and Python is shared for study and practice. Before we do that, allow me a digression into a bit of ...
Object Tracking using OpenCV (C++/Python)
In this tutorial, we will learn Object tracking using OpenCV. A tracking API that was introduced in OpenCV 3.0. We will learn how and when to use the 8 different trackers available in OpenCV 4.2 — ...
Histogram of Oriented Gradients explained using OpenCV
In this post, we will learn the details of the Histogram of Oriented Gradients (HOG) feature descriptor. We will learn what is under the hood and how this descriptor is calculated internally by ...