Detecting corners

Corner detection is an important process in computer vision. It helps us identify the salient points in the image. This was one of the earliest feature extraction techniques that was used to develop image analysis systems.

Getting ready

In this recipe, we will learn how to detect the corner of a box by placing markers at the points that are identified.

How to do it...

Let's see how we can detect corners:

1. Create a new Python file and import the following packages (the full code is given in the corner_detector.py file that is provided for you):

import...