First of all, what is homography? Let's read a definition from the internet:
If you – like the authors of this book – are none the wiser from the preceding definition, you will probably find the following explanation a bit clearer: homography is a condition in which two figures find each other when one is a perspective distortion of the other.
First, let's take a look at what we want to achieve so that we can fully understand what homography is. Then, we will go through the code.
Imagine that we want to search for the following tattoo:
We, as human...