How to read an image from a certain part of the screen and compare it with another image?

Question

Python

I need to write a Python program that will read an image from point A on the screen and compare it with the image, for example:
There is a picture of a dog, and when a similar dog appears on the screen, something is done, like pressing the right arrow. Tell libraries.

Answer 1

OpenCV and its function matchTemplate
https://opencv24-python-tutorials.readthedocs.io/e...

Answer 2

Smells like a neural network