---
title: "Comment by Praveen on \"Make beautiful pencil sketches using OpenCV in 9 lines of code\" | Hashnode"
description: "I am a beginner. I can't understand the dodge function. Everything else is explained clearly and simply.👍"
url: "https://hashnode.com/posts/make-beautiful-pencil-sketches-using-opencv-in-9-lines-of-code/60913954763ca93033366699/comment/60d9f45268364a2e7b2cecd1"
---

[Discussion](https://hashnode.com/posts/make-beautiful-pencil-sketches-using-opencv-in-9-lines-of-code/60913954763ca93033366699)

Comment [Make beautiful pencil sketches using OpenCV in 9 lines of code](https://hashnode.com/posts/make-beautiful-pencil-sketches-using-opencv-in-9-lines-of-code/60913954763ca93033366699)

[Praveen](https://hashnode.com/@blackbeardcoder)

[Jun 28, 2021](https://hashnode.com/posts/make-beautiful-pencil-sketches-using-opencv-in-9-lines-of-code/60913954763ca93033366699/comment/60d9f45268364a2e7b2cecd1)

I am a beginner. I can't understand the dodge function. Everything else is explained clearly and simply.👍