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Mastering OpenCV 4 with Python

You're reading from   Mastering OpenCV 4 with Python A practical guide covering topics from image processing, augmented reality to deep learning with OpenCV 4 and Python 3.7

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Product type Paperback
Published in Mar 2019
Publisher Packt
ISBN-13 9781789344912
Length 532 pages
Edition 1st Edition
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Author (1):
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Alberto Fernández Villán Alberto Fernández Villán
Author Profile Icon Alberto Fernández Villán
Alberto Fernández Villán
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Table of Contents (20) Chapters Close

Preface 1. Section 1: Introduction to OpenCV 4 and Python FREE CHAPTER
2. Setting Up OpenCV 3. Image Basics in OpenCV 4. Handling Files and Images 5. Constructing Basic Shapes in OpenCV 6. Section 2: Image Processing in OpenCV
7. Image Processing Techniques 8. Constructing and Building Histograms 9. Thresholding Techniques 10. Contour Detection, Filtering, and Drawing 11. Augmented Reality 12. Section 3: Machine Learning and Deep Learning in OpenCV
13. Machine Learning with OpenCV 14. Face Detection, Tracking, and Recognition 15. Introduction to Deep Learning 16. Section 4: Mobile and Web Computer Vision
17. Mobile and Web Computer Vision with Python and OpenCV 18. Assessments 19. Other Books You May Enjoy

Image Basics in OpenCV

Images are a key component in a computer vision project because they provide, in many cases, the input to work with. Therefore, understanding main image concepts is the basic knowledge you need to start coding your computer vision projects. Also, some of the OpenCV library peculiarities, such as the coordinate system or the BGR order (rather than RGB), will be introduced.

In this chapter, you will learn how to start writing your first scripts, which will introduce you to the OpenCV library. At the end of this chapter, you will have enough knowledge to start programming your first computer vision project in OpenCV and Python.

In this chapter, we will cover the following topics:

  • A theoretical introduction to image basics
  • Concepts of pixel, colors, channels, images, and color spaces
  • The coordinate system in OpenCV
  • Accessing and manipulating pixels in OpenCV...
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