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OpenCV 3 Computer Vision with Python Cookbook

You're reading from   OpenCV 3 Computer Vision with Python Cookbook Leverage the power of OpenCV 3 and Python to build computer vision applications

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Product type Paperback
Published in Mar 2018
Publisher Packt
ISBN-13 9781788474443
Length 306 pages
Edition 1st Edition
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Authors (2):
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Aleksandr Rybnikov Aleksandr Rybnikov
Author Profile Icon Aleksandr Rybnikov
Aleksandr Rybnikov
Aleksei Spizhevoi Aleksei Spizhevoi
Author Profile Icon Aleksei Spizhevoi
Aleksei Spizhevoi
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Table of Contents (11) Chapters Close

Preface 1. I/O and GUI FREE CHAPTER 2. Matrices, Colors, and Filters 3. Contours and Segmentation 4. Object Detection and Machine Learning 5. Deep Learning 6. Linear Algebra 7. Detectors and Descriptors 8. Image and Video Processing 9. Multiple View Geometry 10. Other Books You May Enjoy

I/O and GUI

In this chapter, we will cover the following recipes:

  • Reading images from file
  • Simple image transformations—resizing and flipping
  • Saving images using lossy and lossless compression
  • Showing images in an OpenCV window
  • Working with UI elements, such as buttons and trackbars, in an OpenCV window
  • Drawing 2D primitives—markers, lines, ellipses, rectangles, and text
  • Handling user input from a keyboard
  • Making your app interactive through handling user input from a mouse
  • Capturing and showing frames from a camera
  • Playing frame stream from video
  • Obtaining a frame stream properties
  • Writing a frame stream into video
  • Jumping between frames in video files
You have been reading a chapter from
OpenCV 3 Computer Vision with Python Cookbook
Published in: Mar 2018
Publisher: Packt
ISBN-13: 9781788474443
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