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Month: November 2020

Median Blur

OpenCV: Image Blur Functionality

Posted on November 23, 2020February 21, 2021

In this tutorial you will see how to use OpenCV function to blur an image in order to smooth it and remove any noise from it.

Text rendering

OpenCV: Text Rendering

Posted on November 19, 2020February 19, 2021

In this tutorial I will show you the OpenCV functionality to render text. We will render some text over an image we read from a given file.

Drawing Ellipses

OpenCV: Drawing functionalities

Posted on November 18, 2020February 19, 2021

This tutorial will show you the basic drawing functionality of OpenCV. We will draw several different shapes using OpenCV functions.

Gamma correction

OpenCV: Adjusting The Brightness

Posted on November 8, 2020February 19, 2021

This tutorial will show you how to fix underexposed images by adjusting the brightness and correcting the gamma of each pixel.

Blending two images

OpenCV: Blending Two Images

Posted on November 5, 2020February 19, 2021

This tutorial demonstrates one OpenCV function which we can use for the alpha blending of two images. Using this function is pretty easy.

Inversing the colors in the image matrix

OpenCV: Image Matrix

Posted on November 4, 2020February 18, 2021

This tutorial focuses on the image matrix and how the image data is stored. We will see how to iterate over each value and change it.

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