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opencv

EmguCV Exception when published on IIS

September 1, 2022 by Magenaut

My ASP.NET App works fine if I debug or run it on my local IIS. But if I publish it onto an IIS, it looks like EmguCV looses the dlls it needs. The bin folder of my VS project an the bin folder on the IIS are identical.

Categories ASP.NET, Q&A Tags asp.net, c#, emgucv, iis, opencv Leave a comment

How to detect an object that blends with the background?

August 22, 2022 by Magenaut

I am a beginner and I am trying to apply an outline to the white remote control on the left that shares the same color with the background.
How to detect an object that blends with the background?

Categories Python, Q&A Tags computer-vision, image-processing, image-thresholding, opencv, python Leave a comment

Create Voronoi art with rounded region edges

August 22, 2022 by Magenaut

I’m trying to create some artistic “plots” like the ones below:Create Voronoi art with rounded region edges
Create Voronoi art with rounded region edges

Categories Python, Q&A Tags generative-art, matplotlib, opencv, python, voronoi Leave a comment

Remove everything of a specific color (with a color variation tolerance) from an image with Python

August 22, 2022 by Magenaut

I have some text in blue #00a2e8, and some text in black on a PNG image (white background).

Categories Python, Q&A Tags colors, image-processing, opencv, python, python-imaging-library Leave a comment

How do I fill specific parts in the image with Canny Edge Detection Open CV

August 22, 2022 by Magenaut

I only want to fill the middle crosswalk, not all the edges of the image. How can I do it?

Categories Python, Q&A Tags matplotlib, opencv, python Leave a comment

How to crop an image in OpenCV using Python

August 21, 2022 by Magenaut

How can I crop images, like I’ve done before in PIL, using OpenCV.

Categories Python, Q&A Tags opencv, python Leave a comment

How to clean images before OCR with Python OpenCV?

August 21, 2022 by Magenaut

I’ve been trying to clear images for OCR: (the lines)

Categories Python, Q&A Tags computer-vision, image-processing, ocr, opencv, python Leave a comment

How to remove convexity defects in a Sudoku square?

August 20, 2022 by Magenaut

I was doing a fun project: Solving a Sudoku from an input image using OpenCV (as in Google goggles etc). And I have completed the task, but at the end I found a little problem for which I came here.

Categories Python, Q&A Tags computer-vision, opencv, python, sudoku Leave a comment

Simple Digit Recognition OCR in OpenCV-Python

August 20, 2022 by Magenaut

I am trying to implement a “Digit Recognition OCR” in OpenCV-Python (cv2). It is just for learning purposes. I would like to learn both KNearest and SVM features in OpenCV.

Categories Python, Q&A Tags computer-vision, numpy, ocr, opencv, python Leave a comment

ImportError: DLL load failed: %1 is not a valid Win32 application. But the DLL’s are there

August 20, 2022 by Magenaut

I have a situation very much like the one at Error “ImportError: DLL load failed: %1 is not a valid Win32 application”, but the answer there isn’t working for me.

Categories Python, Q&A Tags dll, opencv, path, python Leave a comment
Older posts
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  1. michealSmith07 on Is there a way to dynamically refresh the less command?August 21, 2022

    That is a very nice post. I like this post.

  2. anonymous on Fix libwacom9 dependency issue when upgrade DebianJune 27, 2022

    saved my day!! Thanks for the help…

  3. sreedhar on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    Thanks its working

  4. saintnick on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    remove libwacom2 worked for me as well

  5. ranafoul on Fix libwacom9 dependency issue when upgrade DebianApril 22, 2022

    apt remove libwacom2 helped on kali 2022.01. gr8

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