I have a fully functional Python project which have been tested directly through the terminal.  But when I searched on how to integrate Python code with a JavaScript wrapper, I found few of the open-source API's   http://www.brython.info/ http://...

I am reading a picture and filtering out the colors and this is the result I get in the following images. The code is from the example folder in the opencv module.     I am trying to feed the picture back to an A.R Drone 2.0 and  have the drone follo...

I tried adjusting this code of Haar wavelet transform to work with OpenCV.js. The recursion works fine but the colors of the resulting image are all messed up. Here's a screenshot of my results:   Here's what the output should look like:  And...

How can I get frames from webcams through webrtc in order to use it with python opencv?  I couldn't find a good example on the internet. Could you give an example?  Thanks...

Lets assume that I have a video playing in canvas and I want to do some basic analysis on that video like edge detection, motion detection and general motion direction. How should I  approach this problem? Can you point me in the right direction to s...

I'm new to Javascript and React. I would like to embed OpenCV.js into a basic React.js web app to build an online client-side document scanner (I already have the image processing pipeline developped in Python).  I used yarn create react-app to g...

Recently I've been looking into the field of Visual Regression Testing. I intend to give it a shot developing a tool that compares the visual representation of a site (a screenshot, for example) to the provided design to see if they're a matc...

I'm studying the OpenCV tutorial found here. I am a little confused about what is represented in the following line of code:  let trackWindow = new cv.Rect(150, 60, 63, 125);   I'm not sure what the convention is with regards to what exactly...

I'm trying to capture my built-in webcam with openCV in C++, do some precessing. This ist working so far.  Now i want to stream the webcam to the browser. How can I archieve that?   Should I create a WebSocket? Or use a UPD Socket?   Poco::Net::W...

I have to use OpenCV in a web application. I know the Python and the C++ library but I need to use it with Express.js now. For this I need object detection, feature detection, preferably SIFT and eventually basic stuff from the machine learning modul...