I recently migrated from OpenCV3.3 to the latest version OpenCV4 on my Ubuntu 18.04 LTS. I have some persistent issues with the installation. My installation did not give any errors when I followed...

I've got a problem with cv::imshow. It normally consumes about 1-2 ms processing time for my image size but at some point in my processing-pipeline it uses 4-8 ms for the same kind of images. I ha...

I have some image files in the drawable folder. And now, I want to convert them into opencv Mat object. I've found a function: Mat img = Highgui.imread(inFile); which is reading a file path to g...