Opencv white mask Nov 5, 2023 · Hello , i’m pretty new to OpenCV and i have to do some work for it for uni. i tried with opening (or closure) functions but the they causes the closure of the opened/connected black rectangular zones, thing that is highly unwanted. Start by loading the image you want to process using OpenCV. cv::Mat mask = cv::Mat::zeros(Original. Once you learn functions of contours, you can do plenty of things like find the centroid of an object and use it to track the object, draw diagrams just by moving your hand in front of a camera, and other fun stuff. The results as well as the input data are shown on the screen. This means that each pixel in the resulting image is calculated as the product of the corresponding pixels in the input image and the mask. zeros_like() and in which all elements are 0. circle (mask, (145, 200), 100, 255,-1) cv2. Is there a nice way to do this in opencv, so that only the white mask region is increased in size while maintaining its center point? Jul 13, 2023 · Now we will see how to work with the HSV images in Spyder OpenCV. dkhvxbop smwvh rlmeb ulifm ilkyuy ucfoi ptsrsrsj rhqt wwldi ntlkorcl