I am working on image colors comparison and I am struggling with understanding how cv2.compareHist works for multiple dimensions. Here is my issue: if I take every channels in compareHist I find a inv...

Here my code below. I want to detect real time shapes but as you can see there is a problem to detect that. import cv2 import numpy as np def nothing(x): pass cap = cv2.VideoCapture(0) cv2.nam...

#Segmenting the red pointer img = cv2.imread('flatmap.jpg') hsv = cv2.cvtColor(img, cv2.COLOR_BGR2HSV) lower_red = np.array([140, 110, 0]) upper_red = np.array([255, 255 , 255]) # Threshold with inR...

I'd like to give an option to the user to change color of a particular pixel. If the particular pixel is light blue, and the user selects it to be green. How should I enforce the change to represent l...