Convert RGB to GrayScale Image Using python opencv
Source Code:
import numpy
import cv2
img = cv2.imread('leena.jpg')
gray = cv2.cvtColor(img,cv2.COLOR_BGR2GRAY)
cv2.imshow('Orginal image',img)
cv2.imshow('Gray image',gray)
cv2.waitKey(0)
cv2.destroyAllWindows()