write grayscale image opencv code example
Example 1: convert image to grayscale opencv
img_gray_mode = cv2.imread(path, cv2.IMREAD_GRAYSCALE)
Example 2: how to convert into grayscale opencv
import cv2
# Reading color image as grayscale
gray = cv2.imread("color-img.png",0)
# Showing grayscale image
cv2.imshow("Grayscale Image", gray)
# waiting for key event
cv2.waitKey(0)
# destroying all windows
cv2.destroyAllWindows()