Answers for "what is grayscale image in opencv"

convert image to grayscale opencv

img = cv2.imread(path)
img_gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)

detect grayscale image in python opencv

import cv2
file = "myFile.jpj"


image = cv2.imread(file)
if image.any() != None:
  if(len(image.shape)<2):
        print ('grayscale')
  elif len(image.shape)==3:
        print ('Colored')
else:
  print("cannot find image")