img = cv2.imread(‘girl.jpg’,1)
hsv = cv2.cvtColor(img, cv2.COLOR_BGR2HSV)
我理解图片已经由BGR转为HSV了
所以0是h,0是s,50是v
255是h,255是s,150是v
lower_bound = np.array([0,0,50])
upper_bound = np.array([255,255,150])
mask = cv2.inRange(hsv, lower_bound, upper_bound)