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• Read image and display

Read image and display

import cv2 as cv
import sys
img = cv.imread(cv.samples.findFile("starry_night.jpg"))
if img is None:
sys.exit("Could not read the image.")
cv.imshow("Display window", img)
k = cv.waitKey(0)
if k == ord("s"):
cv.imwrite("starry_night.png", img)