import cv2
frame1 = cv2.imread ('C:/Users/64679/Desktop/1.JPG')
frame2 = cv2.imread ('C:/Users/64679/Desktop/2.JPG')
dst = cv2.addWeighted (frame1, 0.5, frame2, 0.5, 0)
cv2.imshow ('dog1', frame1)
cv2.imshow ('dog2', frame2)
cv2.imshow ('dogMix', dst)
cv2.moveWindow ('dog1', 0, 0)
cv2.moveWindow ('dog2', 550, 0)
cv2.moveWindow ('dogMix', 1000, 0)
cv2.waitKey (0)
cv2.destroyAllWindows ()