scaling.zip

import numpy as np import cv2 as cv img = cv.imread('Ronaldo.png') assert img is not None, 'file could not be read, check with os.path.exists()' # 使用这种 res = cv.resize(img, None, fx=2, fy=2, interpolation = cv.INTER_CUBIC) # 或者这种 ''' height, width = img.shape[:2] res = cv.resize(img, (2*width, 2*height), interpolation = cv.INTER_CUBIC) '''