opencv读写图像

import cv2
import numpy
import os
img = numpy.zeros((3, 3), dtype=numpy.uint8)
print(img)
img = cv2.cvtColor(img, cv2.COLOR_GRAY2BGR)
print(img)
print(img.shape)

读写图像

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转载自www.cnblogs.com/h694879357/p/11877797.html