opencv 旋转图片

import cv2
import numpy as np

image=cv2.imread('1.jpg')
#顺时针旋转90rotate=np.rot90(image)
#顺时针旋转180rotate2=np.rot90(image,2)
#逆时针旋转90
rotate3=np.rot90(image,-1)

cv2.imshow('original',image)
cv2.imshow('90',rotate)
cv2.imshow('180',rotate2)
cv2.imshow('-90',rotate3)
cv2.waitKey( )
图片显示如下:



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转载自blog.csdn.net/qq_26669719/article/details/80235505