OpenCV-Python系列·第六集-2:透视变换

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# -*- coding: utf-8 -*-
"""
Created on Fri Aug 24 17:14:55 2018

@author: Miracle
"""

import cv2
import numpy as np

image = cv2.imread('../data/lena.jpg')
rows,cols,channel = image.shape

src_points = np.float32([[0,0],[cols-1,0],[0,rows-1],[cols-1,rows-1]])
dst_points = np.float32([[0,0],[cols-1,0],[int(0.33*cols),rows-1],
                         [int(0.66*cols),rows-1]])

projective_martix = cv2.getPerspectiveTransform(src_points,dst_points)

projective_image = cv2.warpPerspective(image,
                                       projective_martix,(cols,rows))

cv2.imshow('Original Image',image)
cv2.imshow('Projective Image',projective_image)

cv2.waitKey()

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转载自blog.csdn.net/Miracle0_0/article/details/82023242