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20 lines
549 B
20 lines
549 B
import sys
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import cv2
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import numpy as np
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import matplotlib.pyplot as plt
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def rotate(img_path, center, angle, scale):
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img = cv2.imread(img_path, 1)
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M = cv2.getRotationMatrix2D(center, angle, scale) # 使用内置函数构建矩阵
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result = cv2.warpAffine(img, M, (img.shape[1], img.shape[0]))
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cv2.imwrite('./output/rotate.jpg', result)
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'''
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输入：一张图片，旋转中心，旋转角
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输出：旋转后的图片
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'''
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if __name__ == '__main__':
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rotate(sys.argv[1], eval(sys.argv[2]), eval(sys.argv[3]), eval(sys.argv[4]))
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