ROI 感兴趣区域的截取

发表于2023-07-14|更新于2026-09-01|教程OpenCV

|总字数:55|阅读时长:1分钟|浏览量:

image[Y起点:Y终点,X起点:X终点]

import cv2
import numpy as np
from matplotlib import pyplot as plt
import matplotlib
img = cv2.imread("a28.png")
rows,cols,chn = img.shape
print(rows,cols,chn)
img1 = img[100:500,200:600]
cv2.imshow("img1",img1)
cv2.waitKey(0)
cv2.destroyAllWindows()

文章作者: YuKiFuHaNe

文章链接: https://blog.yukifuhane.cn.eu.org/2023/07/14/ROI-%E6%84%9F%E5%85%B4%E8%B6%A3%E5%8C%BA%E5%9F%9F%E7%9A%84%E6%88%AA%E5%8F%96/

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Python OpenCV NumPy ROI 图像裁剪

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