python+opencv 识别圆形物体并将图像抠出

源码：

import cv2
import numpy as np
import math


def seg_circle(img):
    h, w = img.shape[:2]
    result = np.zeros([h, w, 3])
    circles = detect_circle(img)
    print(circles)
    print("圆心：", circles[0][0]