import cv2 as cv import numpy as np def hough_circle(image): #因为霍夫检测对噪声很明显，所以需要先滤波一下。 dst =cv.pyrMeanShiftFiltering(image,10,100) cimage=cv.cvtColor(dst,cv.COLOR_BGR2GRAY) circles = cv.HoughCircles(cimage,cv.HOUGH_GRADIENT,1,40,param1=40,param2=29,minRadius=30,maxRadius=0) #把cir