电宇智控视觉组2_4

import cv2
import numpy as np

# 读取图像
image = cv2.imread('road1.jpg')

# 转换为灰度图
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)

 # 轮廓检测
blurred = cv2.GaussianBlur(gray, (5, 5), 0)

edges = cv2.Canny(blurred, 5, 50)

contours, _ = cv2.findContours(edges, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)

# 绘制轮廓并填充红色
for contour in contours:
    if cv2.contourArea(contour) > 2000:  # 过滤
        cv2.drawContours(image, [contour], -1, (0, 0, 255), -1)

# 显示和保存结果图像
cv2.imshow('1', edges)
cv2.imshow('Detected Potholes', image)
cv2.waitKey(0)
cv2.destroyAllWindows()

cv2.imwrite('result_4.jpg', image)