问题描述
我正在尝试使用 opencv 制作对象检测系统,但下面有问题。
cae@cae-A9TB7HCGN:~$ python "/home/cae/Desktop/import cv2.py"
Traceback (most recent call last):
File "/home/cae/Desktop/import cv2.py",line 5,in <module>
net = cv2.dnn.readNet("weights/yolov3.weights","cfg/yolov3.cfg")
AttributeError: 'module' object has no attribute 'dnn'
import cv2
import numpy as np
# Load Yolo
net = cv2.dnn.readNet("weights/yolov3.weights","cfg/yolov3.cfg")
classes = []
with open("coco.names","r") as f:
classes = [line.strip() for line in f.readlines()]
print(classes)
我的开发环境是ubuntu 18.04,ROS melodic,opencv3.2
解决方法
你能不能试试:
net = cv2.dnn_DetectionModel("weights/yolov3.weights","cfg/yolov3.cfg")
如果这不起作用,您应该升级到 OpenCV 3.3 或更高版本(我建议至少使用 OpenCV 4.2)。