“AttributeError:模块‘cv2.cv2’没有属性‘dnn_DetectionModel”

问题描述

Cammands used to install

Folder structure

The error

代码

import cv2

thres = 0.45 # Threshold to detect object

cap = cv2.VideoCapture(0)
cap.set(3,1280)
cap.set(4,720)
cap.set(10,70)

classNames = []
classFile = '/home/pi/Desktop/objectDetection/coco.names'
with open(classFile,'rt') as f:
    classNames = f.read().rstrip('\n').split('\n')

configPath = '/home/pi/Desktop/objectDetection/ssd_mobilenet_v3_large_coco_2020_01_14.pbtxt'
weightsPath = '/home/pi/Desktop/objectDetection/frozen_inference_graph.pb'

net = cv2.dnn_DetectionModel(weightsPath,configPath)
net.setInputSize(320,320)
net.setInputScale(1.0/ 127.5)
net.setInputMean((127.5,127.5,127.5))
net.setInputSwapRB(True)

while True:
    success,img = cap.read()
    classIds,confs,bBox = net.detect(img,confThreshold=thres)
    print(classIds,bBox)

    if len(classIds) != 0:
        for classId,confidence,Box in zip(classIds.flatten(),confs.flatten(),bBox):
            cv2.rectangle(img,Box,color=(0,255,0),thickness=2)
            cv2.putText(img,classNames[classId-1].upper(),(Box[0]+10,Box[1]+30),cv2.FONT_HERShey_COMPLEX,1,(0,2)
            cv2.putText(img,str(round(confidence*100,2)),(Box[0]+200,2)

    cv2.imshow("Output",img)
    cv2.waitKey(1)

   

以下是用于安装 opencv/opencv-contrib 4.5.1 版的命令列表、文件结构、代码错误的屏幕截图。

感谢您花时间阅读并解决此问题,我很感激!

解决方法

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