配置Linux系统以支持智能交通和智慧物流开发

sudo apt-get update
sudo apt-get install python3

import cv2

# 加载车辆识别模型
car_cascade = cv2.CascadeClassifier('car_cascade.xml')

# 打开摄像头
cap = cv2.VideoCapture(0)

while True:
    # 读取摄像头帧
    ret, frame = cap.read()

    # 将帧转为灰度图像
    gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)

    # 使用车辆识别模型检测车辆
    cars = car_cascade.detectMultiScale(gray, 1.1, 4)

    # 绘制车辆边界框
    for (x, y, w, h) in cars:
        cv2.rectangle(frame, (x, y), (x+w, y+h), (255, 0, 0), 2)

    # 显示处理后的帧
    cv2.imshow('Car Detection', frame)

    # 按下Esc键退出
    if cv2.waitKey(1) == 27:
        break

# 释放摄像头和窗口
cap.release()
cv2.destroyAllWindows()

import googlemaps

# 初始化Google Maps客户端
client = googlemaps.Client(key='YOUR_API_KEY')

# 获取货物当前位置
current_location = client.geolocate()['location']

# 获取目的地的地理坐标
destination = client.geocode('Destination Address')[0]['geometry']['location']

# 绘制货物当前位置和目的地之间的最优路径
directions = client.directions(current_location, destination, mode='driving')

# 输出路径信息
for step in directions[0]['legs'][0]['steps']:
    print(step['html_instructions'])

# 获取货物当前位置和目的地之间距离的估计时间
distance_matrix = client.distance_matrix(origins=current_location, destinations=destination, mode='driving')
print("Estimated time: " + distance_matrix['rows'][0]['elements'][0]['duration']['text'])