使用树莓派3做的一套农业监控系统，可以监控植物的温度、湿度、光照强度、重量、录像，全方面记录种植过程中的情况

#!/usr/bin/env python # coding: utf-8 import socket import cv2 # from matplotlib import pyplot as plt # import matplotlib import time import threading server = socket.socket() server.bind(('0.0.0.0',8100)) print('0.0.0.0:8100') server.listen(10) def Server(connection,address): try: connection.settimeout(30) buf = connection.recv(1024) buf = buf.splitlines()[-1] cap = cv2.VideoCapture(0) ret,frame =cap.read() if(not ret or frame is None): cap.release() time.sleep(2) cap = cv2.VideoCapture(0) ret,frame =cap.read() if(not ret or frame is None): cap.release() time.sleep(2) cap = cv2.VideoCapture(0) ret,frame =cap.read() if(not ret or frame is None): cap.release() connection.send(b"HTTP/1.1 202 OK\r\n\r\nerrer") connection.close() if(ret and not frame is None): # frame = cv2.cvtColor(frame,cv2.COLOR_BGR2RGB) frame = cv2.putText(frame,buf.decode(),(10,30),cv2.FONT_HERSHEY_SIMPLEX,1.0,(50,50,50),5,cv2.LINE_AA,False) frame = cv2.putText(frame,buf.decode(),(10,30),cv2.FONT_HERSHEY_SIMPLEX,1.0,(255,255,255),2,cv2.LINE_AA,False) cv2.imwrite('image/'+buf.decode()+'.jpg',frame) cap.release() # plt.imshow(frame) frame = cv2.imread('image/'+buf.decode()+'.jpg') if not frame is None: connection.send(b"HTTP/1.1 200 OK\r\n\r\nok") connection.close() else: connection.send(b"HTTP/1.1 202 OK\r\n\r\nerrer") connection.close() else : cap.release() connection.send(b"HTTP/1.1 202 OK\r\n\r\nerrer") connection.close() except Exception as e : connection.send(b"HTTP/1.1 202 OK\r\n\r\ntime out") connection.close() while True: connection,address = server.accept() thread = threading.Thread(target=Server, args=(connection,address)) thread.start() connection.close()