自学教程：python实现调用摄像头并拍照发邮箱

import cv2 # pip install opencv-python -i {指定镜像源} 控制摄像头from email.mime.image imort MIMEImage #用来构造邮件内容的库from email.mime.text import MIMETextfrom email.mime.multipart import MIMEMultipartimport smtplib #发送邮件

import cv2from email.mime.image import MIMEImagefrom email.mime.text import MIMETextfrom email.mime.multipart import MIMEMultipart# import smtplib #发送邮件import smtplibfrom smtplib import SMTPimport timehost = 'smtp.qq.com' #邮箱的接口port = '25' #端口pwd = 'neelrhh88******ch' #授权码sender = '邮箱地址' #发送方receiver = "邮箱地址" #接收方path = r'./' #图像保存路径images = time.strftime("%Y-%m-%d-%H_%M_%S",time.localtime())def GetPicture():    """    拍照保存图像    """    #创建一个窗口camera    cv2.namedWindow('camera',1) #'1' 表示窗口不能随意拖动    #调用摄像头    cap = cv2.VideoCapture(0)    ret,frame = cap.read() #读取摄像头内容    cv2.imwrite(path+images+".jpg",frame)  #保存到磁盘    #释放摄像头    cap.release()    #关闭窗口    cv2.destroyWindow("camera")def SetMsg():    '''    设置邮件格式    ：return：    '''    msg = MIMEMultipart('mixed')    #标题    msg['Subject'] = '电脑已开机'    msg['From'] = sender    msg['To'] = receiver    #邮件正文内容    text = '电脑已开机，请查收图片确认是否为本人'    text_plain = MIMEText(text,'plain','utf-8') #正文转码    msg.attach(text_plain)    #图片    SendImageFile = open(path+images+'.jpg','rb').read()    image = MIMEImage(SendImageFile)    image['Content-Disposition'] = 'attachment;filename="people.jpg"'    msg.attach(image)    return msg.as_string()def SendEmail(msg):    '''    发送邮件    ：msg :邮件内容    :return    '''    try:        smtp = smtplib.SMTP_SSL(host,port) #创建一个邮件服务        # smtp.connect(host)        smtp.login(sender,pwd)        smtp.sendmail(sender,receiver,msg)        time.sleep(3)        smtp.quit() #退出邮件服务    except smtplib.SMTPException as e:        print("e")#实现开机自启动#打包实现启动  例：exe if __name__ == '__main__':    # 1.拍照保存    GetPicture()    # 2. 设置邮件格式    msg = SetMsg()    # 3. 发送邮件    SendEmail(msg)