wendu 发表于 2017-5-7 14:24:49

Python:通过摄像头抓取图像并自动上传至新浪微博

  通过上一篇文章《Python:通过摄像头实现的监控功能》,突然想到将每次采集到的图片可以直接上传至微博,然后可以通过手机准实时查看要监控的地方,实现思路如下:
  a.程序A 每30s通过摄像头采集一次图像,并保存;
  b.程序B也是每30s将采集到的图片上传至新浪微博;
  实现如下:
  1. 采集图像程序A:
#!/usr/bin/env python# -*- coding: utf-8 -*-from VideoCapture import Deviceimport time#最多保存5张抓取到的图片,超过5张,覆盖最早的那一张,依次循环MAX_PIC_NUM = 5#抓取频率,30秒抓取一次SLEEP_TIME_LONG = 30#初始化摄像头cam = Device(devnum=0, showVideoWindow=0)iNum = 0while True:#抓图cam.saveSnapshot(str(iNum)+ '.jpg', timestamp=3, boldfont=1, quality=75)#休眠一下,等待一分钟time.sleep(SLEEP_TIME_LONG)#超过5张,则覆盖之前的,否则,硬盘很快就会写满if iNum == MAX_PIC_NUM:iNum = 0else:iNum += 12. 上传图片到新浪微博程序B:#!/usr/bin/env python# -*- coding: utf-8 -*-from weibopy.auth import OAuthHandlerfrom weibopy.api import APIimport ConfigParserimport timeMAX_PIC_NUM = 5SLEEP_TIME_LONG = 30def press_sina_weibo():'''调用新浪微博Open Api实现通过命令行写博文,功能有待完善author: socratesdate:2012-02-06新浪微博:@没耳朵的羊'''sina_weibo_config = ConfigParser.ConfigParser()#读取appkey相关配置文件try:sina_weibo_config.readfp(open('sina_weibo_config.ini'))except ConfigParser.Error:print 'read sina_weibo_config.ini failed.'#获取需要的信息consumer_key = sina_weibo_config.get("userinfo","CONSUMER_KEY")consumer_secret =sina_weibo_config.get("userinfo","CONSUMER_SECRET")token = sina_weibo_config.get("userinfo","TOKEN")token_sercet = sina_weibo_config.get("userinfo","TOKEN_SECRET")#调用新浪微博OpenApi(python版)auth = OAuthHandler(consumer_key, consumer_secret)auth.setToken(token, token_sercet)api = API(auth)#通过命令行输入要发布的内容#    weibo_content = raw_input('Please input content:')#    status = api.update_status(status=weibo_content)#    print "Press sina weibo successful, content is: %s" % status.textiNum = 0while True:#上传图片,名称和内容如果重复,open api会检查,内容采用了取当前时间的机制#图片名称从0-5循环遍历status = api.upload(str(iNum)+ '.jpg', time.strftime("%a, %d %b %Y %H:%M:%S +0000", time.gmtime()))time.sleep(SLEEP_TIME_LONG)if iNum == MAX_PIC_NUM:iNum = 0else:iNum += 1if __name__ == '__main__':press_sina_weibo()
3. 测试
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