Python:通过摄像头实现的监控功能
Python:通过摄像头实现的监控功能
此方案为朋友LSJ提出并实现的,转过来供学习用,由于在测试时没有架设WEB服务器,也没有做手机上的测试,仅通过PC测试了下,最完整解决方案请参考原出处《DIY手机监控系统》见 。方法:
1 下载并安装VideoCapture、PIL。
2.编码,3s抓一个图片并保存
[python]- from VideoCapture import Device
- import time, string
- interval = 2
- cam = Device(devnum=0, showVideoWindow=0)
- #cam.setResolution(648, 480)
- cam.saveSnapshot('image.jpg', timestamp=3, boldfont=1, quality=75)
- i = 0
- quant = interval * .1
- starttime = time.time()
- while 1:
- lasttime = now = int((time.time() - starttime) / interval)
- print i
- cam.saveSnapshot('image.jpg', timestamp=3, boldfont=1)
- i += 1
- while now == lasttime:
- now = int((time.time() - starttime) / interval)
- time.sleep(quant)
3.写个网页,3s刷新一次,如下:
[html]
- <HTML>
- <HEAD>
- <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
- <title>Web监视</title>
- <META http-equiv="refresh" content="3">
- <META http-equiv="Expires" content="0">
- <META http-equiv="Pragma" content="no-cache">
- </HEAD>
- <body >
- <img src='image.jpg?mail=dyx1024@gmail.com' width="47%" height="381"/>
- </body>
- </HTML>
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