Traditional Culture Encyclopedia - Photography and portraiture - How much memory does the HD surveillance camera use per hour?
How much memory does the HD surveillance camera use per hour?
First, determine whether the camera is analog (connected by video cable) or high-definition (connected by network cable). In addition, it depends on the settings in your hard disk video recorder. Generally speaking, Hikang's analog DVR is about 220M per hour. You can calculate the size of the hard disk you need according to this average.
The calculation method should be easy to understand:
1, analog camera:
Code rate /8X3600/ 1024
CIF: the resolution is 352*288, about 200M per hour; 2CIF: The resolution is 704*288, which is about 500M per hour?
D 1(4CIF): the resolution is 704*576, and the first hour is about1g.
2. The capacity of digital high-definition camera:
The video content of 720p (1 million HD) is about 0% higher than that of D 1 large10, which is also 1G per hour.
960P is about1.3g..
1080P is about 1.8-2G.
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