The me you set to record aer the event or the scheduled me. For example, when an
alarm triggered recording ends at 11:00, and if you set the post-record me as 5 seconds, it
records ll 11:00:05.
Stream Type
Main stream and sub-stream are selectable for recording. When you select sub-stream, you
can record for a longer me with the same storage space.
Video/Picture Expired Time
The expired
me is period for a recorded le to be kept in the HDD. When the deadline is
reached, the le will be deleted. If you set the expired me to 0, the le will not be deleted.
The actual keeping
me for the le should be determined by the capacity of the HDD.
Figure 6-27 Advanced Parameters
6. Click OK to save the advanced sengs.
7. Click Apply.
6.5.2
Congure Recording Parameter
Steps
1. Go to
Conguraon → Record → Parameter to congure camera main stream and sub-stream
parameters.
2.
Congure recording parameters.
Main Stream
Main stream refers to the primary stream that aects data recorded to the hard disk drive
and will directly determine your video quality and image size. Comparing with the sub-
stream, the main stream provides a higher quality video with higher
resoluon and frame
rate.
Sub-Stream
Sub-stream is a second codec that runs alongside the mainstream. It allows you to reduce the
outgoing internet bandwidth without
sacricing your direct recording quality. Sub-stream is
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