Manual

Network Video Recorder User Manual
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triggers the recording at 10:00, and if you set the pre-record time as 5 seconds, the camera
records at 9:59:55.
Post-Record
The time you set to record after the event or the scheduled time. For example, when an
alarm triggered recording ends at 11:00, and if you set the post-record time as 5 seconds, it
records till 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 time with the same storage space.
Video/Picture Expired Time
The expired time is period for a recorded file to be kept in the HDD. When the deadline is
reached, the file will be deleted. If you set the expired time to 0, the file will not be deleted.
The actual keeping time for the file should be determined by the capacity of the HDD.
Figure 6-24 Advanced Parameters
6. Click OK to save the advanced settings.
7. Click Apply.
6.5.2 Configure Recording Parameter
Steps
1. Go to Configuration → Record → Parameter to configure camera main stream and sub-stream
parameters.
2. Configure recording parameters.
Main Stream
Main stream refers to the primary stream that affects 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 resolution and frame