Video Metadata - Dahua NVR41-4KS2 Series User Manual

Parameter
Name
Duration
Filter target
3) Draw a rule. Left click mouse to draw a zone, until you draw a rectangle, you can right
click mouse.
4) Click OK to complete the rule setting.
Step 3 Click
Step 4 Click Apply to complete the setup.

4.7.2.5 Video Metadata

The device can detect and extract key features from the human body, motor vehicle, and non-motor
vehicles in the video, and then build a structured database. You can search any target you need with
these features.
Background Information
After enable the video structuring function, the corresponding smart plan can become valid.
Make sure the connected camera supports video metadata function.
Procedure
Step 1 Select Main Menu > AI > Parameters > Video Metadata.
The Video Metadata interface is displayed. See Figure 4-155
In the Channel list, select a channel that you want to configure video structuring function,
Step 2
and then enable it. See Table 4-45
Description
Customize the rule name.
Set the minimum time that the object stays until the alarm is triggered.
Click to filter the target. Check the blue wireframe and adjust the
size of the area with the mouse.
Each rule can set 2 target filters (maximum size and minimum size),
that is, when the passing target is smaller than the minimum target or
larger than the maximum target, no alarm will be generated. The
maximum size should not be smaller than the minimum size.
, you can refer to "4.7.2.4.1 Tripwire" to set other parameters.
Figure 4-155
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User's Manual