Dahua NVR41 series, Руководство пользователя

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User's Manual
240
Table 4-46
Parameter Description
Preset
Set the preset point for IVS detection according to the actual
needs.
Name Customize the rule name.
Duration
Set the minimum time that the object stays until the alarm is
triggered.
Filter target
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.
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 , you can refer to "4.7.2.4.1 Tripwire" to set other parameters.
Step 4 Click Apply to complete the setup.
4.7.2.5 Video Structuring
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.
After enable the video structuring function, the corresponding smart plan can become valid.
Make sure the connected camera supports video structuring (metadata) function.
Step 1 Select
Main Menu
>
AI
>
Parameters
>
Video Metadata
.
The Video Metadata interface is displayed. See Figure 4-151
Figure 4-151
Step 2 In the Channel list, select a channel that you want to configure video structuring
function, and then enable it. See Table 4-47