Dahua Technology NVR2104/2108HS-W-4KS2 1U, Руководство пользователя

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Table of Contents 206
Table 4-37
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 the "4.7.2.4.1 Tripwire" to set other parameters.
Step 4 Click Apply t o complete the setup.
4.7.2.5 Video Structuring (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.
After enable the video structuring function, the corresponding smart plan can become valid.
Preparations
Make sure the connected camera supports video structuring (metadata) function.
Step 1 Select Main Menu > AI > PARAMETERS > VIDEO STRUCTURING .
The VIDEO STRUCTURING interface is displayed. See Figure 4-146.