Dahua HDBW2831R-ZAS, Operation Manual

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Operation Manual
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event. For details, see "5.1.2 Subscribing Alarm".
5.15.2 Calibration Configuration
After configuring the rule for stereo analysis, set the installation height and angle of the camera
through calibration configuration. There are two calibration modes: Calibration mode 1: Directly
enter the installation height and angle according to the actual conditions; calibration mode 2: Draw
an area in the image to automatically calculate the installation height and the angle. This section
takes calibration mode 2 as an example.
Prerequisites
You have set at least one rule in Setting > Event > Stereo Analysis > Stereo Analysis .
Procedure
Step 1 Select Setting > Event > Stereo Analysis > Calibration Config .
Figure 5-80 Calibration configuration (stereo analysis)
Step 2 Click Clear to clear the default calibration box.
Step 3 Click Ground to draw a rectangular box in the image.
Ground should be on the same plane and as big as possible for calibration.
Step 4 Click Save , and then the camera calculates its height above the ground and the angle it
forms with the ground.
If the height and angle are quite different from the actual situation, repeat Step2–Step4.
5.15.3 Zoom Calibration
When configuring People No. Error and Stand Detection rule, you need to configure the enlarging
zoom in the image of sub stream 1. When the number of people in the image is not 1, the global
image (sub stream 1) is displayed.
Prerequisites
You have set at least one rule in
Setting
>
Event
>
Stereo Analysis
>
Stereo Analysis
.