Tamper Detection - Avigilon H6A Series User Manual

Note: This motion detection setting configures pixel change detection in the camera's field of view. If
you are configuring an Avigilon video analytics camera, you will need to configure the detailed
analytics motion detection and other video analytics features through the Avigilon Control Center
Client software. For more information, see the Avigilon Control Center Client User Guide.
1. Define the motion detection area.
The entire field of view is highlighted for motion detection by default. To define the motion detection
area, use any of the following tools:
Click Clear All to remove all motion detection areas on the video image.
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Click Set All to set the motion detection area to span the entire video image.
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To set a specific motion detection area, click Select Area then click and drag anywhere on the
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video image.
To clear a specific motion detection area, click Clear Area then click and drag over any motion
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detection area.
Use the Zoom In and Zoom Out buttons to locate specific areas in the video image.
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2. In the Sensitivity field, enter a percentage number to define how much each pixel must change before
it is considered in motion.
The higher the sensitivity, the smaller the amount of pixel change is required before motion is
detected.
3. In the Threshold field, enter a percentage number to define how many pixels must change before the
image is considered to have motion.
The higher the threshold, the higher the number of pixels must change before the image is considered
to have motion.
4. If the camera is connected to a third-party video management system (VMS), check the Enable Onvif
MotionAlarm Event check box.
Once enabled, the H.264 camera can send motion alarm information to the VMS according to the
appropriate ONVIF protocol.
5. Click Apply to save your changes.

Tamper Detection

On the Tamper Detection page, you can set how sensitive the camera is to tampering.
To set the options for tampering:
Tamper Detection 16