ALIBI ALI-NVR71128R, Руководство пользователя

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Region exiting detection
- Region exiting detection detects people, vehicles or other objects which exit from a pre-
defined virtual region of the field of view.
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Unattended baggage detection
- Unattended baggage detection can detect when objects such as baggage, a purse,
dangerous materials, etc. are left in the pre-defined area of the field of view.
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Object removal detection
- Object removal detection detects when an object, such as an exhibit on display, is removed
from the pre-defined area of the field of view.
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Audio exception detection
- Audio exception detection detects when an abnormal sound, such as the sudden increase /
decrease of the sound intensity, occurs in the surveillance area.
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Defocus detection
- Defocus detection senses when image blur, caused by defocus of the lens, occurs.
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Sudden scene change detection - Scene change detection detects the change of surveillance environment affected by an
external factor, such as the intentional rotation of the camera.
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PIR alarm detection - An infrared alarm is triggered when heat energy dissipated by a person or any other warm blooded
entity such as a dog, cat, etc. moves into the field of view.
6.1 Face Detection
Face detection function detects when a face appears in the surveillance field of view. Certain actions can be performed when the
alarm is triggered. To configure Face Detection in the camera:
1. Open the VCA menu. Go to Menu | Camera Management | VCA .
2. On the Camera line, open the drop down list, and then select the camera you want to configure.
3. Check the
Save VCA Picture
box to capture a live view image of the VCA event.
4. In the VCA type selection line, click on
Face Detection
. If the camera supports this feature, it will be highlighted.
SECTION 6: VCA FEATURES