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You can click the checkbox of Save VCA Picture to save the captured pictures of VCA detection.
3.
Select the VCA detection type to Audio Exception Detection.
4.
Click
to configure the trigger channel, arming schedule and linkage action for the face detection alarm.
5.
Click the Rule Settings button to set the audio exception rules.
1)
Check the checkbox of Audio Input Exception to enable the audio loss detection function.
2)
Check the checkbox of Sudden Increase of Sound Intensity Detection to detect the sound steep rise in
the surveillance scene. You can set the detection sensitivity and threshold for sound steep rise.
Sensitivity: Range [1-100], the smaller the value is, the more severe the change should be to trigger
the detection.
Sound Intensity Threshold: Range [1-100], it can filter the sound in the environment, the louder the
environment sound, the higher the value should be. You can adjust it according to the real
environment.
3)
Check the checkbox of Sudden Decrease of Sound Intensity Detection to detect the sound steep drop
in the surveillance scene. You can set the detection sensitivity[1-100] for sound steep drop.
6.
Click Apply to activate the settings.
9.15 Sudden Scene Change Detection
Purpose:
Scene change detection function detects the change of surveillance environment affected by the external factors;
such as the intentional rotation of the camera, and some certain actions can be taken when the alarm is triggered.
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Please refer to the Chapter 9.2 Face Detection for operating steps to configure the scene change detection.
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The Sensitivity in the Rule Settings ranges from 1 to 100, and the higher the value is, the more easily the
change of scene can trigger the alarm.
9.16 Defocus Detection
Purpose:
The image blur caused by defocus of the lens can be detected, and some certain actions can be taken when the
alarm is triggered.
Please refer to the Chapter 9.2 Face Detection for operating steps to configure the defocus detection.
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The Sensitivity in the Rule Settings ranges from 1 to 100, and the higher the value is, the more easily the
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defocus image can trigger the alarm.
9.17 PIR Alarm
Purpose:
User Manual of LV-N9600 Series NVR
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