Digital Video Recorder User Manual
172
You can click the checkbox of
Save VCA Picture
to save the captured pictures of VCA
detection.
Step 3
Select the VCA detection type to
Audio Exception Detection
.
Step 4
Click
to configure the trigger channel, arming schedule and linkage action for the audio
exception alarm.
Step 5
Click the
Rule Settings
button to set the audio exception rules.
Figure 10-10
Set Audio Exception Detection Rules
1)
Check the checkbox of
Audio Loss 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.
Step 6
Click
Apply
to activate the settings.
10.14 Defocus Detection
Purpose
Содержание DS-7208HUHI-K1S
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