12.6
Audio Exception Detection
Events > Audio Exception Detection
What this tab is for
The Audio Exception Detection function detects abnormal sounds in the surveillance scene,
such as the sudden increase or decrease of the sound intensity. Specific actions can be taken
when the alarm is triggered. Note that the Audio Exception Detection function varies per
camera model.
Steps
Audio Exception Detection configuration involves the following steps:
1
On the Exception Detection tab, you activate and configure the detection of sudden
changes in sound.
2
On the Arming Schedule tab, you define the period(s) when you want the function to be
active.
3
On the Linkage Method tab, you define the action(s) to be taken when an event occurs.
To set up audio exception detection
● (Optional) On the Audio Exception Detection tab, select Audio Loss Detection to enable
the audio loss detection function.
● (Optional) Select Sudden Increase of Sound Intensity Detection to detect a steep rise
in sound in the surveillance scene.
Drag the sliders to set the detection sensitivity and threshold (see also below) for the
steep rise in sound.
● (Optional) Select Sudden Decrease of Sound Intensity Detection to detect a steep
drop in sound in the surveillance scene.
Drag the slider to set the detection sensitivity (see also below) for the steep drop in
sound.
● Click Save.
The real-time sound volume is shown in the graph.
Sensitivity
Sensitivity range: [1-100]. The smaller the value, the more severe the change should be to
trigger the detection.
Events
77
