Web Client Operation 
 
 
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7.  In the Direction field, select the direction of people counting. You can select A->B or B->A, 
the arrow direction always means the entrance direction. 
8.  Enter the number of people that are allowed to enter and exit in the Enter No. and Exit 
No. fields. Enter the number of people that are allowed to remain in the scene in the 
Stranded No. field. 
9.  To set the periods when people counting is active and set the action(s) that you want the 
system to initiate when a people counting event occurs, see Motion Detection 
Configurations on page 190 for more information on setting time periods and event 
actions. 
10. Click Apply to save the settings. 
 
Configuring Audio Detection 
The audio detection feature detects audio changes in the camera scene that can generate 
events and corresponding actions. 
1.  Go to Setup  Event  Audio Detection. 
Figure 12-70 Audio Detection Configuration Interface 
 
2.  Select the Channel to configure for audio detection from the drop-down menu and check 
the Enable check box. 
3.  Check one or both Input Abnormal and Intensity Change check boxes: 
•  Input Abnormal: Detects if the audio input changes from the "normal" audio that is 
typically generated at the site. 
•  Intensity Change: Detects if the audio intensity changes, meaning the volume level 
becomes stronger than the typical levels. 
4.  Set the Sensitivity level (1–100) and Threshold level (1–100) for the audio detection.