Network Video Recorder User Manual
143
Please refer to the
Chapter 9.4 Intrusion Detection
for operating steps to configure the object removal
detection.
The
Threshold
[5s-20s] in the Rule Settings defines the time of the objects removed from the region. If you
set the value as 10, alarm is triggered after the object disappears from the region for 10s. And the
Sensitivity
defines the similarity degree of the background image. Usually, when the sensitivity is high, a very small
object taken from the region can trigger the alarm.
Up to 4 rules can be configured.
9.13
Audio Exception Detection
Purpose:
Audio exception detection function detects the abnormal sounds in the surveillance scene, such as the sudden
increase / decrease of the sound intensity, and some certain actions can be taken when the alarm is triggered.
Steps:
1.
Enter the VCA settings interface.
Menu> Camera> VCA
2.
Select the camera to configure the VCA.
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.
Figure 9. 10
Set Audio Exception Detection 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
Summary of Contents for Ds-7604ni-e1, ds-7608ni-e1
Page 1: ...Network Video Recorder User Manual UD01084B ...
Page 15: ...Network Video Recorder User Manual 14 Chapter 1 Introduction ...
Page 29: ...Network Video Recorder User Manual 28 Chapter 2 Getting Started ...
Page 51: ...Network Video Recorder User Manual 50 Figure 2 39 Edit IP Camera Interface Manual ...
Page 52: ...Network Video Recorder User Manual 51 Chapter 3 Live View ...
Page 60: ...Network Video Recorder User Manual 59 Chapter 4 PTZ Controls ...
Page 71: ...Network Video Recorder User Manual 70 Chapter 5 Recording Settings ...
Page 92: ...Network Video Recorder User Manual 91 Chapter 6 Playback ...
Page 109: ...Network Video Recorder User Manual 108 Chapter 7 Backup ...
Page 117: ...Network Video Recorder User Manual 116 Chapter 8 Alarm Settings ...
Page 132: ...Network Video Recorder User Manual 131 Chapter 9 VCA Alarm ...
Page 134: ...Network Video Recorder User Manual 133 6 Click Apply to activate the settings ...
Page 146: ...Network Video Recorder User Manual 145 Chapter 10 VCA Search ...
Page 154: ...Network Video Recorder User Manual 153 Chapter 11 Network Settings ...
Page 178: ...Network Video Recorder User Manual 177 Chapter 12 HDD Management ...
Page 183: ...Network Video Recorder User Manual 182 Figure 12 10 Initialize Added NetHDD ...
Page 192: ...Network Video Recorder User Manual 191 Chapter 13 Camera Settings ...
Page 196: ...Network Video Recorder User Manual 195 Chapter 14 NVR Management and Maintenance ...
Page 206: ...Network Video Recorder User Manual 205 Chapter 15 Others ...
Page 218: ...Network Video Recorder User Manual 217 Chapter 16 Appendix ...