User manual
VIVOTEK
208 - User's Manual
* It's recommended to use polygonsd   
* This parameter will not be used after the 
version number (httpversion) is equal or 
greater than 0400a. 
height 
<Not recommended to use 
this>
0 ~ 240  4/4  Height of motion detection window.  
* Only available when 
"capability_motion_wintype" = rectangle.
* Only available when qvga is listed in 
"capability_motion_windomain". 
* It's recommended to use polygonsd 
* This parameter will not be used after the 
version number (httpversion) is equal or 
greater than 0400a. 
7.15 Tampering detection settings 
Group: tampering_c<0~(n-1)> for n channel products (capability.tampering > 0) 
n denotes the value of "capability_nvideoin" 
NAME VALUE  SECURITY 
(get/set) 
DESCRIPTION 
enable  <boolean>  4/4  Enable or disable tamper detection. 
threshold  0~100  4/4  Threshold of tamper detection. 
duration  10~600  4/4  If tampering value exceeds the "threshold" for 
more than "duration" second(s), then tamper 
detection is triggered. 
ignorewidth  0,<positive integer> 1/7  Indicate the width to offset to start to analysis 
the image. 
dark_enable  <boolean>  4/4  Enable or disable image too dark detection 
dark_threshold  0~100  4/4  Threshold of image too dark detection 
dark_duration  1~10  4/4  If image too dark value exceeds the 
"threshold" for more than "duration" 
second(s), then image too dark detection is 
triggered. 
bright_enable  <boolean>  4/4  Enable or disable image too bright detection 
bright_threshold  0~100  4/4  Threshold of image too bright detection 
bright_duration  1~10  4/4  If image too bright value exceeds the 










