User`s manual
VIVOTEK
138 - User's Manual
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s<0~(m-1)>_mjpeg_qpercent 1~100  49  4/4  Set quality by percentage. 
1: Worst quality 
100: Best quality 
(s<0~(m-1)>_mjpeg_quant = 
100) 
s<0~(m-1)>_forcei  1  N/A  7/6  Force I frame. 
maxgain  1~100  100  4/4  Manual set maximum gain 
value
mingain  1~100  0  4/4  Manual set minimum gain 
value
7.8.1.1 Alternative video input profiles per channel
In addition to the primary setting of video input, there can be alternative profile video input setting for 
each channel which might be for different scene of light (daytime or nighttime). 
Group: videoin_profile_i<0~(m-1)> (capability. nvideoinprofile > 0) 
NAME  VALUE  DEFAULT  SECURITY 
(get/set) 
DESCRIPTION
enable <boolean>  0  4/4  Enable/disable this profile setting
policy  schedule  schedule  4/4  The mode which the profile is 
applied to.
begintime  hh:mm  18:00  4/4  Begin time of schedule mode. 
endtime  hh:mm  06:00  4/4  End time of schedule mode. 
minexposure  1~32000  32000  4/4  Minimum exposure time. 
maxexposure  1~32000  30  4/4  Maximum exposure time. 
flickless  <boolean>  0  4/4  Enable flickless mode or not. 
Enable flickless mode will limit 
the parameters: minexposure and 
maxexposure between 5~120. 
exposurelevel  0~8  4  4/4  Exposure level 
maxexposure 5,15,25,30,50,60,
100,120,240,250,
480,500,1000,20
00,4000,8000,16
000,32000 
30  4/4  Maximum exposure time. 
minexposure 5,15,25,30,50,60,
100,120,240,250,
32000  4/4  Minimum exposure time. 










