User manual
VIVOTEK
184 - User's Manual
"capability_image_c
<n>_exposure_mo
detype") 
Gain and Shutter speed. 
"manual": Adjust with variable Shutter, Iris 
and Gain. 
* We support this parameter when the version 
number (httpversion) is equal or greater than 
0302a. 
whitebalance 
<product dependent>
auto, 
manual, 
rbgain, 
widerange, 
outdoor, 
indoor, 
sodiumauto, 
etc 
(Available values are 
listed in 
"capability_image_c
<n>_wbmode")
4/4  Modes of white balance. 
"auto": Auto white balance 
"rbgain": Use rgain and bgain to set white 
balance manually. 
"manual": 2 cases: 
      a. if "rbgain" is not supported, this means 
keep current white balance status. 
      b. if "rbgain" is supported, "rgain" and 
"bgain" are updated to the current values 
which is got from white balance module. Then, 
act as rbgain mode 
"widerange": Auto Tracing White balance 
(2000K to 10000K). 
"outdoor": auto white balance mode 
specifically for outdoor. 
"indoor": auto white balance mode 
specifically for indoor. 
"sodiumauto": sodium vapor lamps. 
* Only available when 
"capability_image_c<n>_wbmode" !="-" 
rgain  0~100  4/4  Manual set rgain value of gain control setting.
0: Weak <-> 100: Strong 
* Only available when "rbgain" is listed in 
"capability_image_c<n>_wbmode". 
* Only valid when 
"videoin_c<n>_whitebalance" != auto 
* Normalized range. 
bgain  0~100  4/4  Manual set bgain value of gain control setting.
0: Weak <-> 100: Strong 
* Only available when "rbgain" is listed in 










