VIVOTEK
178 - User's Manual
0302a.
whitebalance
<product dependent>
auto,
manual,
rbgain,
widerange,
outdoor,
indoor,
sodiumauto,
etc
(Available values are
listed in
"capability_image_c
<0~(n-1)>_wbmod
e")
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<0~(n-1)>_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<0~(n-1)>_wbmode".
* Only valid when
"videoin_c<0~(n-1)>_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
"capability_image_c<0~(n-1)>_wbmode".
* Only valid when
"videoin_c<0~(n-1)>_whitebalance" != auto
* Normalized range.
maxgain
0~100
4/4
Maximum gain value.
