VIVOTEK
User's Manual - 179
7.8Video input
Group: videoin
NAME VALUE SECURITY
(get/set)
DESCRIPTION
cmosfreq 50, 60 4/4 CMOS frequency.
* Only available when capability_videoin_type
is 2.
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" !="
-"
exposurelevel 0~12 4/4 Exposure level
"0,12": This range takes the concept from DC's
exposure tuning options. The definition is:
0: EV -2.0
1: EV -1.7
2: EV -1.3
3: EV -1.0
4: EV -0.7
5: EV -0.3
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