VIVOTEK
User's Manual - 229
© 2020 VIVOTEK INC. All Right Reserved
80
NAME
VALUE
SECURITY
(get/set)
DESCRIPTION
exposure time. Ex: If this is set to 1/5s
~ 1/8000s and camera takes 1/5s on
the night, then sensor only outputs 5
frame/s.
* Only available when
"capability_image_c<0~(n-1)>_exposu
re_maxrange" != "-" and
"capability_image_c<0~(n-1)>_exposu
re_rangetype" is "onevalue".
* We support this parameter when
the version number (httpversion) is
equal or greater than 0302a.
enableblc
<Not support
anymore>
<boolean>
4/4
Enable backlight compensation.
* Not support this parameter
anymore when the version number
(httpversion) is equal or greater than
0301a.
* It's recommanded to use
"exposurewin_c<n>_mode" to switch
on/off BLC.
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
6: EV 0
7: EV +0.3
8: EV +0.7
9: EV +1.0
10: EV +1.3
11: EV +1.7
© 2020 VIVOTEK INC. All Right Reserved
81
NAME
VALUE
SECURITY
(get/set)
DESCRIPTION
12: EV +2.0
*Only available when
"capability_image_c0_exposure_mod
e" != 0
exposuremode
<product
dependent>
auto,
shutterpriority,
irispriority,
qualitypriority,
manual,
etc
(Available options are list
in
"capability_image_c<0~(n-
1)>_exposure_modetype")
4/4
Select exposure mode.
"auto"
: Automatically adjust the Iris,
Gain and Shutter Speed to fit the
exposure level.
"shutterpriority"
: Manually adjust
with variable Shutter Speed, and keep
adjusting Iris, Gain automatically.
"irispriority"
: Manually adjust with
variable Iris, and keep adjusting Gain
and Shutter speed automatically.
"qualitypriority"
: Automatically
adjust the Iris, Gain and Shutter Speed
by VIVOTEK quality algorithm.
"manual"
: Manually adjust with
variable Shutter, Iris and Gain.
* We support this parameter when
the version number (httpversion) is
equal or greater than 0302a.
*Only available when
"capability_image_c0_exposure_mod
e" != 0
whitebalance
<product
dependent>
auto,
panorama,
manual,
rbgain,
widerange,
outdoor,
indoor,
sodiumauto,
etc
(Available values are listed
4/4
Modes of white balance.
"auto"
: Auto white balance
"panorama"
: indicates that camera
would try to balance the white
balance effect of every sensor.
"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.