VIVOTEK
User's Manual - 221
© 2019 VIVOTEK INC. All Right Reserved
78
NAME
VALUE
SECURITY
(get/set)
DESCRIPTION
0: Low <-> 100: High
* Only available when
"capability_image_c<0~(n-1)>_agc_m
axgain" != "-"
* Only valid when
"piris_mode"=manual or
"irismode"=fixed
* Normalized range.
* Only available when
"capability_image_c<0~(n-1)>_exposu
re_rangetype" is "twovalues".
mingain
0~100
4/4
Minimum gain value.
0: Low <-> 100: High
* Only available when
"capability_image_c<0~(n-1)>_agc_mi
ngain" != "-"
* Only valid when
"piris_mode"=manual or
"irismode"=fixed
* Normalized range.
* Only available when
"capability_image_c<0~(n-1)>_exposu
re_rangetype" is "twovalues".
gainvalue
0~100
4/4
Gain value.
0: Low <-> 100: High
* Only available when
"capability_image_c<0~(n-1)>_agc_m
axgain" != "-" and
"capability_image_c<0~(n-1)>_exposu
re_rangetype" is "onevalue".
* Normalized range.
* We support this parameter when
the version number (httpversion) is
equal or greater than 0302a.
meteringmode auto,
blc,
4/4
"
auto
": The algorithm chooses the
best metering strategy.
© 2019 VIVOTEK INC. All Right Reserved
79
NAME
VALUE
SECURITY
(get/set)
DESCRIPTION
hlc
* Available value is listed
in
"capability_image_c<0~(n-
1)>_exposure_meteringm
ode"
"
blc
": This metering method increases
the weight of dark area.
"
hlc
": The metering method can
detect strong light and make affected
area clear.
* We support this parameter when
the version number (httpversion) is
equal or greater than 0311a.
piris_mode
<product
dependent>
manual, indoor, outdoor,- 1/4
Control P-Iris mode.
"outdoor"
: Auto-setting P-Iris to get
best quality, but easy to meet rolling
or flicker effect in indoor
environment.
"indoor"
: Avoid rolling and flicker
effect first.
"manual"
: Manual set P-Iris by
"piris_position".
"-"
: not support (only available when
"capability_image_c<0~(n-1)>_sensor
type" is "smartsensor")
* Only available when
"capability_image_c<0~(n-1)>_iristype
"=piris
piris_position
<product
dependent>
1~100
1/4
Manual set P-Iris.
1: Open <-> 100: Close
* Only valid when
"piris_mode"=manual or
"capability_image_c<0~(n-1)>_sensor
type" is "smartsensor"
* Only available when
"capability_image_c<0~(n-1)>_iristype
"=piris
irismode
fixed, indoor, outdoor
<product dependent>
4/4
Control DC-Iris mode.
"outdoor"
: Auto-setting DC-Iris to get
best quality, but easy to meet rolling
or flicker effect in indoor