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VIVOTEK
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NAME
VALUE
1)>_exposure_maxrange"
enablepreview
<boolean>
meteringmode auto,
blc,
hlc
* Available value is listed
in
"capability_image_c<0~(n-
1)>_exposure_meteringm
ode"
crop_position
<coordinate>
(x,y)
crop_size
<window size>
(WxH)
zoomratiodispl
<boolean>
ay
206 - User's Manual
SECURITY(
DESCRIPTION
get/set)
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.
1/4
Usage for UI of exposure settings.
Preview settings of video profile.
* Only available when
"capability_image_c<0~(n-1)>_exposu
re_mode" !=0
4/4
"auto": The algorithm chooses the
best metering strategy.
"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.
1/7
Crop left-top corner coordinate.
1/7
Crop width and height.
(width must be 16x or 32x and height
must be 8x)
1/4
Indicates multiple of zoom in is
"on-screen display" or not.
* We support this parameter when
67
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