User manual
VIVOTEK
258 - User's Manual
"-" means no feature is affected. 
* Only available when irispriority is 
listed in "capability_image_c<n>_ 
exposure_modetype" and 
"capability_image_c<n>_ 
exposure_mode" is 1. 
* We support this parameter when the 
version number (httpversion) is equal 
or greater than 0302a. 
exposure_manualmode_a
ffect
-,
exposurewin.mode.blc:hidd
en:, 
defog:disabled:, 
wdrpro:disabled:, 
exposurelevel:hidden:, 
or others 
<x>: nonnegative integer 
<product dependent>
0/7  When exposure manual mode is 
enabled, some features may become 
malfunction or be forced to a given 
value. The affected functions are list 
here.
The format is "Affect API 
name":"Policy":"Description" 
"Policy" can be categorized into 
following groups: 
- (disabled) : UI turns grey and users 
can't select it.   
- (unchanged) : UI keeps the status as 
before and   
user can't change it. 
- (hidden) : UI is hidden. 
- (fixed) : UI is fixed to one selection or 
value. 
- (ranged) : UI is fixed to multiple 
selections or values. 
- (enabled) : UI is checked.   
- (notsupport) : the affected function 
is not available. 
"Affect API name" can be described in 
hierarchy, such as 
"exposurewin.mode.blc:disabled:" 
which means blc exposure window is 
disabled. API name can be one word as 










