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VIVOTEK
178 - User's Manual
* Normalized range.
* Only available when
"capability_image_c<0~(n-1)>_expo
sure_rangetype" is "twovalues".
color 0, 1 4/4 0 =>monochrome
1 => color
flip <boolean> 4/4 Flip the image.
mirror <boolean> 4/4 Mirror the image.
text string[64] 1/4 Enclose caption.
imprinttimesta
mp
<boolean> 4/4 Overlay time stamp on video.
textonvideo_po
sition
top, bottom 4/4 Text on video string position
textonvideo_siz
e
15,25,30 4/4 Text on video font size
minexposure
<product
dependent>
<1~32000>,
<5~32000>,
<1~8000>,
<5~8000>,
etc.
* Available value is listed in
"capability_image_c<0~(n-1)>_expo
sure_minrange"
4/4 Minimum exposure time
1~32000 => 1s ~ 1/32000s
5~32000 => 1/5s ~ 1/32000s
1~8000 => 1s ~ 1/8000s
5~8000 => 1/5s ~ 1/8000s
etc.
* Only available when
"capability_image_c<0~(n-1)>_expo
sure_minrange" != "-"
* Only valid when
"piris_mode"=manual or
"irismode"=fixed
* Only available when
"capability_image_c<0~(n-1)>_expo
sure_rangetype" is "twovalues".
maxexposure
<product
dependent>
<1~32000>,
<5~32000>,
<1~8000>,
<5~8000>,
etc.
* Available value is listed in
"capability_image_c<0~(n-1)>_expo
sure_maxrange"
4/4 Maximum exposure time
1~32000 => 1s ~ 1/32000s
5~32000 => 1/5s ~ 1/32000s
1~8000 => 1s ~ 1/8000s
5~8000 => 1/5s ~ 1/8000s
etc.
* This parameter may also restrict
image frame rate from sensor due to
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