Vivotek FD9371-HTV User Manual page 169

textonvideo_fon /usr/share/font/Default.ttf,
tpath /mnt/flash2/upload.ttf
textonvideo_upl Depends on the font file name
oadfilename uploaded by user
minexposure <1~32000>,
<product <5~32000>,
dependent> <1~8000>,
<5~8000>,
etc.
* Available value is listed in
"capability_image_c<n>_exposure_m
inrange"
maxexposure <1~32000>,
<product <5~32000>,
dependent> <1~8000>,
<5~8000>,
etc.
* Available value is listed in
"capability_image_c<n>_exposure_m
axrange"
4/4 Choose camera default font file
(/usr/share/font/Default.ttf) or user
uploaded font
file(/mnt/flash2/upload.ttf).
1/7 Show the uploaded font file name.
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<n>_exposure_m
inrange" != "-"
* Only valid when
"piris_mode"=manual or
"irismode"=fixed
* Only available when
"capability_image_c<n>_exposure_ra
ngetype" is "twovalues".
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
sensor generates a frame per
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<n>_exposure_m
axrange" != "-"
VIVOTEK
User's Manual - 169