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VIVOTEK
156 - User's Manual
t = 100)
s<0~(m-1)>_mjpeg_maxfra
me
1~30 s0:30
s1:30
s2:5
s3:30
1/4 Set maximum frame rate in
fps (for JPEG).
s<0~(m-1)>_mjpeg_bitrate 1000~160000
00
s0:14000000
s1:14000000
s2:40000
s3:14000000
4/4 Set bit rate in bps when
choosing cbr in
“ratecontrolmode”.
s<0~(m-1)>_forcei 1 N/A 7/6 Force I frame.
daynight auto,schedule,
day,night
auto 4/4 auto => auto daynight
night => ircut filter on
day => ircut filter off
schedule => scheduled ircut
filter
exposurecontrol 0~4 0 4/4 Select exposure mode.
0 => Auto with IRCut
1 => Shutter priority
2 => Iris priority
3 => Manual mode
4 => Quality mode
exposurelevel 0~12 6 4/4 Exposure level
agc 1~12
(6db~28db)
5 4/4 Set auto gain control to
normal level or MAX level.
enableblc 0~1 0 4/4 Enable backlight
compensation
(exposurecontrol => auto
with IRCut)
shutterpriority 0~14 6 4/4 Exposure time
(exposurecontrol( =>
shutter priority)
irispriority 1~15
(F1.6 ~ F14)
15 4/4 Iris adjustment
(exposurecontrol => Iris
priority)
irismanual 1~15
(F1.6 ~ F14)
15 4/4 Iris adjustment
(exposurecontrol =>
manual)
shutterspeed 0~14
(1/1 ~
1/10000)
6 4/4 Exposure time
(exposurecontrol =>
manual)