VIVOTEK
User's Manual - 141
Bit 4 => Support
zoom
operation; 0(not support),
1(support)
Bit 5 => Support
focus
operation; 0(not support),
1(support)
text
string[60]
<blank>
1/4
Enclose caption.
imprinttimestamp
<boolean>
0
4/4
Overlay time stamp on video.
flickerless
<boolean>
0
4/4
Enable flickerless mode or not.
Enable flickerless mode will
limit the parameters:
minexposure and maxexposure
between 5~120.
minexposure 5,15,25,30,50,60,
100,120,240,250,
480,500,1000,200
0,4000,8000,1600
0,32000
32000
4/4
Minimum exposure time.
maxexposure 5,15,25,30,50,60,
100,120,240,250,
480,500,1000,200
0,4000,8000,1600
0,32000
30
4/4
Maximum exposure time.
enableblc
0~1
0
4/4
Enable backlight compensation
s<0~(m-1)>_codecty
pe
mpeg4, mjpeg,
h264
h264
1/4
Video codec type.
s<0~(m-1)>_resoluti
on
"176~1280"x"144
~800"
1280x800
1/4
Video resolution in pixels.
s<0~(m-1)>_mpeg4_
intraperiod
250, 500, 1000,
2000, 3000, 4000
1000
4/4
Intra frame period in
milliseconds.
s<0~(m-1)>_mpeg4_
ratecontrolmode
cbr, vbr
cbr
4/4
cbr, constant bitrate
vbr, fix quality
s<0~(m-1)>_mpeg4_
quant
1~5,99,100
3
4/4
Quality of video when choosing
vbr in “ratecontrolmode”.
99,100 is the customized
manual input setting.
1 = worst quality, 5 = best
quality.