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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.