Vivotek IP7151 - Page 81

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1(support)
Bit 5 => Support focus
operation. 0(not support),
1(support)
text string[16] 4/4 enclosed caption
imprinttimestamp <boolean> 4/4 Overlay time stamp on video
maxexposure 1~120 4/4 Maximum exposure time
s<0~(m-1)>_codec
type
mpeg4,
mjpeg
4/4 video codec type
s<0~(m-1)>_keyin
terval
1, 3, 5, 10,
30, 60, 90,
120
4/4 Key frame interval
s<0~(m-1)>_resol
ution
176x144,
320x240,
640x480,
800x600,
1280x1024
4/4 Video resolution in pixel
s<0~(m-1)>_ratec
ontrolmode
cbr, vbr 4/4 cbr, constant bitrate
vbr, fix quality
s<0~(m-1)>_quant 1, 2, 3, 4, 5 4/4 quality of video when choosing
vbr in “ratecontrolmode”. 1 is
worst quality and 5 is the best
quality.
s<0~(m-1)>_bitrat
e
20000,
30000,
40000,
50000,
64000,
128000,
256000,
384000,
512000,
768000,
1000000,
4/4 set bit rate in bps when choose
cbr in “ratecontrolmode”