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VIVOTEK
User's Manual - 133
352x288,
4CIF,
704x576
VS =>
QCIF,
176x120,
176x144,
CI F,
352x240,
352x288,
4CIF,
704x480,
704x576
(product
dependent)
s<0~(m-1)>_enablee
ptz
<boolean> 4/4 Indicate whether to support eptz
s<0~(m-1)>_mpeg4
_intraperiod
250, 500, 1000,
2000, 3000,
4000
4/4 Intra frame period in milliseconds.
s<0~(m-1)>_mpeg4
_ratecontrolmode
cbr, vbr 4/4 cbr, constant bitrate
vbr, fix quality
s<0~(m-1)>_mpeg4
_quant
1~5,99 4/4 Quality of video when choosing vbr in
“ratecontrolmode”.
0 is the customized manual input setting.
1 = worst quality, 5 = best quality.
s<0~(m-1)>_mpeg4
_bitrate
1000~8000000 4/4 Set bit rate in bps when choosing cbr in
“ratecontrolmode”.
s<0~(m-1)>_mpeg4
_maxframe
1~25,
26~30 (only for
NTSC or 60Hz
CMOS)
1/4 Set maximum frame rate in fps (for MPEG-4).
s<0~(m-1)>_mpeg4
_qvalue
2~31 4/4 Manual video quality level input - choose
customize input “mpeg4_quant = 0” (for
MPEG-4).
s<0~(m-1)>_h264_i
ntraperiod
250, 500, 1000,
2000, 3000,
4000
4/4 Intra frame period in milliseconds.