Vivotek IP7142 - Page 107

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User's Manual - 107
0(not support), 1(support)
Bit 1 => Built-in or external camera; 0
(external), 1(built-in)
Bit 2 => Support pan operation; 0(not
support), 1(support)
Bit 3 => Support tilt operation; 0(not support),
1(support)
Bit 4 => Support zoom operation; 0(not
support), 1(support)
Bit 5 => Support focus operation; 0(not
support), 1(support)
text string[16] 1/4 Enclose caption.
imprinttimestamp <boolean> 4/4 Overlay time stamp on video.
maxexposure 1~120 4/4 Maximum exposure time.
s<0~(m-1)>_codectype mpeg4,
mjpeg
1/4 Video codec type.
s<0~(m-1)>_resolution 176x144,
352x240,
720x480
1/4 Video resolution in pixels.
s<0~(m-1)>_mpeg4_intr
aperiod
250, 500,
1000, 2000,
3000, 4000
4/4 Intra frame period in milliseconds.
s<0~(m-1)>_mpeg4_rate
controlmode
cbr, vbr 4/4 cbr, constant bitrate
vbr, fix quality
s<0~(m-1)>_mpeg4_qua
nt
0, 1~5 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_bitr
ate
1000~40000
00
4/4 Set bit rate in bps when choosing cbr in
“ratecontrolmode”.
s<0~(m-1)>_mpeg4_ma
xframe
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_qval
ue
1~31 4/4 Manual video quality level input - choose
customize input “mpeg4_quant = 0” (for
MPEG-4).
s<0~(m-1)>_mjpeg_qua
nt
0 ~ 5 4/4 Quality of JPEG video.
0 is the customized manual input setting.