VIVOTEK
142 - User's Manual
s<0~(m-1)>_mpeg
4_qvalue
1~31
7
4/4
Manual video quality level
input.
(s<0~(m-1)>_mpeg4_quant =
99)
s<0~(m-1)>_mpeg4_
qpercent
1~100
29
4/4
Set quality by percentage.
1: Worst quality
100: Best quality
(s<0~(m-1)>_mpeg4_quant =
100)
s<0~(m-1)>_mpeg4_
bitrate
1000~8000000
3000000
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)
30
1/4
Set maximum frame rate in fps
(for MPEG-4).
s<0~(m-1)>_h264_
intraperiod
250, 500, 1000,
2000, 3000,
4000
1000
4/4
Intra frame period in
milliseconds.
s<0~(m-1)>_h264_ra
tecontrolmode
cbr, vbr
cbr
4/4
cbr, constant bitrate
vbr, fix quality
s<0~(m-1)>_h264_q
uant
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.
s<0~(m-1)>_h264_q
percent
1~100
45
4/4
Set quality by percentage.
1: Worst quality
100: Best quality
(s<0~(m-1)>_h264_quant =
100)
s<0~(m-1)>_h264_q
value
0~51
26
4/4
Manual video quality level
input.
(s<0~(m-1)>_h264_quant = 99)
s<0~(m-1)>_h264_bi
trate
1000~8000000
3000000
4/4
Set bit rate in bps when
choosing cbr in
“ratecontrolmode”.
s<0~(m-1)>_h264_m 1~25,
30
1/4
Set maximum frame rate in fps