VIVOTEK
134 - User's Manual
ntrolmode
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 is the customized manual
input setting.
1 = worst quality, 5 = best
quality.
100 is percentage mode.
s<0~(m-1)>_mpeg4_qvalue 2~31
7
4/4
Manual video quality level
input.
(s<0~(m-1)>_mpeg4_quan
t = 99)
s<0~(m-1)>_mpeg4_qperce
nt
1~100
29
4/4
Manual video quality level
input.
(s<0~(m-1)>_mpeg4_quan
t = 100)
s<0~(m-1)>_mpeg4_bitrate 1000~800000
0
<product
dependent>
51200
4/4
Set bit rate in bps when
choosing cbr in
“ratecontrolmode”.
s<0~(m-1)>_mpeg4_maxfr
ame
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_intraperi
od
250, 500,
1000, 2000,
3000, 4000
1000
4/4
Intra frame period in
milliseconds.
s<0~(m-1)>_h264_ratecont
rolmode
cbr, vbr
vbr
4/4
cbr, constant bitrate
vbr, fix quality
s<0~(m-1)>_h264_quant 1~5
99, 100
3
4/4
Quality of video when
choosing vbr in
“ratecontrolmode”.
99 is the customized manual
input setting.
1 = worst quality, 5 = best
quality.
100 is percentage mode.
s<0~(m-1)>_h264_qvalue 0~51
2
4/4
Manual video quality level
input.
