VIVOTEK
154 - User's Manual
3000, 4000
s<0~(m-1)>_h264_ratecont
rolmode
cbr, vbr,smart s0: cbr
s1: vbr
s2: cbr
s3: vbr
1/4 cbr, constant bitrate
vbr, fix quality
smart , smart stream
s<0~(m-1)>_h264_quant 1~5,
99, 100
3 1/4 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 30 1/4 Manual video quality level
input.
(s<0~(m-1)>_h264_quant
= 99)
s<0~(m-1)>_h264_qpercen
t
1~100 45 1/4 Manual video quality level
input.
(s<0~(m-1)>_h264_quant
= 100)
s<0~(m-1)>_h264_bitrate 20000~32000
000
8000000 1/4 Set bit rate in bps when
choosing cbr in
“ratecontrolmode”.
s<0~(m-1)>_h264_maxvbr
bitrate
1000~400000
00
40000000 1/4 Set bit rate in bps when
choosing vbr in
“ratecontrolmode”.
s<0~(m-1)>_h264_maxfra
me
1~50,
51~60 (only
for NTSC or
60Hz CMOS)
30 1/4 Set maximum frame rate in
fps (for h264).
3M : 1~30fps
2M : 1~60fps
(for NTSC or 60Hz CMOS)
s<0~(m-1)>_h264_profile
<product dependent>
0~2 1 1/4 Indicate H264 profiles
0: baseline
1: main profile
2: high profile
s<0~(m-1)>_h264_priorityp
olicy
framerate,imag
equality
framerate 1/4 Set prioritypolicy
s<0~(m-2)>_h264_smartstr
eam_mode
0~2 0 1/4 Set Smart stream mode
0:Auto (Motion detection for