Vivotek FE8172 User Manual Page 151

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VIVOTEK
User's Manual - 151
“ratecontrolmode”.
s<0~(m-1)>_svc_maxframe 1~25,
26~30 (only
for NTSC or
60Hz CMOS)
30 1/4 Set maximum frame rate in
fps (for svc).
s<0~(m-1)>_svc_profile 0~2 1 1/4 Indicate SVC profiles
0: baseline
1: main profile
2: high profile
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_bitratere
striction
average,
upperbound
average 4/4 “average” indicates the
average bit rate will be equal
to its target bit rate.
“upperbound” indicates the
bit rate will always not
exceed its target bit rate.
s<0~(m-1)>_h264_priorityp
olicy
framerate,
imagequality
framerate 4/4 The policy to apply when the
target bit rate is not
sufficient to satisfy current
encoded conditions.
“framerate” indicates frame
rate first.
“imagequality” indicates
image quality first.
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.
(s<0~(m-1)>_h264_quant
= 99)
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