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VIVOTEK
User's Manual - 151
input setting.
1 = worst quality, 5 = best
quality.
100 is percentage mode.
s<0~(m-1)>_h264_qvalue 0~51 7 1/4 Manual video quality level input.
(s<0~(m-1)>_h264_quant =
99)
s<0~(m-1)>_h264_qpercen
t
1~100 44 1/4 Manual video quality level input.
(s<0~(m-1)>_h264_quant =
100)
s<0~(m-1)>_h264_bitrate 1000~400000
00
6000000 1/4 Set bit rate in bps when
choosing cbr in
“ratecontrolmode”.
s<0~(m-1)>_h264_maxvbr
bitrate
1000~"capabili
ty_videoin_c<
n>_h264_max
bitrate"
40000000 1/4 The maximum allowed bit rate
in fixed quality mode.
When the bit rate exceeds this
value, frames will be dropped to
restrict the bit rate.
* Only valid when
"ratecontrolmode"= vbr
s<0~(m-1)>_h264_maxfra
me
1~50,
51~60 (only
for NTSC or
60Hz CMOS)
20 1/4 Set maximum frame rate in fps
(for h264).
5M : 1~10fps
3M : 1~20fps
2M : 1~30fps
1080P : 1~30fps
720P : 1~60fps
(for NTSC or 60Hz CMOS)
s<0~(m-1)>_h264_profile 0~2 1 1/4 Indicate H264 profiles
0: baseline
1: main profile
2: high profile
s<0~(m-1)>_ mjpeg
_ratecontrolmode
cbr, vbr cbr 1/4 cbr, constant bitrate
vbr, fix quality
s<0~(m-1)>_mjpeg_priority
policy
framerate,
imagequality
framerate 1/4 The policy to apply when the
target bit rate is not sufficient to
satisfy current encoded
conditions.
“framerate” indicates frame rate