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VIVOTEK
146 - User's Manual
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s<0~(m-1)>_mpeg4_maxfr
ame
1~50,
51~60 (only
for NTSC or
60Hz CMOS)
10 1/4 Set maximum frame rate in
fps (for MPEG-4).
5M : 1~10fps
3M : 1~20fps
2M : 1~30fps
1080P : 1~25fps
720P : 1~60fps
(for NTSC or 60Hz CMOS)
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 cbr 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 7 4/4 Manual video quality level
input.
(s<0~(m-1)>_h264_quan
t = 99)
s<0~(m-1)>_h264_qpercen
t
1~100 44 4/4 Manual video quality level
input.
(s<0~(m-1)>_h264_quan
t = 100)
s<0~(m-1)>_h264_bitrate 1000~260000
00
6000000 4/4 Set bit rate in bps when
choosing cbr in
“ratecontrolmode”.
s<0~(m-1)>_h264_maxfra
me
1~50,
51~60 (only
for NTSC or
60Hz CMOS)
10 1/4 Set maximum frame rate in
fps (for h264).
5M : 1~10fps
3M : 1~20fps
2M : 1~30fps
1080P : 1~30fps