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VIVOTEK
User's Manual - 103
s<0~(m-1)>_mpeg4_bitra
te
1000~4000000 4/4 Set bit rate in bps when choosing cbr in
“ratecontrolmode”.
s<0~(m-1)>_mpeg4_max
frame
1~25,
26~30 (only for
NTSC or 60Hz
CMOS)
1/4 Set maximum frame rate in fps (for
MPEG-4).
s<0~(m-1)>_h264_intrap
eriod
250, 500, 1000,
2000, 3000,
4000
4/4 Intra frame period in milliseconds.
s<0~(m-1)>_h264_rateco
ntrolmode
cbr, vbr 4/4 cbr, constant bitrate
vbr, fix quality
s<0~(m-1)>_h264_quant 1~5, 100 4/4 Quality of video when choosing vbr in
“ratecontrolmode”.
1 = worst quality, 5 = best quality.
100 is percentage mode.
s<0~(m-1)>_h264_qperc
ent
1~100 4/4 Manual video quality level input.
(s<0~(m-1)>_h264_quant = 100)
s<0~(m-1)>_h264_bitrate 1000~4000000 4/4 Set bit rate in bps when choosing cbr in
“ratecontrolmode”.
s<0~(m-1)>_h264_maxfr
ame
1~25,
26~30 (only for
NTSC or 60Hz
CMOS)
1/4 Set maximum frame rate in fps (for h264).
s<0~(m-1)>_h264_profile 0~2 1/4 Indicate H264 profiles
0: baseline
1: main profile
2: high profile
s<0~(m-1)>_mjpeg_quan
t
1~5, 100 4/4 Quality of JPEG video.
1 = worst quality, 5 = best quality.
100 is percentage mode.
s<0~(m-1)>_mjpeg_qper
cent
1~100 4/4 Manual video quality level input.
(s<0~(m-1)>_mjpeg_quant = 100)
s<0~(m-1)>_mjpeg_maxf
rame
1~25,
26~30 (only for
NTSC or 60Hz
CMOS)
1/4 Set maximum frame rate in fps (for JPEG).