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VIVOTEK
User's Manual - 213
mpeg4_intraperiod
250, 500, 1000, 2000, 3000,
4000
Intra frame period in milliseconds.
mpeg4_ratecontrolmode cbr, vbr
cbr: constant bitrate
vbr: fix quality
mpeg4_quant 1~5,
99
Quality of video when choosing vbr in “ratecontrolmode”.
99 is the customized manual input setting.
1 = worst quality, 5 = best quality.
mpeg4_qvalue
2~31
Manual video quality level input.
(This must be present if mpeg4_quant is equal to 99)
mpeg4_bitrate
1000~40000000
Set bit rate in bps when choosing cbr in
“mpeg4_ratecontrolmode”.
mpeg4_maxframe
1~25
Set maximum frame rate in fps.
3M : 1~20fps
1080P : 1~25fps
h264_intraperiod
250, 500, 1000, 2000, 3000,
4000
Intra frame period in milliseconds.
h264_ratecontrolmode cbr, vbr
cbr: constant bitrate
vbr: fix quality
h264_quant 1~5,
99
Quality of video when choosing vbr in
“h264_ratecontrolmode”.
99 is the customized manual input setting.
1 = worst quality, 5 = best quality.
h264_qvalue
0~51
Manual video quality level input.
(This must be present if h264_quant is equal to 99)
h264_bitrate
1000~40000000
Set bit rate in bps when choosing cbr in
“h264_ratecontrolmode”.
h264_maxframe
1~30
Set maximum frame rate in fps.
3M : 1~20fps
1080P : 1~30fps