User`s manual
VIVOTEK
148 - User's Manual
s<0~(m-2)>_h264_smartstr
eam_foreground_qvalue 
0~51  20  1/4  Manual video quality level input.
(s<0~(m-1)>_h264_smartstre
am_foreground_quant = 99) 
s<0~(m-2)>_h264_smartstr
eam_foreground_quant 
1~5, 
99, 100 
3  1/4  Quality of foreground quality 
1 = worst quality, 5 = best 
quality. 
s<0~(m-2)>_h264_smartstr
eam_background_qvalue 
0~51  40  1/4  Manual video quality level input.
(s<0~(m-1)>_h264_smartstre
am_background_quant = 99) 
s<0~(m-2)>_h264_smartstr
eam_background_quant 
1~5, 
99, 100 
1  1/4  Quality of background quality 
1 = worst quality, 5 = best 
quality. 
s<0~(m-2)>_h264_smartstr
eam_maxbitrate 
1000~400000
00 
40000000  1/4  Maximum bitrate 
s<0~(m-2)>_h264_smartstr
eam_win_i<0~2>_enable 
0~1  0  1/4  Enable or disable the window. 
s<0~(m-2)>_h264_smartstr
eam_win_i<0~2>_home 
<coordinate>  (150,110)  1/4  Left-top corner coordinate of 
the window. 
s<0~(m-2)>_h264_smartstr
eam_win_i<0~2>_size 
<window size> (100x75)  1/4  Width and height of the window.
s<0~(m-1)>_mjpeg_ratecon
trolmode 
<product dependent> 
cbr, vbr  vbr  1/4  cbr, constant bitrate 
vbr, fix quality 
s<0~(m-1)>_mjpeg_quant 1~5, 
99, 100 
3  1/4  Quality of JPEG video. 
99 is the customized manual 
input setting. 
1 = worst quality, 5 = best 
quality. 
100 is percentage mode. 
s<0~(m-1)>_mjpeg_qvalue 2~97  29  1/4  Manual video quality level input.
(s<0~(m-1)>_mjpeg_quant = 
99) 
s<0~(m-1)>_mjpeg_qperce
nt
1~100  49  1/4  Manual video quality level input.
(s<0~(m-1)>_mjpeg_quant = 
100) 
s<0~(m-1)>_mjpeg_bitrate 1000~320000
00 
20000000  1/4  Set bit rate in bps when 
choosing cbr in 
“ratecontrolmode”. 
s<0~(m-1)>_mjpeg_maxvb
rbitrate 
1000~400000
00 
40000000  1/4  Set bit rate in bps when 
choosing vbr in 










