User`s manual
VIVOTEK
User's Manual - 195  
    86   
input setting. 
1 = worst quality, 5 = best 
quality. 
<product dependent> 
h264_qvalue 0~51 
<product dependent> 
30
<product
dependent>
Manual video quality level 
input.
(This must be present if 
h264_quant is equal to 0, 99) 
<product dependent> 
h264_bitrate 1000~8000000 
1000~4000000
<product dependent> 
512000
<product
dependent>
Set bit rate in bps when 
choosing cbr in 
“h264_ratecontrolmode”. 
h264_maxframe  1~25, 
26~30 (only for NTSC or 
60Hz CMOS) 
10
15
<product
dependent>
Set maximum frame rate in fps 
(for H264). 
8.25 Remote Focus 
Note: This request requires Administrator privileges. 
Method: GET/POST 
Syntax: <product dependent> 
http://<servername>/cgi-bin/admin/remoefocus.cgi?function=<value>[&direction=<value>] 
[&position=<value>][&steps=<value>][&iris] 
PARAMETER  VALUE  DESCRIPTION
function zoom, 
focus,
auto, 
scan, 
stop,
positioning 
Function type 
zoom – Move zoom motor 
focus – Move focus motor 
auto – Perform auto focus 
scan – Perform focus scan 
stop – Stop current operation 
positioning – Position the motors 
direction direct, 
forward,
backward 
Motor’s moving direction. 
It works only if function=zoom | focus. 










