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VIVOTEK
User's Manual - 405
© 2020 VIVOTEK INC. All Right Reserved
257
PARAMETER VALUE DEFAULT DESCRIPTION
reftime
mm:ss
The time
camera
receives the
request.
Reference time for maxsft and minsft.
(This provides more
precise time control to eliminate
the inaccuracy due to network latency.)
Ex: Request the streaming from 12:20
rtsp://10.0.0.1/live.sdp?maxsft=10&reftime=12:30
forcechk N/A N/A Check if the requested stream enables timeshift,
feature and if minsft is achievable.
If false, return “415 Unsupported Media Type”.
minsft
<positive
integer>
0
How many seconds of cached stream client can
accept at least.
(Used by forcechk)
The value must be a positive integer. (>0)
Return Code
Description
400 Bad Request Request is rejected because some parameter values are illegal.
415 Unsupported Media Type
Returned, if forcechk appears,when minsft is not achievable or
the timeshift feature of the target stream is not enabled.
8.19 RemoteFocus
(capability_image_c<0~(n-1)>_remotefocus=1)
Note: This request requires Administrator privileges.
Method: GET/POST
Syntax:
http://<servername>/cgi-bin/admin/remotefocus.cgi?channel=<value>&[function=<value>][&direct
ion=<value>][&position=<value>][&steps=<value>][&iris]
PARAMETER
VALUE
DESCRIPTION
channel 0~"capability_nvideoin"-
1
Channel of the video source.
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