Vivotek IP8362 manual Maxsft Positive interger

VIVOTEK

8.23 Open Timeshift Stream (capability.timeshift > 0, timeshift_enable=1, timeshift_c<n>_s<m>_allow=1)

Note: This request requires Viewer access privileges.

Syntax:

For HTTP push server (MJPEG):

http://<servername>/<network_http_s<m>_accessname>?maxsft=<value>[&tsmode=<value>&reftime =<value>&forcechk&minsft=<value>]

For RTSP (MP4 and H264), the user needs to input the URL below into an RTSP compatible player.

rtsp://<servername>/<network_rtsp_s<m>_accessname>?maxsft=<value>[&tsmode=<value>&reftime =<value>&forcechk&minsft=<value>]

“n” is the channel index.

“m” is the timeshift stream index.

For details on timeshift stream, please refer to the “TimeshiftCaching” documents.

PARAMETER	VALUE	DEFAULT	DESCRIPTION
maxsft	<positive interger>	0	Request cached stream at most how many seconds ago.
tsmode	normal, adaptive	normal	Streaming mode:
			normal => Full FPS all the time.
			adaptive => Default send only I-frame for MP4 and
			H.264, and send 1 FPS for MJPEG. If DI or motion window
			are triggered, the streaming is changed to send full FPS
			for 10 seconds.
			(*Note: this parameter also works on non-timeshift
			streams.)
reftime	mm:ss	The time	Reference time for maxsft and minsft.
		camera	(This provides more precise time control to eliminate the
		receives the	inaccuracy due to network latency.)
		request.	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 interger>	0	How many seconds of cached stream client can accept at
			least.
			(Used by forcechk)

User's Manual - 179