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rtsp ffmpeg connection latency
Posted: Tue Aug 06, 2013 8:30 am
by hk_niko
Hi all,
I have about 16 cam that open with vlc rtsp viewing them after 15 seconds, while on zoneminder not displayed.
what parameters should I configure?
thx
Re: rtsp ffmpeg connection latency
Posted: Sun Aug 11, 2013 10:12 am
by christophe_y2k
Hello,
i think you must first search "shm memory setting" and increase it (that in the ZoneMinder documentation).
After you need to set camera buffer for all camera
Defaut camera buffer:
Image Buffer Size (frames) =50
Warmup Frames =25
Pre Event Image Count =25
Post Event Image Count =500
Stream Replay Image Buffer =1000
Alarm Frame Count = 1
With many camera:
Image Buffer Size (frames) =40 or less
Warmup Frames =25
Pre Event Image Count =20 (maxi = image buffer size / 2)
Post Event Image Count =500
Stream Replay Image Buffer =1000
Alarm Frame Count = 1
Re: rtsp ffmpeg connection latency
Posted: Tue Aug 20, 2013 3:30 pm
by hk_niko
thanks for the reply,
I read the documentation on shmemory but I need some help from those who have already tried and tested everything.
I have a server with a six-core i5, 16gb of ram.
How could I set the shmmax and shmall?
regard!