We did a test on the demo server and from what i’v been reporte, there was no 
problem.

De : Maxim Solodovnik [mailto:[email protected]]
Envoyé : 19 juin 2018 22:59
À : Openmeetings user-list
Objet : Re: settings for CODECS

Hello Martin,

Here are the settings from demo:

53

flash.secure

false

54

flash.secure.proxy

none

55

flash.video.codec

h263

56

flash.video.fps

30

57

flash.video.bandwidth

0

58

flash.cam.quality

90

59

flash.mic.rate

22

60

flash.echoPath

128


I believe these are default ones

Your observations show the issue is with Flash video player. Will try to google 
the topic (unfortunately not earlier than mid of Jul :((( )

Is the demo behaves better?

On Wed, Jun 20, 2018 at 12:50 AM Chamberland, Martin 
<[email protected]<mailto:[email protected]>> wrote:
"I’m usually using h263 as codec (it uses less CPU, according to my 
observations)"

We tried using the h263 codec but the video feed is stuttering like crazy… It’s 
running at about 1-2 fps for the other users (even if I set « flash.video.fps 
at 30 or 60).
I’m using my own computer with a webcam and a laptop by my side (with 
integrated camera) for testing and even with only 2 users it either stutters in 
h263 or h264 creates an evergrowing delay after some time (1-2h). Is there 
another setting/key to modify with « flash.video.codec » to make h263 work 
without stuttering or reduce the h264 delay?
We checked if the server resources are being maxed out while the stutter occurs 
and they are now, everything’s pretty low.


"Can you check if latency is reduced if « refresh » button is pressed?"

(When in H264) Latency is reset when « refresh » is clicked, so everything 
works fine again for about 15 minutes and then a 2-3sec delay is already 
noticeable.


"Is latency the same for 3rd user juste entered the room after other 2 are 
broadcasting video for 2-3 hours?"

The 3rd user entering the room will see no latency for the camera of the 2 
other users (who where already there for a while), but he will start seeing the 
same delay after 15-20 minutes. Hitting refresh again here will reset the delay.


Is there some other special settings we should have to make this work? What are 
the values used on the demo server for these keys?

flash.cam.quality =
flash.echoPath =
flash.mic.rate =
flash.secure =
flash.secure.proxy =
flash.video.codec =
flash.video.fps =

thank's

Martin C.


--
WBR
Maxim aka solomax

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