[Freeswitch-users] More pixelated video canvas on larger number of users

[Ítalo Rossi]

In which browser?

On Mon, Oct 10, 2016 at 1:51 PM, Chad Phillips <chad at apartmentlines.com>
wrote:

> Running Verto/mod_conference videoconference on 1.6.11, I’ve noticed that
> the entire canvas resolution seems more pixelated when the number of users
> connected to the videoconference goes up.
>
> If just one person is connected, the image is very consistent and clear,
> but getting into the 7-10 person range, the quality drops noticeably. And
> I’m not talking about the quality of one particular video on the canvas,
> but the entire canvas quality.
>
> I’ve done a recording of a videoconference on the server with a larger
> number of users, and the video quality there is clear and consistent, so it
> doesn’t seem to be an issue with either receiving or muxing the feeds, but
> in how the end user is receiving the muxed video.
>
> I tried playing with the the ‘video-quality’ and ‘video-codec-bandwidth’
> conference params — increasing the video-quality from 1 to 3 didn’t seem to
> have much of an impact, increasing the video-codec-bandwidth from 1mb to
> 2mb used quite a bit more CPU, but didn’t seem to positively impact the
> video quality, either.
>
> Curious if I’m missing something in the config, or if there’s something
> else I can do to improve the video quality with a larger number of users.
>
> Chad
>
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-- 
Ítalo Rossi
italo at freeswitch.org
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