[Opensim-users] LSL HTTP server is slow (part II)

Jeff Kelley opensim at pescadoo.net
Sun Jan 17 02:17:29 UTC 2016


At 12:08 PM -0500 1/16/16, David Saunders wrote:

>  I been working with a few DJs, and written several boards and other 
>stuff for them.
>  But on the things they noticed is the song board update faster then 
>there stream does.
>  I take that as a complement that I can get the boards updating 
>faster then them listing
>  to the stream.  I even added a trim command to them to "delay" the 
>update.  If you DJ
>  and listen to your output from you mixer and listen in the client 
>as the same time you
>  get an echo effect :) This is due to the time it takes to 
>mixer->encoder -> stream
>  server -> decoder -> listener.  This delay can be up to 15 sec 
>depending on how
>  everything is setup.  The only way to get a good sync with objects 
>is to have the
>  client proved the control with there own client.


Hi David.

Yes, audio streaming latency is a pain and breaks the action/result 
loop in a bad way. You can't even try to compensate, since latency 
differ from viewer to viewer. Your are never sure what your listeners 
hear.

There is nothing we can do here. HTTP streaming is not real-time. RTP 
is, but that's another story.

Happy DJ'ing (with delay).


-- Jeff


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