rtp and ptime

Sebastian Dröge sebastian at centricular.com
Wed Dec 23 07:46:23 PST 2015


On Mi, 2015-12-23 at 05:58 -0800, symeon.mattes wrote:
> Hi,
> 
> I have the following pipeline for streaming data from a microphone of
> an
> iPhone to another device:
> 
> osxaudiosrc->audioconvert->audioresample->alawenc->rtppcmapay->queue-
> >udpsink
> 
> and setting to the properties of the ufdpsink the appropriate port,
> host address and bind-port.
> 
> I have noticed through wireshark traces that the rtp frame package
> varies which creates some issues to my application.

What problems does this create in your application?

>  I have looked around and I have found that this time is also called
> ptime. I wonder if it's possible to control the ptime of the rtp
> package somehow.

There are the min-ptime and max-ptime property on rtppcmapay, which
allow to adjust this.

-- 
Sebastian Dröge, Centricular Ltd · http://www.centricular.com

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