[gst-devel] gstreamer video conferencig

Tim-Philipp Müller t.i.m at zen.co.uk
Thu Sep 2 18:01:48 CEST 2010


On Tue, 2010-08-17 at 23:11 +0530, Nitin Das wrote:

>   i would like to use gstreamer pipeline for video conferencing.
> Currently i m using v4l2src for camera capture and alsasrc for audio
> capture then encode to h264 and aac respectively and mux into mpegts
> and send it over rtp. But this process puts delay of around 3-4
> seconds and doesn't give the real feeling of video conferencing
> system. Is there any combination of pipeline , plugins available so
> that the delay would be in some milliseconds.

It would be useful to know what the exact pipeline is that you're using.

If you are encoding to h.264 with x264enc, you may want to use x264enc
from gst-plugins-ugly git (or latest pre-release) and then set the
tune=zerolatency property on it.

Lastly: have you looked at farsight?

 Cheers
  -Tim






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