[gst-devel] synchronisation

[Stefan Kost]

Hi,

which gstreamer version. The latency suport for live sources is still relative
new and might not yet be handles by all needed plugins. The newer your gstreamer
the batter.

Stefan

Black Penguin wrote:
> I've build such a pipeline:
> 
> GST_DEBUG=2 gst-launch -v alsasrc ! queue ! tee name=tee tee. ! queue
> ! goom ! ffmpegcolorspace ! ximagesink tee. ! queue ! audioconvert !
> vorbisenc ! oggmux ! filesink location=/tmp/x.ogg
> 
> It a live source linked to a filesink and a ximagesink. It is used for
> record audio and give some real time feeback in the user interface.
> 
> But now, It nearly not work because some synchronisation issue which I
> don't know how to fix it.
> 
> If I replace the 'alsasrc' with 'audiotestsrc', verythin goes well,
> may because 'audiotestsrc' is not a live source with considerable
> latency.
> 
> I even create more complex pipeline with both audio from alsasrc and
> video from v4lsrc, and then encode and mux them in to a ogg file, and
> show the video on the screen with ximagesink synchronizely (no visuale
> for audio here), It works just fine.:)
> 
> any comments?
> 
> thx
> 
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