[gst-devel] Buffer/Latency time settable preperty query

Wim Taymans wim.taymans at gmail.com
Thu Nov 29 15:18:05 CET 2007


On Thu, 2007-11-29 at 14:27 +0100, Florent wrote:
> > What is the significance of buffer time and latency time for audio buffers with respect to audio sinks/sources in
> > case of live pipeline ,?
> 
> I also would be interested to know if it would allow one to induce an
> arbitrary delay for resync in an audio/video pipeline
> 

I don't know exactly what you are trying to ask but there are several
options for creating more latency in a pipeline:

 - use bigger audio buffers (assuming the element extends GstAudioSink)
 - add elements that add latency (gstrtpjitterbuffer, ...)
 - play with ts-offset on the sinks (delays playback with an arbitrary
   amount)
 - set the delay property on the pipeline to something else than 0
   (adjust calculation of the base_time on elements and has therefore
   only meaningful results with non-live pipelines)
 - issue a custom latency event on the pipeline (no signal yet for this)

Wim

> Regards,
> 
> Florent
> 
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