[Bug 687182] playbin: autoplugging s/w and h/w accelerated deinterlacers

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=687182
  GStreamer | gst-plugins-base | git

--- Comment #41 from sreerenj <bsreerenj at gmail.com> 2014-10-29 12:37:56 UTC ---
(In reply to comment #40)
> (In reply to comment #39)
> > I think there could be an easy way to do this in playsink. Right now we are
> > always configuring decoder+sink combination together from decodebin.
> > So before creating the deinterlacer in playsink, we will always have a sink
> > element configured with playsink. So just attach the deinterlacer which has
> > more number of memory_capsfeatures in common with the sink element.
> > 
> > Only thing is that the vaapipostproc element should advertise itz Factory
> > details Klass as "Filter/Converter/Video; Filter/Effect/Video/Deinterlace".
> > 
> > Am I missing something?
> 
> Yes, playsink can also be used independently of playbin.
> 
> 
> However in the reconfigure function of playsink you have the video sink and the
> (raw) video caps. So there you can such a selection based on the capsfeatures
> and caps... and also check if the sink can directly handle deinterlacing
> already.

That is exactly the place I have mentioned, right? The
gen_video_deinterlace_chain() is getting invoked always from the
do_reconfigure() method. ??

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