[gst-devel] qtdemux bug?

[dxssx]

thanks

2009/9/29 Tim-Philipp Müller <t.i.m at zen.co.uk>

> On Tue, 2009-09-29 at 11:36 +0800, dxssx wrote:
>
> > Pipeline "filesrc location=xxx.mp4 ! qtdemux name=demux
> > demux.audio_00 ! queue ! filesink location=a.aac demux.video_00 !
> > queue ! filesink location=a.h264" works well, but "filesrc
> > location=xxx.mp4 ! qtdemux name=demux demux.audio_00 ! filesink
> > location=a.aac demux.video_00 ! filesink location=a.h264" does not
> > work.
> >
> >
> > It seems to be a dead lock in basesink which is waiting for a play
> > event.
> >
> >
> > Does it necessary to add a queue in pipeline when demuxing?
>
> Yes, you need to add queues, otherwise the pipeline can't preroll
> because the first sink to get data will block and control won't be given
> back to qtdemux to push data to the other sink (which will then wait for
> data forever and never preroll).
>
> Cheers
>  -Tim
>
> >
>
>
>
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