demux/remux pipeline hangs when audio is added

[Robert Krakora]

Something like this Tim?

gst-launch filesrc location=<path> ! tsdemux name=demux ! queue
! mpegvideoparse ! mpeg2dec ! x264enc ! mpegtsmux name=mux ! hlssink demux.
! queue ! a52dec ! audioconvert ! faac ! mux.


On Wed, Oct 2, 2013 at 1:38 PM, Tim-Philipp Müller <t.i.m at zen.co.uk> wrote:

> On Wed, 2013-10-02 at 11:19 -0600, Carah Smith wrote:
>
> Hi,
>
> > I am trying to make a pipeline that takes a transport stream in,
> > demuxes it, does some transcoding, remuxes, and sends it to a sink.
> > I can make it work if I only have video in the pipeline or if I only
> > have audio but once I add both, the application hangs. Here is my
> > source code (I removed all the error checking for emailing to reduce
> > line length):
>
> You need a queue in each branch right after the demuxer. This is needed
> for the "preroll" mechanism to work properly, which blocks the pushing
> thread in the sink waiting for the 'Go!', but the pipeline won't start
> unless all sinks have data, which they won't get if you don't use
> queues.
>
> You might also want/need a parser in front of each decoder.
>
> Cheers
>  -Tim
>
>
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>



-- 

Rob Krakora,
Senior Software Engineer

MessageNet Systems
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