Adding a pipeline to another

[Sebastian Dröge]

On Fr, 2014-05-09 at 16:16 +0100, James Perrin wrote:
> Hi,
> 
> I'm relatively new to GST and have a simple question to which I've not 
> found a clear answer for.
> 
> I'm writing a plugin for an app that has already created a pipeline with 
> an available tee to which I can attach
> 
> Can I use parse_launch() to create a partial pipeline object " ! queue 
> name=mysubpipe ! ... ! sink" and link mysubpipe to the tee in the main 
> pipeline?
> 
> I've tried this and it works correctly but should there really be only 
> one pipeline object in a hierarchy?

It works but you shouldn't have a pipeline inside a pipeline indeed.
Only the outer one should be a pipeline, the inner ones should be plain
bins. Check this:
http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstParse.html#gst-parse-bin-from-description

-- 
Sebastian Dröge, Centricular Ltd - http://www.centricular.com
Expertise, Straight from the Source
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