disabling branch of a pipeline

[Christian Sell]

one sink will do - it must only be possible to switch it from one source to the
other dynamically. I'll look at inputselector, the name sounds promising

> Josh Doe <josh at joshdoe.com> hat am 20. Juli 2015 um 12:40 geschrieben:
>
>
> On Mon, Jul 20, 2015 at 5:40 AM, Christian Sell <christian at gsvitec.com> wrote:
> > Hello,
> >
> > I have a pipeline which consists of several video streams, like this:
> >
> > PIpeline
> > MyBin----------|
> > MySource1 | -> playbin1 -> videosink1
> > MySource2 |-> playbin 2-> videosink2
> > MySource3 |-> playbin 3-> videosink3
> > ------------------|
> >
> > The user can only view one source at a time, but can switch between viewable
> > sources at will. This all works well already, but, as currently implemented,
> > full video processing takes place for all streams all the time. What I would
> > like to achieve is to "disable" those streams that are not currently being
> > viewed such that the basesrc->fill function is not even called on the
> > respective MySource elements. This is to avoid the significant processing
> > overhead (buffer allocation + debayering).
> >
> > What would be the best way to do this?
>
> Do you actually want three separate sinks, or do you really just want
> one? Have you looked at input-selector?
> http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer-plugins/html/gstreamer-plugins-input-selector.html
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