Detecting whether the effects from the opengl plugin can be used

[Matthew Waters]

gltestsrc ! gleffects ! fakesink

or some variant.

Set pipeline to paused.
If no error, then you're 99% ok with using the opengl elements.

Cheers
-Matt

On 13/10/17 19:27, Alexandru Băluț wrote:
> Hi Ian,
>
> What is the simplest pipeline I could create to check this?
>
> Thanks,
> Alex
>
> On 13 October 2017 at 09:58, Ian Davidson <id012c3076 at blueyonder.co.uk
> <mailto:id012c3076 at blueyonder.co.uk>> wrote:
>
>     Hi Alex,
>
>     Could you try to link opengl into your pipeline and see if you
>     were successful?
>
>     Ian
>
>
>
>     On 12/10/2017 21:51, Alexandru Băluț wrote:
>
>         In Pitivi we'd like to hide the GL effects when the system has
>         no GL component. A quick inspection (gst-inspect-1.0 | grep -i
>         gl) shows these effects are provided by the "opengl" plugin,
>         so for now we only care about the "opengl" plugin from
>         gst-plugins-bad.
>
>         How can we programmatically figure out beforehand whether
>         these effects can be used?
>
>         Thanks,
>         Alex
>
>
>
>
>
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