videocrop left or right yelds same result

[Nicolas Dufresne]

Le dim. 1 sept. 2019 07 h 56, RiccardoCagnasso <riccardo at phascode.org> a
écrit :

> Yes, I tried as you suggested and it fixed the crop, but the framerate
> dropped dramatically to around 1 frame per second.
>
> I also tried to sobstitute "identity drop-allocation=1" with "videomixer"
> and that fixed the crop without any visible performance degradation. I
> don't
> have any idea why. It was just a hunch.
>

Your video source likely can't allocate at runtime, with too few buffers
and software operations (higher processing delay) I often see this
performance collapse in GStreamer.

Can you remind me which videosink has a bad video crop implementation, I'd
like to reproduce and file an issue about it.


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