[FFmpeg-devel] [PATCH] lavfi: add kerndeint filter

Jérémy TRAN tran.jeremy.av at gmail.com
Mon Oct 22 15:02:07 CEST 2012

2012/10/20 Michael Niedermayer <michaelni at gmx.at>:
>> what is different ?
>> are the differences just +-1? larger?
>> just luma?
>> just chroma?
>> just right border?
>> just left?
>> all pixels ?
>> awnsers to these may help in finding what causes the difference
> also if you see no difference in the filter, its possible theres a
> difference outside (a addional scale filter or bug) dumping the
> filters input and output directly may be worth it if you suspect this.
> And it uses floats, rounding with floats can differ due to compiler
> optimization differences even when the code is practically the same
> knowing if the differences are just +-1 could give a hint toward this

Just by looking at the output (make fate-lavfi-kerndeint_pixfmts) it
looks good to me.
Chroma and luma differ when checking the output with showinfo.

What do you mean by +-1 larger ?

Jérémy Tran
ACU 2013

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