[FFmpeg-devel] [PATCH][TESTERS WANTED] avfilter: add apitch filter

Nicolas George george at nsup.org
Sun May 12 21:30:36 EEST 2019


Paul B Mahol (12019-05-12):
> That is hard problem, how would one know what implementation is best for
> user scenario.

Better developers who know the limits of their filters than users who do
not know.

> I disagree, current filter have artifacts with small scale factors.

And that is what you are about to fix, is it not?

> Looks like I missed to explain it in more fashion to you full understanding,
> it is filter that uses external library, do you still insist it to be
> part of atempo?

I know that. And yes, of course.

> Looks like you missed to understand my detailed explanation.
> Lets try it to explain in again, in more detailed fashion:
> I mean there would be two filters doing same thing:
> apitch with 1st option pitch and 2nd option tempo.
> atempo with 1st option tempo and 2nd option pitch.
> These filters would share same C file.

Indeed, I missed the fact that you did not understand:

No, there will no be an apitch filter, whether it lives in af_apitch.c
or af_atempo.c. There will be a single filter, named atempo, that will
bring the best quality to all users, existing and new ones.

-- 
  Nicolas George
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