[FFmpeg-devel] warning about configuration mismatch between ff* binaries and libraries

[Dominik 'Rathann' Mierzejewski]

On Monday, 11 April 2022 at 05:15, "zhilizhao(赵志立)" wrote:
> > On Apr 11, 2022, at 5:31 AM, Dominik 'Rathann' Mierzejewski
> > <dominik at greysector.net> wrote:
> > 
> > Dear Developers!
> > I'm curious about the warning about configuration mismatch between
> > ff* binaries and the libraries introduced in:
> > 
> > https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/9120e2cd3fadfa60269e94f97fc8107974c586fc
> > 
[...]
> > The idea is to have the builds differ by enabled codecs only and
> > have the rest of the configuration the same (even if it's not the
> > case today).
> > 
> > So, does that warning still make sense today? Will something break
> > if we swap the libraries but keep the binary on user systems?
> 
> That’s exactly an example of why the warning is useful. Otherwise user
> can be confused why some codecs are missing while banner says they are
> enabled by configure. So yes, the warning still make sense.

Granted.

> For the second question, I guess it may miss a few features depending
> on the configuration. Try `grep CONFIG_ -r fftools/` and test.

Thanks for the tip.

Regards,
Dominik
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