[FFmpeg-devel] [PATCH] avfilter, swresample, swscale: use fabs, fabsf instead of FFABS

Carl Eugen Hoyos cehoyos at ag.or.at
Wed Oct 14 12:57:04 CEST 2015

Hendrik Leppkes <h.leppkes <at> gmail.com> writes:

> > If you could show that it is faster on any platform
> > I would already be happy!
> >
> A more important check would be that its not significantly 
> slower on any other platform. Just because one 
> compiler/glibc combination manages to produce an efficient 
> inlined function doesn't necessarily mean that some other 
> compiler or libc couldn't produce a full function call 
> with all the overhead that comes with it, becoming 
> significantly slower.

I thought we all agree that such a platform exists 
somewhere (sometimes) but that a performance gain 
on x86 Linux is more important, no?

Carl Eugen

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