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

[Matt Oliver]

On 14 October 2015 at 09:46, Ganesh Ajjanagadde <gajjanag at mit.edu> wrote:

> On Tue, Oct 13, 2015 at 9:12 AM, Ganesh Ajjanagadde <gajjanag at mit.edu>
> wrote:
> > On Tue, Oct 13, 2015 at 4:02 AM, Clément Bœsch <u at pkh.me> wrote:
> >> On Tue, Oct 13, 2015 at 09:25:03AM +0200, Paul B Mahol wrote:
> >> [...]
> >>> What about fmax/FFMAX?
> >>
> >> Feel free to try that out (it looks OT regarding the patch), but fmax()
> >> looks glibc specific
>
> Seems they are actually ISO:
> http://en.cppreference.com/w/c/numeric/math/fmax
>
> Can someone check availability on all of our platforms of interest
> (e.g Microsoft)?
>

fmax and fmin are only available on msvc using 2013 or newer. Currently the
only msvc version without fmax/fmin that FFmpeg supports is 2012 which uses
the C99 to C89 converter.