[FFmpeg-devel] [PATCH 1/2] osx: detect version of mac os

[Xidorn Quan]

On Fri, Aug 24, 2012 at 1:25 AM, Stefano Sabatini <stefasab at gmail.com>wrote:

>
> Also how this belongs to a media library? I mean why this should be
> defined in a generic library, rather than, say, in a MacOS
> application/library?
>
> For library implementation purposes we only need to know when a
> feature is available or not, and this is done during the configuration
> stage.


So why do you have libavutil/cpu.c belonging to ffmpeg? Why do you
need to detect CPU flags on the runtime? Shouldn't it be done during
the configuration stage?