[FFmpeg-devel] [HOWTO] Building FFmpeg for iPhone

Reimar Döffinger Reimar.Doeffinger
Sat Oct 3 19:03:00 CEST 2009

On Fri, Oct 02, 2009 at 11:05:43PM +0100, M?ns Rullg?rd wrote:
> "Ronald S. Bultje" <rsbultje at gmail.com> writes:
> >> 4a. For iPhone 3GS or iPod Touch 3G 32GB/64GB, use this command:
> >> 4b. For other iPhone or iPod Touch models, use this command:
> >
> > What if I want one that is cross-compatible with both?
> Binaries for the old devices will work on the new ones.  However,
> FFmpeg will be *much* faster if built for the 3GS since it supports

Is there some way to do runtime detection of NEON?
Probably won't give the same speed (since it only affects dsputils code)
and bloat the code a bit so most people might not want it, but at least
optionally it would be nice I'd think.

More information about the ffmpeg-devel mailing list