[FFmpeg-cvslog] r19375 - in trunk: Changelog libavcodec/Makefile libavcodec/aac.h libavcodec/aaccoder.c libavcodec/aacenc.c libavcodec/aacenc.h libavcodec/aacpsy.c libavcodec/allcodecs.c libavcodec/psymodel.c liba...

[Reimar Döffinger]

On Thu, Jul 09, 2009 at 01:31:50PM -0400, Alex Converse wrote:
> Anyway, is:
> 
> #ifndef log2
> #define log2(x) (log(x) * (1/M_LN2))
> #endif
> 
> acceptable?

I'd say a configure check would be better, but looking at FATE I
think that alone won't improve anything since the systems that
don't implement log2 all seem not to implement cexp either...