[FFmpeg-devel] Fixpoint FFT optimization, with MDCT and IMDCT wrappers for audio optimization

[Marc Hoffman]

On 7/27/07, Attila Kinali <attila at kinali.ch> wrote:
> Moin,
>
> On Fri, 27 Jul 2007 06:56:14 -0400
> mmh <mmh at pleasantst.com> wrote:
>
> > Subject: [FFmpeg-devel] Fixpoint FFT optimization, with MDCT and IMDCT wrappers for audio optimization
>
> Can you do me a favor and talk about fix_ed_point arithmetic/optimizations?
> Because fixpoint has a totaly different meaning mathematically[1].
> Especially when talking about transformation operators in video coding.
>
> To me it's highly confusing and i need each time a second to realize
> that you talk about fixedpoint arithmetic instead of arithmetics related
> to the fixpoint.
>
> Thanks a lot

Sure no problem, I will spell it anyway you please.

http://en.wikipedia.org/wiki/Fixpoint

Marc