[FFmpeg-devel] Float vs. fixed-point audio codecs

Michael Niedermayer michaelni
Tue May 18 20:40:32 CEST 2010


On Mon, May 17, 2010 at 09:57:25AM -0400, Ronald S. Bultje wrote:
> Hi,
> 
> On Mon, May 17, 2010 at 9:52 AM, Michael Niedermayer <michaelni at gmx.at> wrote:
> > 3 AVCodecs
> > mp3
> > mp3float
> > mp3fixp
> >
> > can very easily achive this, mp3 would just pass calls through to whatever
> > it determined to be faster.
> > no flag is needed for this, also it can easily be extended to handle external
> > decoders
> 
> I think this is a good idea, also because speed will differ per codec.
> Usually it's not as simple as "float" vs. "fixp".

any objections from anyone?
note, this can be used together with some cpuflag set at runtime that
indicates fpu speed, though iam suspecting later being overkill.

if no objections, do we have a volunteer to implement this?

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

In fact, the RIAA has been known to suggest that students drop out
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