Message-ID: <5256d0b05062123457f881104@mail.gmail.com>
From: Peter Robinson <pbrobinson@gmail.com>
To: bluez-devel@lists.sourceforge.net
Subject: Re: [Bluez-devel] Advanced Audio Distribution Profile (A2DP)
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Date: Wed, 22 Jun 2005 07:45:07 +0100

> > as far as integer stuff, should we be doing something like a short floa=
t
> >
> > struct sfloat {
> >   int16 mantissa;
> >   uint8 exponent;
> > }
> >
> > or a fixed point 32-bit value? any idea what part of the 32 bits would
> > be best to have in front and behind the decimal?
> >
> > i guess i should start by having libsbc keep track of ranges of the
> > different floats so we can figure out where the precision needs to be.
>=20
> Look at how the MAD project does it:
>=20
> http://www.underbit.com/products/mad/

The development version of the speex library which has a lot of fixed
point stuff which generic implementation and some arch specific ones
may be a good place to look too. www.speex.org

Pete


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