Re: [LAD] Is -ffast-math safe for audio?

In Fri, 23 Nov 2018 17:56:38 +0000
Gordonjcp <gordonjcp@gjcp.net> wrote:

> On Fri, Nov 23, 2018 at 10:33:24PM +0500, Nikita Zlobin wrote:
> > In Fri, 23 Nov 2018 14:18:01 +0000
> > Gordonjcp <gordonjcp@gjcp.net> wrote:
> >
> > > On Fri, Nov 23, 2018 at 02:09:02PM +0100, Robin Gareus wrote:
> > > > On 11/23/2018 01:00 PM, Will Godfrey wrote:
> > > > [...]
> > > > > Thanks for going into this in such detail Robin. I never
> > > > > realised fp stuff could be *quite* so, umm, approximate!
> > > >
> > > > Depending on context and the maths, the difference may not
> > > > matter at all, or may be off completely..
> > >
> > > Surely the answer is just to use 16-bit ints for everything,
> > > then...?
> >
> > Let me note - it would be at least 32-bit int, since in 32bit float
> > significand is 23bit.
>
> We don't need that much precision, we only have 10-bit ears.
>

Oh... when you wrote "for everything" - i thought, it includes
processing too, not just listening.
_______________________________________________
Linux-audio-dev mailing list
Linux-audio-dev@lists.linuxaudio.org
https://lists.linuxaudio.org/listinfo/linux-audio-dev
Received on Sat Nov 24 00:15:01 2018