Re: [LAU] About Algorithms

Thanks to all of you for your inputs!
I'm happy that my ears are probably OK, because, as I said, I wasn't able to
hear any difference between mixes done on different DAWs.
Just to verify I get it right, 48bit = double precision, which means a
greater dynamic range?

On Sun, Jul 17, 2011 at 2:25 PM, Dale Powell <dj_kaza@email-addr-hidden> wrote:

> Agree on the whole that summing is summing is summing. Most DAWs these
> days will use floating point (either 32bit or double precision) and A+B=C no
> matter what.
>
> There may be dithering at the end but you are talking a single bit possible
> difference between renders at points, which I don't believe anybody is going
> to hear. I personally find claims that one dither algorythm sounds better
> than another, especially at 24bits, can be nothing but salesman talk.
>
> Now how the DAW loads and converts your samples (eg mixing 44.1kHz and
> 48kHz samples within the same project, or using a different project same
> rate to all your samples) or if you are using an internal sampler to play at
> different frequencies, does make a difference. For example compare Cubic vs
> Sinc (SinX/X) Interpolation and you very well might start to hear
> differences (there are more methods but these are a couple of the most
> common.) You may also find that one software uses Cubic on play and Sinc on
> rendering (as cubic is less processor intensive) and thus there are subtle
> difference between them whereas another may use Sinc at all times. While a
> lot of people disregard this as it's not part of the summing itself I argue
> it is part of the audio engine.
>
> But every time I have ever come across the X sounds great, Y sounds pants
> claims by people and then requests for examples to illustrate this they have
> either never materialised or the protagonist has ended up backing down from
> their claim. Especially on the rendered waveforms, due to the fact I
> mentioned above of some DAWs only using the better quality interpolation at
> that point.
>
> As mentioned the characteristics of the internal effects and DSPs used are
> going to have a lot more affect on your sound than any of this ever will!
>
> On the whole any differences that do exist are so small I really wouldn't
> worry about them.
>
> Dale.
>
>
>
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Received on Mon Jul 18 12:15:01 2011