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[Csnd] Re: Normalizing floating point .wav files

Date2009-11-10 02:18
Frommichael.gogins@gmail.com
Subject[Csnd] Re: Normalizing floating point .wav files
scale, it's in the utility section of the manual, I use it all the time.

Regards,
Mike

----- Original Message ----- 
From: "Tobiah" 
To: 
Sent: Monday, November 09, 2009 8:10 PM
Subject: [Csnd] Normalizing floating point .wav files


> I've just realized that I must work in floating point.  I have this idea 
> of
> systems of soundfile makers that produce a hierarchy of mixable
> files that will yield the end result.  I can't be expected to keep 
> tweaking
> master volume variables as the composition changes in order to keep
> the integer files near their maximum amplitude.
>
> I know that such a utility used to ship with csound.  Was it 'sndnorm' or
> something like that?  I'm on Kubuntu right now, and I installed 
> csound-utils,
> but I don't get anything good that starts with 'snd'.
>
> I just want to go:
>
> some_prog myfloatfile.wav > my_nice_normalized_16_bit.wav
>
> and have the new file be normalized to zero dB in it's native bit width.
>
> Thanks,
>
> Tobiah
>
>
> Send bugs reports to this list.
> To unsubscribe, send email sympa@lists.bath.ac.uk with body "unsubscribe 
> csound"
> 



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Date2009-11-10 10:23
FromRichard Dobson
Subject[Csnd] Re: Re: Normalizing floating point .wav files
michael.gogins@gmail.com wrote:
> scale, it's in the utility section of the manual, I use it all the time.
> 

Does that dither? I see no mention of it in the docs.

And I would still recommend normalising to just below digital peak - 
-1.5dBFS ~OK, -3dB safer.

Richard Dobson



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