[LAU] Text-based sound visualisation? Re: Linux-audio-user Digest, Vol 52, Issue 32

[Ralf Mardorf]

On Wed, 2011-06-22 at 11:58 +0000,
linux-audio-user-request at lists.linuxaudio.org wrote:
> Message: 28
> Date: Wed, 22 Jun 2011 13:04:39 +0200 (CEST)
> From: Julien Claassen <julien at c-lab.de>
> Subject: Re: [LAU] Text-based sound visualisation?
> To: Fons Adriaensen <fons at linuxaudio.org>
> Cc: linux-audio-user at lists.linuxaudio.org
> Message-ID: <alpine.DEB.2.00.1106221301350.23405 at britney.spears.net>
> Content-Type: TEXT/PLAIN; format=flowed; charset=US-ASCII
> 
> Hello Fons!
>    It's good to hear, that people are more often fooled by spectral
> analysers 
> than their own ears. I suppose I'll just continue the way I have and
> if I'm 
> just curious I will use songanalysis and have some fun. :-)
>    Thanks for clarifying and putting me at ease. I hope Massy is more
> at ease 
> as well. You so often hear about graphic displays of waveforms,
> analysis with 
> graphs and what not and think, that it's one of the important tools to
> get 
> professional mixes, especially if you think about "radio
> compatibility" and 
> "pop standards".
>    Warm regards
>              Julien

You might be able to see low band frequencies inaudible by your
speakers, that could stress other speakers. A little bit far-fetched,
but I could imagine that someone might use it for this or similar
issues. I don't know anybody using spectral analysis for the mastering.