Re: [LAU] dynamic range analysis tool

2014-08-05 15:13 GMT+02:00 Fons Adriaensen <fons@email-addr-hidden>:

> On Tue, Aug 05, 2014 at 02:37:53PM +0200, Raffaele Morelli wrote:
>
> > is there any linux tool which can produce plots like this?
> > http://i46.tinypic.com/351iyqq.jpg
>
> ebur128 can do it, if you change one line:
>
> Change line 218 int ebur128.cc to
>
> fprintf (F, "%5.1lf %8.6lf %8.6lf %6d %6d\n", v, nm / km, ns / ks, hm
> [i], hs [i]);
>
> recompile and install. Then
>
> ebur128 --prob --lufs somefile.wav
>
> and then in gnuplot
>
> plot 'ebur128-prob' u 1:4 w i lt 3
>
> or
>
> plot 'ebur128-prob' u 1:5 w i lt 3
>
> Ciao,

​Ok, works but I have a couple of question.

I see only 751 records in the outfile. How ebur128 works? Is the file
scanned entirely and how?

/r

PS apologize but I can't dig into C code :-(

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Received on Tue Aug 5 20:15:02 2014