[64studio-devel] RMS analysis

Quentin Harley qharley at wbs.co.za
Thu Mar 6 20:53:32 GMT 2008


Daniel James wrote:
> normalize measures the maximum sustained RMS amplitude of the audio 
> file, and adjusts this to 12dBFS, because that was what most of the 
> author's albums were mastered at. Using the -b switch for batch mode, 
> the relative level differences between the files are preserved. The -v 
> switch is there to report the track levels verbosely.
>
>> My "wing it" ear mastered album sits currently at -12.1733dBFS
>
> Did normalize report any positive gain adjustment? I'm not sure if its 
> limiter would be as good as the one in JAMin.

$ normalize-audio -bnv *.wav
Computing levels...
  level        peak
-12.1733dBFS -0.3845dBFS  export.wav
Standard deviation is 0.00 dB
-12.1733dBFS average level
0.173349dB   volume adjustment

That is why I added the -n switch not to change my original files.

0.17dB is nothing to worry about...  ;-)

Cheers,
Quentin



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