[FFmpeg-trac] #2699(avfilter:new): automate lossless normalisation

[FFmpeg]

#2699: automate lossless normalisation
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             Reporter:  feelart      |                     Type:
               Status:  new          |  enhancement
            Component:  avfilter     |                 Priority:  normal
             Keywords:  audio        |                  Version:  git-
  lossless normalisation             |  master
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
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 Introduce a new audio switch to automate LOSSLESS normalisation

 Propose -a:llnorm
 CLI example

 {{{
 ffmpeg -i src_audio.aac -a:llnorm out_LOSSLESS_NORMALISED.aac
 }}}

 P.S. To best of my knowledge volumedetect, does not
 1/ automate normalisation
 2/ does NOT do it losslessly

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2699>
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