[FFmpeg-user] FFMPEG loudnorm - linear normalization

Reindl Harald h.reindl at thelounge.net
Thu Mar 10 10:26:27 EET 2022

Am 10.03.22 um 08:54 schrieb Paul B Mahol:

>> Perhaps you need a different tool.  If you're actually just dealing with
>> music files you should snag foobar2000 and use it for this job instead.  It
>> uses the same R128 algorithm.  It is made for dealing with music, being a
>> music player.  And you can load up your entire library and analyze it all
>> without having to adjust anything.  You will be able to see all your
>> required adjustments in the UI before touching your file data.  This will
>> let you see all the adjustment data at a glance, better allowing you to
>> determine what a good target value will be for your entire library.  A good
>> target value will be one that ensures all your file data will have to be
>> turned down rather than up.  For that matter, you can have the player make
>> the adjustments on the fly during playback so you don't even have to alter
>> your file data at all.  ffmpeg really isn't the right tool for this job.
> I disagree with you. FFmpeg is right tool for this jobs. You just do not
> know how to use it

no it is not!

we have 2022 and volume normalization is done via anlazye and meta-tags 
where tools exists FOR R128 normalization

nobody right in his mind is usung ffmpeg for that task
the last part of the output is about the topic


mediainfo 'AC-DC - Badlands.mp3'
Complete name                            : AC-DC - Badlands.mp3
Format                                   : MPEG Audio
File size                                : 7.15 MiB
Duration                                 : 3 min 38 s
Overall bit rate mode                    : Variable
Overall bit rate                         : 274 kb/s
Album                                    : Flick Of The Switch
Track name                               : Badlands
Performer                                : AC/DC
Genre                                    : Hard Rock
Recorded date                            : 1983

Format                                   : MPEG Audio
Format version                           : Version 1
Format profile                           : Layer 3
Format settings                          : Joint stereo
Duration                                 : 3 min 38 s
Bit rate mode                            : Variable
Bit rate                                 : 274 kb/s
Channel(s)                               : 2 channels
Sampling rate                            : 44.1 kHz
Frame rate                               : 38.281 FPS (1152 SPF)
Compression mode                         : Lossy
Replay gain                              : 0.52 dB
Replay gain peak                         : 0.322776
Stream size                              : 7.15 MiB (100%)
MP3Gain, Min/Max                         : 120,248
  Undo                                    : +007,+007,N

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