configs/music-normalize/notes.md

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2022-10-03 19:58:45 +02:00
# Normalize my music with ffmpeg and python
[Loudnorm Filter](https://ffmpeg.org/ffmpeg-filters.html#loudnorm)
[Filtering Guide](https://trac.ffmpeg.org/wiki/FilteringGuide)
[Two pass loudnorm](https://superuser.com/a/1312885)
`ffmpeg -y -i FalKKonE\ -\ 01\ Aria\ \(From\ \"Berserk:\ The\ Golden\ Age\ Arc\"\).flac -pass 1 -filter:a loudnorm=print_format=json -f flac /dev/null`
`ffmpeg -i FalKKonE\ -\ 01\ Aria\ \(From\ \"Berserk:\ The\ Golden\ Age\ Arc\"\).flac -pass 2 -filter:a loudnorm=I=-30.0:linear=true:measured_I=-4.52:measured_LRA=1.90:measured_thresh=-14.64 -c:a libopus -b:a 320k test441.opus`