Specify audio loudness normalization in
loudness units relative to full scale (LUFS).
Enter a value between -24 and 0 according to the
- -24 is the Advanced Television Systems
Committee (ATSC A/85) - -23 is the EU R128
- -19 is the prior standard for online mono
audio - -18 is the ReplayGain standard
- -16 is the prior standard for stereo audio
- -14 is the new online audio standard
recommended by Spotify, as well as Amazon Echo
- 0 disables normalization. The default is 0.