NAME
rsgain - ReplayGain 2.0 loudness normalizer
SYNOPSIS
rsgain [OPTIONS] <command> ...
DESCRIPTION
rsgain (really simple gain) is a ReplayGain 2.0 command-line utility.
It applies loudness metadata tags to audio and video files while leaving the audio stream untouched.
A ReplayGain-compatible player will dynamically adjust the volume of your tagged files during playback.
rsgain supports writing tags to the following file types:
- AIFF (.aiff, .aif, .snd)
- APE (.ape)
- FLAC (.flac)
- MP2 (.mp2)
- MP3 (.mp3)
- MP4 (.m4a)
- Musepack (.mpc)
- Ogg (.ogg, .oga, .spx)
- Opus (.opus)
- TAK (.tak)
- WAV (.wav)
- WavPack (.wv)
- WMA (.wma).
OPTIONS AND COMMANDS
- -h, --help
-
Show help.
- -v, --version
-
Show version number.
- easy
-
Easy Mode:
Recursively scan a directory with recommended settings.
- custom
-
Custom Mode:
Scan individual files with custom settings.
Run rsgain easy --help or rsgain custom --help for more information.
EASY MODE
Usage: rsgain easy [OPTIONS] DIRECTORY
Easy Mode recursively scans a directory using the recommended settings for each file type.
Easy Mode assumes that you have your music library organized with each album in its own folder.
OPTIONS
- -h, --help
-
Show help.
- -q, --quiet
-
Don't print scanning status messages.
- -S, --skip-existing
-
Don't scan files with existing ReplayGain information.
- -m n, --multithread=n
-
Scan files with n parallel threads.
- -p s, --preset=s
-
Load scan preset s.
- -O, --output
-
Output tab-delimited scan data to CSV file per directory.
- -O s, --output=s
-
Output with sep header (needed for Microsoft Excel compatibility).
- -O a, --output=a
-
Output with files sorted in alphanumeric order.
CUSTOM MODE
Usage: rsgain custom [OPTIONS] FILES...
Custom Mode allows the user to specify the options to scan files with.
The list of files to scan must be listed explicitly after the options.
OPTIONS
- -h, --help
-
Show help.
- -a, --album
-
Calculate album gain and peak.
- -S, --skip-existing
-
Don't scan files with existing ReplayGain information.
- -s s, --tagmode=s
-
Scan files but don't write ReplayGain tags (default).
- -s d, --tagmode=d
-
Delete ReplayGain tags from files.
- -s i, --tagmode=i
-
Scan and write ReplayGain 2.0 tags to files.
- -l n, --loudness=n
-
Use n LUFS as target loudness (-30 ≤ n ≤ -5).
- -c n, --clip-mode=n
-
No clipping protection (default).
- -c p, --clip-mode=p
-
Clipping protection enabled for positive-gain values only.
- -c a, --clip-mode=a
-
Clipping protection always enabled.
- -m n, --max-peak=n
-
Use max peak level n dB for clipping protection.
- -t, --true-peak
-
Use true peak for peak calculations.
- -L, --lowercase
-
Write lowercase tags (MP2/MP3/MP4/WMA/WAV/AIFF).
This is non-standard but sometimes needed.
- -I keep, --id3v2-version=keep
-
Keep file's existing ID3v2 version, 3 if none exists (default).
- -I 3, --id3v2-version=3
-
Write ID3v2.3 tags to MP2/MP3/WAV/AIFF.
- -I 4, --id3v2-version=4
-
Write ID3v2.4 tags to MP2/MP3/WAV/AIFF.
- -o d, --opus-mode=d
-
Write standard ReplayGain tags, clear header output gain (default).
- -o r, --opus-mode=r
-
Write R128_*_GAIN tags, clear header output gain.
- -o s, --opus-mode=s
-
Same as 'r', plus override target loudness to -23 LUFS.
- -o t, --opus-mode=t
-
Write track gain to header output gain.
- -o a, --opus-mode=a
-
Write album gain to header output gain.
- -O, --output
-
Output tab-delimited scan data to stdout.
- -O s, --output=s
-
Output with sep header (needed for Microsoft Excel compatibility).
- -O a, --output=a
-
Output with files sorted in alphanumeric order.
- -p, --preserve-mtimes
-
Preserve file mtimes.
- -q, --quiet
-
Don't print scanning status messages.
BUGS
rsgain is maintained on GitHub. Please report all bugs to the issue tracker at https://github.com/complexlogic/rsgain/issues.
COPYRIGHT
Copyright (C) 2023 Hugh McMaster
rsgain is released under the BSD-2-Clause licence.