--quality0.00
below telephone, poor quality (~ 20 kbps)
--quality1.00
below telephone, poor quality (~ 30 kbps)
--quality2.00--telephone
telephone, low quality (~ 60 kbps)
--quality3.00--thumb
thumb, low/medium quality (~ 90 kbps)
--quality4.00--radio
radio, medium quality (~ 130 kbps)
--quality5.00--standard--normal
normal (default), high quality (~ 180 kbps)
--quality6.00--extreme--xtreme
extreme, excellent quality (~ 210 kbps)
--quality7.00--insane
insane, excellent quality (~ 240 kbps)
--quality8.00--braindead
braindead, excellent quality (~ 270 kbps)
--quality9.00
above braindead, excellent quality (~ 300 kbps)
--quality10.00
above braindead, excellent quality (~ 350 kbps)
In addition, quality scale is effective centesimally (i.e. --quality 4.25).
--silent
repress console messages (default: off)
--verbose
increase verbosity (default: off)
--longhelp
print long help
--stderrFILE
append messages to file
--neveroverwrite
never overwrite existing output file (default: off)
--interactive
ask to overwrite an existing output file (default: on)
--overwrite
overwrite existing output file (default: off)
--deleteinput
delete input file after encoding (default: off)
--beep beep when encoding is finished (default: off)
--unicode
unicode input from console (Unix only)
--tagkey=value
add tag 'key' with 'value' as contents
--tagfilekey=file
add tags, take values from a file
--tagkey
add tags, take values from console
--artist'value'
shortcut for --tag 'Artist=value'
--album'value'
shortcut for --tag 'Album=value'
Other possible keys are: debutalbum, publisher, conductor, title, subtitle, track, comment, composer,
copyright, publicationright, filename, recordlocation, recorddate, ean/upc, year, releasedate, genre, me‐
dia, index, isrc, abstract, bibliography, introplay, media, language...
--skipx
skip the first x seconds (default: 0.0)
--durx
stop encoding after at most x seconds of encoded audio
--fadex
fadein+out in seconds
--fadeinx
fadein in seconds (default: 0.0)
--fadeoutx
fadeout in seconds (default: 0.0)
--fadeshapex
fade shape, see http://www.uni-jena.de/~pfk/mpc/img/fade.png (default: 1.0)
--scalex
scale input signal by x (default: 1.00000)
--scalex,y
scale input signal, separate for each channel