X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=scm%2Fdefine-music-properties.scm;h=4469f88ff0ad8646f2083962e69133bcd2e6bc15;hb=91dee7fa3d1e45278420ad0577f0043473a5fbf0;hp=5c9c12538e03b761798e17122d5ac807ac84ce4b;hpb=25ca54b640c067e2286a1d7ba47f24a1b4dc070e;p=lilypond.git

diff --git a/scm/define-music-properties.scm b/scm/define-music-properties.scm
index 5c9c12538e..4469f88ff0 100644
--- a/scm/define-music-properties.scm
+++ b/scm/define-music-properties.scm
@@ -119,6 +119,12 @@ This property can only be defined as initializer in
 whether to allow, forbid or force a line break.")
 
      (metronome-count ,number-or-pair? "How many beats in a minute?")
+     (midi-extra-velocity ,integer? "How much louder or softer should
+this note be in MIDI output? The default is 0.")
+     (midi-length ,procedure? "Function to determine how long to play
+a note in MIDI. It should take a moment (the written length of the
+note) and a context, and return a moment (the length to play the
+note).")
      (moment ,ly:moment? "The moment at which an event happens.")
      (music-cause ,ly:music? "The music object that is the cause of
 an event.")