The UNIT defines what is used to calculate the texture. If can be one of:
exact-pitch
pitch-class
exact-interval
duration
(NB: This mode is experimental - i.e. it crashed last time it was tried).
$ ./miditexture ../testdb/queries/axelf.mid pitch-class 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 2 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 1 0 3 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0