I didn't come up with any particular dialect or notation. I just took one standard i thought as cool, Lilypond. If you look close is also on the page you linked to. I wrote a parser just for a subset of that notation, adding the rpm "note".

Of course other parsers could be wrote.

$|=$_="1g2i1u1l2i4e2n0k",map{print"\7",chop;select$,,$,,$,,$_/7}m{..}g