[BRX]

For anyone interested I recreated the example snippet with ABC (see attachment).

The ASCII code necessary for that is only

%abc-2.2
%%pagewidth 22cm
X:1
I:linebreak $
%%soloffs part=0 %space=0 tempo=0
%%partsfont Times-Bold 16 box
%%hyphencont 0
T:Title
M:4/4
L:1/8
K:G
Q:1/4=108
P:1
"Em"eeef-- ffee | "D"ddde- eedd | "Em"eee[P:Brk+Stop]f-- ffeB ||: e3 z z EFG | "Em"B4 z BcB |$
w: *************************j'ai vu l'or-ient dans son é-
"D"A4 zFAA | AF- F2 z2 EF | "Em"E4 zEFG | B4 zBcB | "D"A4 zFAA | $
w: crin a-vec la lu-ne_ pour ba-niére Et je comp-tais en un quat-rain chan-ter au

You can try yourself copying the code to the left side of 

http://moinejf.free.fr/js/edit-1.xhtml

and see the generation and edit possibilities.