<s>
MPEG-4	B-Application
Structured	I-Application
Audio	I-Application
is	O
an	O
ISO/IEC	O
standard	O
for	O
describing	O
sound	O
.	O
</s>
<s>
It	O
was	O
published	O
as	O
subpart	O
5	O
of	O
MPEG-4	B-Algorithm
Part	I-Algorithm
3	I-Algorithm
(	O
ISO/IEC	O
14496-3:1999	O
)	O
in	O
1999	O
.	O
</s>
<s>
MPEG-4	B-Application
Structured	I-Application
Audio	I-Application
consists	O
of	O
the	O
following	O
major	O
elements	O
:	O
</s>
<s>
Structured	B-Language
Audio	I-Language
Orchestra	I-Language
Language	I-Language
(	O
SAOL	O
)	O
,	O
an	O
audio	O
programming	O
language	O
.	O
</s>
<s>
SAOL	O
is	O
historically	O
related	O
to	O
Csound	B-Application
and	O
other	O
so-called	O
Music-N	B-Application
languages	O
.	O
</s>
<s>
Structured	B-Application
Audio	I-Application
Score	O
Language	O
(	O
SASL	O
)	O
-	O
is	O
used	O
to	O
describe	O
the	O
manner	O
in	O
which	O
algorithms	O
described	O
in	O
SAOL	O
are	O
used	O
to	O
produce	O
sound	O
.	O
</s>
<s>
A	O
normative	O
Structured	B-Application
Audio	I-Application
scheduler	O
description	O
-	O
it	O
is	O
the	O
supervisory	O
run-time	B-Library
element	O
of	O
the	O
Structured	B-Application
Audio	I-Application
decoding	O
process	O
.	O
</s>
<s>
MPEG-4	B-Application
Structured	I-Application
Audio	I-Application
was	O
cited	O
by	O
CNN	O
as	O
one	O
of	O
the	O
top-25	O
innovations	O
to	O
arise	O
at	O
the	O
Media	O
Laboratory	O
.	O
</s>
