<s>
Nero	B-Operating_System
AAC	I-Operating_System
Codec	I-Operating_System
is	O
a	O
set	O
of	O
software	O
tools	O
for	O
encoding	B-General_Concept
and	I-General_Concept
decoding	I-General_Concept
Advanced	B-Application
Audio	I-Application
Coding	I-Application
(	O
AAC	O
)	O
format	O
audio	O
,	O
and	O
editing	O
MPEG-4	B-Algorithm
metadata	O
.	O
</s>
<s>
It	O
was	O
developed	O
and	O
distributed	O
by	O
Nero	O
AG	O
,	O
and	O
is	O
available	O
at	O
no	O
cost	O
for	O
Windows	O
and	O
Linux	B-Application
for	O
non-commercial	O
use	O
.	O
</s>
<s>
The	O
codec	B-General_Concept
was	O
originally	O
part	O
of	O
Nero	B-Algorithm
Digital	I-Algorithm
,	O
but	O
was	O
later	O
released	O
as	O
a	O
stand-alone	O
package	O
.	O
</s>
<s>
In	O
2006	O
,	O
Chip	O
Magazine	O
(	O
Germany	O
)	O
found	O
that	O
AAC	B-Application
files	I-Application
encoded	O
with	O
the	O
Nero	O
AAC	O
encoder	O
would	O
consume	O
as	O
little	O
as	O
half	O
of	O
the	O
space	O
on	O
a	O
portable	O
music	O
player	O
when	O
compared	O
to	O
MP3	O
files	O
of	O
similar	O
audio	O
quality	O
.	O
</s>
<s>
The	O
encoder	O
and	O
decoder	O
support	O
MPEG-4	B-Application
AAC	I-Application
LC	O
,	O
HE-AAC	O
(	O
AAC	O
LC	O
+	O
SBR	B-Algorithm
)	O
,	O
and	O
HE-AACv2	O
(	O
LC	O
+	O
SBR	B-Algorithm
+	O
PS	O
)	O
Audio	O
Object	O
Types	O
.	O
</s>
<s>
The	O
metadata	O
utility	O
can	O
read	O
and	O
write	O
Nero	B-Algorithm
Digital	I-Algorithm
,	O
iTunes	B-Operating_System
,	O
and	O
Memory	O
Stick	O
format	O
tags	O
to	O
MPEG-4	B-Algorithm
containers	O
.	O
</s>
<s>
These	O
command-line	O
tools	O
are	O
commonly	O
used	O
by	O
shell	B-Language
scripts	I-Language
and	O
programs	O
like	O
ABCDE	O
,	O
Exact	B-Application
Audio	I-Application
Copy	I-Application
and	O
foobar2000	B-Application
to	O
convert	O
audio	O
to	O
AAC	O
.	O
</s>
<s>
The	O
codec	B-General_Concept
was	O
originally	O
part	O
of	O
Nero	B-Algorithm
Digital	I-Algorithm
,	O
a	O
complete	O
MPEG-4	B-Algorithm
Audio/Video	O
solution	O
.	O
</s>
<s>
The	O
ASP/AVC	O
(	O
video	O
)	O
codec	B-General_Concept
was	O
developed	O
by	O
a	O
French	O
company	O
called	O
Ateme	O
.	O
</s>
<s>
Nero	O
built	O
an	O
in-house	O
team	O
to	O
develop	O
the	O
AAC	O
(	O
audio	O
)	O
codec	B-General_Concept
that	O
included	O
Ivan	O
Dimkovic	O
,	O
Menno	O
Bakker	O
,	O
and	O
others	O
.	O
</s>
<s>
Dimkovic	O
was	O
the	O
author	O
of	O
the	O
PsyTel	O
codec	B-General_Concept
,	O
and	O
the	O
Nero	B-Operating_System
AAC	I-Operating_System
codec	I-Operating_System
is	O
said	O
to	O
be	O
based	O
on	O
this	O
work	O
.	O
</s>
<s>
Menno	O
Bakker	O
was	O
the	O
developer	O
of	O
FAAC	B-Operating_System
,	O
one	O
of	O
the	O
earliest	O
widely	O
available	O
AAC	O
encoders	O
,	O
and	O
also	O
what	O
would	O
become	O
its	O
companion	O
decoder	O
,	O
FAAD	B-Operating_System
.	O
</s>
<s>
The	O
Nero	B-Operating_System
AAC	I-Operating_System
codec	I-Operating_System
became	O
a	O
stand-alone	O
package	O
around	O
2006	O
,	O
although	O
still	O
called	O
Nero	B-Algorithm
Digital	I-Algorithm
Audio	O
until	O
2009	O
.	O
</s>
<s>
Nero	O
apparently	O
still	O
uses	O
the	O
codec	B-General_Concept
in	O
its	O
products	O
.	O
</s>
<s>
Neither	O
Dimkovic	O
nor	O
Bakker	O
currently	O
work	O
at	O
Nero	O
,	O
and	O
development	O
of	O
the	O
codec	B-General_Concept
has	O
stalled	O
,	O
but	O
the	O
software	O
is	O
stable	O
and	O
remains	O
a	O
reliable	O
,	O
and	O
high-quality	O
,	O
option	O
for	O
AAC	O
encoding	O
.	O
</s>
