<s>
MPEG-4	B-Algorithm
Audio	I-Algorithm
Lossless	B-Algorithm
Coding	O
,	O
also	O
known	O
as	O
MPEG-4	B-Algorithm
ALS	I-Algorithm
,	O
is	O
an	O
extension	O
to	O
the	O
MPEG-4	B-Algorithm
Part	I-Algorithm
3	I-Algorithm
audio	O
standard	O
to	O
allow	O
lossless	B-Algorithm
audio	O
compression	O
.	O
</s>
<s>
The	O
latest	O
description	O
of	O
MPEG-4	B-Algorithm
ALS	I-Algorithm
was	O
published	O
as	O
subpart	O
11	O
of	O
the	O
MPEG-4	B-Algorithm
Audio	I-Algorithm
standard	O
(	O
ISO/IEC	O
14496-3:2019	O
)	O
(	O
5th	O
edition	O
)	O
in	O
December	O
2019	O
.	O
</s>
<s>
MPEG-4	B-Algorithm
ALS	I-Algorithm
combines	O
a	O
short-term	O
predictor	O
and	O
a	O
long	O
term	O
predictor	O
.	O
</s>
<s>
The	O
short-term	O
predictor	O
is	O
similar	O
to	O
FLAC	B-Application
in	O
its	O
operation	O
-	O
it	O
is	O
a	O
quantized	O
LPC	B-Algorithm
predictor	O
with	O
a	O
losslessly	B-Algorithm
coded	O
residual	O
using	O
Golomb	B-Algorithm
Rice	I-Algorithm
Coding	I-Algorithm
or	O
Block	O
Gilbert	O
Moore	O
Coding	O
(	O
BGMC	O
)	O
.	O
</s>
<s>
An	O
MPEG-4	B-Algorithm
Audio	I-Algorithm
profile	O
"	O
ALS	O
Simple	O
Profile	O
"	O
,	O
invoked	O
with	O
"	O
-sp1	O
"	O
in	O
the	O
reference	O
encoder	O
.	O
</s>
<s>
A	O
reference	O
implementation	O
of	O
MPEG-4	B-Algorithm
ALS	I-Algorithm
encoder	O
and	O
decoder	O
(	O
mp4als	O
-	O
e.g.	O
</s>
<s>
mp4alsRM23	O
)	O
can	O
be	O
obtained	O
at	O
the	O
MPEG-4	B-Algorithm
ALS	I-Algorithm
homepage	O
and	O
it	O
was	O
also	O
published	O
as	O
ISO/IEC	O
14496-5:2001/Amd	O
10:2007/Cor	O
3:2009	O
.	O
</s>
<s>
There	O
is	O
a	O
MPEG-4	B-Algorithm
ALS	I-Algorithm
Decoder	O
plugin	O
for	O
Winamp	B-Application
player	O
.	O
</s>
<s>
On	O
November	O
11	O
,	O
2009	O
,	O
the	O
FFmpeg	B-Library
open	B-Application
source	I-Application
project	O
gained	O
an	O
MPEG-4	B-Algorithm
ALS	I-Algorithm
decoder	O
in	O
its	O
development	O
version	O
.	O
</s>
<s>
In	O
July	O
2002	O
,	O
the	O
Moving	O
Picture	O
Experts	O
Group	O
issued	O
a	O
call	O
for	O
proposals	O
of	O
lossless	B-Algorithm
audio	O
coding	O
procedures	O
to	O
be	O
sent	O
in	O
before	O
December	O
.	O
</s>
<s>
By	O
July	O
2003	O
,	O
Lossless	B-Algorithm
Predictive	I-Algorithm
Audio	I-Algorithm
Compression	I-Algorithm
(	O
LPAC	O
)	O
was	O
selected	O
as	O
the	O
first	O
draft	O
for	O
the	O
future	O
standard	O
.	O
</s>
