<s>
libdca	B-Language
(	O
formerly	O
libdts	B-Language
)	O
is	O
a	O
free	O
library	B-Library
for	O
decoding	O
DTS	O
Coherent	O
Acoustics	O
streams	O
.	O
</s>
<s>
It	O
is	O
released	O
under	O
the	O
terms	O
of	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
,	O
and	O
is	O
developed	O
by	O
Gildas	O
Bazin	O
of	O
the	O
VideoLAN	B-Application
team	O
.	O
</s>
<s>
The	O
library	B-Library
is	O
based	O
on	O
the	O
DTS	O
Coherent	O
Acoustics	O
standard	O
(	O
ETSI	O
102	O
114	O
v1.2.1	O
)	O
.	O
</s>
<s>
The	O
library	B-Library
is	O
used	O
in	O
VLC	B-Application
media	I-Application
player	I-Application
and	O
is	O
able	O
to	O
decode	O
DTS	O
audio	O
tracks	O
from	O
DVDs	O
.	O
</s>
<s>
libdca	B-Language
is	O
able	O
to	O
decode	O
DTS-ES	O
streams	O
as	O
well	O
,	O
however	O
can	O
only	O
decode	O
the	O
standard	O
6	O
channels	O
as	O
the	O
additional	O
"	O
Extended	O
Surround	O
"	O
extensions	O
(	O
for	O
Matrix	O
and	O
6.1	O
Discrete	O
)	O
require	O
ES	O
Extensions	O
to	O
the	O
codec	B-General_Concept
.	O
</s>
<s>
libdca	B-Language
comes	O
packaged	O
with	O
a	O
small	O
proof	O
of	O
concept	O
decoder	O
dcadec	O
(	O
formerly	O
dtsdec	O
)	O
.	O
</s>
<s>
The	O
development	O
for	O
libdca	B-Language
is	O
mostly	O
frozen	O
by	O
2007	O
(	O
version	O
0.0.5	O
)	O
.	O
</s>
<s>
An	O
unrelated	O
program	O
and	O
library	B-Library
from	O
2016	O
,	O
also	O
known	O
as	O
dcadec	O
,	O
provides	O
some	O
extra	O
functions	O
including	O
support	O
for	O
the	O
ES	O
and	O
HD	O
extensions	O
,	O
the	O
96/24	O
format	O
,	O
and	O
Master	O
Audio	O
streams	O
.	O
</s>
<s>
It	O
has	O
since	O
displaced	O
libdca	B-Language
in	O
providing	O
DCA/DTS	O
support	O
as	O
an	O
integral	O
part	O
of	O
ffmpeg	B-Library
.	O
</s>
