<s>
VLC	B-Application
media	I-Application
player	I-Application
(	O
previously	O
the	O
VideoLAN	B-Application
Client	I-Application
and	O
commonly	O
known	O
as	O
simply	O
VLC	O
)	O
is	O
a	O
free	B-License
and	I-License
open-source	I-License
,	O
portable	B-Architecture
,	O
cross-platform	B-Operating_System
media	O
player	O
software	O
and	O
streaming	O
media	O
server	B-Application
developed	O
by	O
the	O
VideoLAN	B-Application
project	O
.	O
</s>
<s>
VLC	O
is	O
available	O
for	O
desktop	B-General_Concept
operating	I-General_Concept
systems	I-General_Concept
and	O
mobile	B-Application
platforms	I-Application
,	O
such	O
as	O
Android	B-Application
,	O
iOS	B-Application
and	O
iPadOS	B-Operating_System
.	O
</s>
<s>
VLC	O
is	O
also	O
available	O
on	O
digital	O
distribution	O
platforms	O
such	O
as	O
Apple	B-Application
's	I-Application
App	I-Application
Store	I-Application
,	O
Google	B-Application
Play	I-Application
,	O
and	O
Microsoft	B-Application
Store	I-Application
.	O
</s>
<s>
It	O
is	O
able	O
to	O
stream	O
media	O
over	O
computer	B-Architecture
networks	I-Architecture
and	O
can	O
transcode	B-Device
multimedia	O
files	O
.	O
</s>
<s>
The	O
libavcodec	B-Language
library	B-Library
from	O
the	O
FFmpeg	B-Library
project	O
provides	O
many	O
of	O
VLC	O
's	O
codecs	O
,	O
but	O
the	O
player	O
mainly	O
uses	O
its	O
own	O
muxers	B-Architecture
and	O
demuxers	B-Architecture
.	O
</s>
<s>
It	O
also	O
gained	O
distinction	O
as	O
the	O
first	O
player	O
to	O
support	O
playback	O
of	O
encrypted	B-Algorithm
DVDs	I-Algorithm
on	O
Linux	B-Application
and	O
macOS	B-Application
by	O
using	O
the	O
libdvdcss	B-Language
DVD	I-Language
decryption	I-Language
library	I-Language
;	O
however	O
,	O
this	O
library	B-Library
is	O
legally	O
controversial	O
and	O
is	O
not	O
included	O
in	O
many	O
software	B-Application
repositories	I-Application
of	O
Linux	B-Application
distributions	I-Application
as	O
a	O
result	O
.	O
</s>
<s>
It	O
is	O
available	O
on	O
iOS	B-Application
under	O
the	O
MPLv2	B-License
.	O
</s>
<s>
The	O
VideoLAN	B-Application
software	O
originated	O
as	O
a	O
French	O
academic	O
project	O
in	O
1996	O
.	O
</s>
<s>
VLC	O
used	O
to	O
stand	O
for	O
"	O
VideoLAN	B-Application
Client	I-Application
"	O
when	O
VLC	O
was	O
a	O
client	O
of	O
the	O
VideoLAN	B-Application
project	O
.	O
</s>
<s>
It	O
was	O
intended	O
to	O
consist	O
of	O
a	O
client	O
and	O
server	B-Application
to	O
stream	O
videos	O
from	O
satellite	O
dishes	O
across	O
a	O
campus	O
network	O
.	O
</s>
<s>
Originally	O
developed	O
by	O
students	O
at	O
the	O
École	O
Centrale	O
Paris	O
,	O
it	O
is	O
now	O
developed	O
by	O
contributors	O
worldwide	O
and	O
is	O
coordinated	O
by	O
VideoLAN	B-Application
,	O
a	O
non-profit	O
organization	O
.	O
</s>
<s>
Rewritten	O
from	O
scratch	O
in	O
1998	O
,	O
it	O
was	O
released	O
under	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
on	O
February	O
1	O
,	O
2001	O
,	O
with	O
authorization	O
from	O
the	O
headmaster	O
of	O
the	O
École	O
Centrale	O
Paris	O
.	O
</s>
<s>
The	O
functionality	O
of	O
the	O
server-program	O
,	O
VideoLan	B-Application
Server	B-Application
(	O
VLS	O
)	O
,	O
has	O
mostly	O
been	O
subsumed	O
into	O
VLC	O
and	O
has	O
been	O
deprecated	O
.	O
</s>
<s>
The	O
project	O
name	O
has	O
been	O
changed	O
to	O
VLC	B-Application
media	I-Application
player	I-Application
because	O
there	O
is	O
no	O
longer	O
a	O
client/server	O
infrastructure	O
.	O
</s>
<s>
After	O
13	O
years	O
of	O
development	O
,	O
version	O
1.0.0	O
of	O
VLC	B-Application
media	I-Application
player	I-Application
was	O
released	O
on	O
July	O
7	O
,	O
2009	O
.	O
</s>
<s>
Work	O
began	O
on	O
VLC	O
for	O
Android	B-Application
in	O
2010	O
and	O
it	O
has	O
been	O
available	O
for	O
Android	B-Application
devices	O
on	O
the	B-Application
Google	I-Application
Play	O
store	O
since	O
2011	O
.	O
</s>
<s>
In	O
September	O
2010	O
,	O
a	O
company	O
named	O
"	O
Applidium	O
"	O
developed	O
a	O
VLC	O
port	O
for	O
iOS	B-Application
under	O
GPLv2	O
with	O
the	O
endorsement	O
of	O
the	O
VLC	O
project	O
,	O
which	O
was	O
accepted	O
by	O
Apple	O
for	O
their	O
App	B-Application
Store	I-Application
.	O
</s>
<s>
In	O
January	O
2011	O
,	O
after	O
VLC	O
developer	O
Rémi	O
Denis-Courmont	O
'	O
s	O
complaint	O
to	O
Apple	O
about	O
the	O
licensing	O
conflict	O
between	O
the	O
VLC	O
's	O
GPLv2	O
and	O
the	O
App	B-Application
store	I-Application
's	O
policies	O
,	O
the	O
VLC	O
had	O
been	O
withdrawn	O
from	O
the	O
Apple	B-Application
App	I-Application
Store	I-Application
by	O
Apple	O
.	O
</s>
<s>
Subsequently	O
,	O
in	O
October	O
2011	O
the	O
VLC	O
authors	O
began	O
to	O
relicense	O
the	O
engine	O
parts	O
of	O
VLC	O
from	O
the	O
GPL-2.0-or-later	B-License
to	O
the	O
LGPL-2.1-or-later	B-Application
to	O
achieve	O
better	O
license	O
compatibility	O
,	O
for	O
instance	O
with	O
the	O
Apple	B-Application
App	I-Application
Store	I-Application
.	O
</s>
<s>
In	O
July	O
2013	O
the	O
VLC	O
application	O
could	O
be	O
resubmitted	O
to	O
the	O
iOS	B-Application
App	I-Application
Store	I-Application
under	O
the	O
MPL-2.0	B-License
.	O
</s>
<s>
Version	O
2.0.0	O
of	O
VLC	B-Application
media	I-Application
player	I-Application
was	O
released	O
on	O
February	O
18	O
,	O
2012	O
.	O
</s>
<s>
The	O
version	O
for	O
the	O
Windows	B-Application
Store	I-Application
was	O
released	O
on	O
March	O
13	O
,	O
2014	O
.	O
</s>
<s>
Support	O
for	O
Windows	B-Operating_System
RT	I-Operating_System
,	O
Windows	B-Protocol
Phone	I-Protocol
and	O
Xbox	B-Device
One	I-Device
were	O
added	O
later	O
.	O
</s>
<s>
VLC	O
is	O
the	O
third	O
in	O
the	O
sourceforge.net	B-Application
overall	O
download	O
count	O
,	O
and	O
there	O
have	O
been	O
more	O
than	O
3	O
billion	O
downloads	O
.	O
</s>
<s>
Version	O
3.0	O
was	O
in	O
development	O
for	O
Windows	B-Application
,	O
Linux	B-Application
and	O
macOS	B-Application
since	O
June	O
2016	O
and	O
released	O
in	O
February	O
2018	O
.	O
</s>
<s>
It	O
contains	O
many	O
new	O
features	O
including	O
Chromecast	B-Device
output	O
support	O
(	O
except	O
subtitles	O
)	O
,	O
hardware-accelerated	O
decoding	O
,	O
4K	O
and	O
8K	O
playback	O
,	O
10-bit	O
and	O
HDR	O
playback	O
,	O
360°	O
video	O
and	O
3D	O
audio	O
,	O
audio	O
passthrough	O
for	O
HD	O
audio	O
codecs	O
,	O
Blu-ray	O
Java	B-Language
menu	O
support	O
,	O
and	O
local	O
network	O
drive	O
browsing	O
.	O
</s>
<s>
VLC	O
,	O
like	O
most	O
multimedia	B-Library
frameworks	I-Library
,	O
has	O
a	O
very	O
modular	B-Architecture
design	O
which	O
makes	O
it	O
easier	O
to	O
include	O
modules/plugins	O
for	O
new	O
file	O
formats	O
,	O
codecs	O
,	O
interfaces	O
,	O
or	O
streaming	O
methods	O
.	O
</s>
<s>
VLC	O
1.0.0	O
has	O
more	O
than	O
380	O
modules	B-Architecture
.	O
</s>
<s>
The	O
VLC	O
core	O
creates	O
its	O
own	O
graph	O
of	O
modules	B-Architecture
dynamically	O
,	O
depending	O
on	O
the	O
situation	O
:	O
input	O
protocol	O
,	O
input	O
file	O
format	O
,	O
input	O
codec	O
,	O
video	O
card	O
capabilities	O
and	O
other	O
parameters	O
.	O
</s>
<s>
In	O
VLC	O
,	O
almost	O
everything	O
is	O
a	O
module	B-Architecture
,	O
like	O
interfaces	O
,	O
video	O
and	O
audio	O
outputs	O
,	O
controls	O
,	O
scalers	O
,	O
codecs	O
,	O
and	O
audio/video	O
filters	O
.	O
</s>
<s>
The	O
default	O
GUI	B-Application
is	O
based	O
on	O
Be	B-Language
API	I-Language
on	O
BeOS	B-Application
,	O
Cocoa	B-Operating_System
for	O
macOS	B-Application
,	O
and	O
Qt	B-Language
5	I-Language
for	O
Linux	B-Application
and	O
Windows	B-Application
,	O
but	O
all	O
give	O
a	O
similar	O
standard	O
interface	O
.	O
</s>
<s>
The	O
old	O
default	O
GUI	B-Application
was	O
based	O
on	O
wxWidgets	B-Language
on	O
Linux	B-Application
and	O
Windows	B-Application
.	O
</s>
<s>
VLC	O
supports	O
highly	O
customizable	O
skins	B-Application
through	O
the	O
skins2	O
interface	O
,	O
and	O
also	O
supports	O
Winamp	B-Application
2	I-Application
and	O
XMMS	B-Language
skins	B-Application
.	O
</s>
<s>
Skins	B-Application
are	O
not	O
supported	O
in	O
the	O
macOS	B-Application
version	O
.	O
</s>
<s>
VLC	O
has	O
ncurses	B-Language
,	O
remote	O
control	O
,	O
and	O
telnet	B-Protocol
console	B-Device
interfaces	O
.	O
</s>
<s>
There	O
is	O
also	O
an	O
HTTP	B-Protocol
interface	O
,	O
as	O
well	O
as	O
interfaces	O
for	O
mouse	O
gestures	O
and	O
keyboard	O
hotkeys	O
.	O
</s>
<s>
The	O
desktop	O
version	O
of	O
VLC	B-Application
media	I-Application
player	I-Application
has	O
some	O
filters	O
that	O
can	O
distort	O
,	O
rotate	O
,	O
split	O
,	O
deinterlace	O
,	O
and	O
mirror	O
videos	O
as	O
well	O
as	O
create	O
display	O
walls	O
or	O
add	O
a	O
logo	O
overlay	O
during	O
playback	O
.	O
</s>
<s>
Because	O
VLC	O
is	O
a	O
packet-based	B-Protocol
media	O
player	O
it	O
plays	O
almost	O
all	O
video	O
content	O
.	O
</s>
<s>
It	O
also	O
plays	O
m2t	O
MPEG	O
transport	O
streams	O
(	O
.TS	O
)	O
files	O
while	O
they	O
are	O
still	O
being	O
digitized	O
from	O
an	O
HDV	O
camera	O
via	O
a	O
FireWire	B-Protocol
cable	O
,	O
making	O
it	O
possible	O
to	O
monitor	O
the	O
video	O
as	O
it	O
is	O
being	O
played	O
.	O
</s>
<s>
The	O
player	O
can	O
also	O
use	O
libcdio	O
to	O
access	O
.iso	B-General_Concept
files	I-General_Concept
so	O
that	O
users	O
can	O
play	O
files	O
on	O
a	O
disk	B-Application
image	I-Application
,	O
even	O
if	O
the	O
user	O
's	O
operating	B-General_Concept
system	I-General_Concept
cannot	O
work	O
directly	O
with	O
.iso	B-General_Concept
images	O
.	O
</s>
<s>
VLC	O
supports	O
all	O
audio	O
and	O
video	O
formats	O
supported	O
by	O
libavcodec	B-Language
and	O
libavformat	B-Library
.	O
</s>
<s>
This	O
means	O
that	O
VLC	O
can	O
play	O
back	O
H.264	B-Application
or	O
MPEG-4	B-Application
Part	I-Application
2	I-Application
video	O
as	O
well	O
as	O
support	O
FLV	B-Operating_System
or	O
MXF	O
file	O
formats	O
"	O
out	O
of	O
the	O
box	O
"	O
using	O
FFmpeg	B-Library
's	O
libraries	O
.	O
</s>
<s>
Alternatively	O
,	O
VLC	O
has	O
modules	B-Architecture
for	O
codecs	O
that	O
are	O
not	O
based	O
on	O
FFmpeg	B-Library
's	O
libraries	O
.	O
</s>
<s>
VLC	O
is	O
one	O
of	O
the	O
free	B-Application
software	I-Application
DVD	O
players	O
that	O
ignore	O
DVD	O
region	O
coding	O
on	O
RPC-1	B-Device
firmware	I-Device
drives	O
,	O
making	O
it	O
a	O
region-free	O
player	O
.	O
</s>
<s>
However	O
,	O
it	O
does	O
not	O
do	O
the	O
same	O
on	O
RPC-2	B-Device
firmware	I-Device
drives	O
,	O
as	O
in	O
these	O
cases	O
the	O
region	O
coding	O
is	O
enforced	O
by	O
the	O
drive	O
itself	O
,	O
however	O
,	O
it	O
can	O
still	O
brute-force	O
the	O
CSS	B-Algorithm
encryption	O
to	O
play	O
a	O
foreign-region	O
DVD	O
on	O
an	O
RPC-2	B-Device
drive	O
.	O
</s>
<s>
VLC	B-Application
media	I-Application
player	I-Application
can	O
play	O
high-definition	O
recordings	O
of	O
D-VHS	O
tapes	O
duplicated	O
to	O
a	O
computer	O
using	O
.	O
</s>
<s>
Using	O
a	O
FireWire	B-Protocol
connection	O
from	O
cable	O
boxes	O
to	O
computers	O
,	O
VLC	O
can	O
stream	O
live	O
,	O
unencrypted	O
content	O
to	O
a	O
monitor	O
or	O
HDTV	O
.	O
</s>
<s>
VLC	B-Application
media	I-Application
player	I-Application
can	O
display	O
the	O
playing	O
video	O
as	O
the	O
desktop	O
wallpaper	O
,	O
like	O
Windows	B-Application
DreamScene	O
,	O
by	O
using	O
DirectX	B-Application
,	O
only	O
available	O
on	O
Windows	B-Application
operating	I-Application
systems	I-Application
.	O
</s>
<s>
VLC	B-Application
media	I-Application
player	I-Application
can	O
record	O
the	O
desktop	O
and	O
save	O
the	O
stream	O
as	O
a	O
file	O
,	O
allowing	O
the	O
user	O
to	O
create	O
screencasts	B-Protocol
.	O
</s>
<s>
On	O
Microsoft	B-Application
Windows	I-Application
,	O
VLC	O
also	O
supports	O
the	O
Direct	O
Media	O
Object	O
(	O
DMO	O
)	O
framework	O
and	O
can	O
thus	O
make	O
use	O
of	O
some	O
third-party	O
DLLs	O
(	O
Dynamic-link	O
library	B-Library
)	O
.	O
</s>
<s>
On	O
most	O
platforms	O
,	O
VLC	O
can	O
tune	O
into	O
and	O
view	O
DVB-C	B-Device
,	O
DVB-T	O
,	O
and	O
DVB-S	O
channels	O
.	O
</s>
<s>
On	O
macOS	B-Application
the	O
separate	O
EyeTV	O
plugin	O
is	O
required	O
,	O
on	O
Windows	B-Application
it	O
requires	O
the	O
card	O
's	O
BDA	O
Drivers	O
.	O
</s>
<s>
VLC	O
can	O
be	O
extended	O
through	O
scripting	O
;	O
it	O
uses	O
the	O
Lua	B-Language
scripting	I-Language
language	I-Language
.	O
</s>
<s>
VLC	O
can	O
generate	O
a	O
number	O
of	O
music	B-Application
visualization	I-Application
displays	O
.	O
</s>
<s>
VLC	B-Application
media	I-Application
player	I-Application
is	O
cross-platform	B-Operating_System
,	O
with	O
versions	O
for	O
Windows	B-Application
,	O
Android	B-Application
,	O
ChromeOS	B-Operating_System
,	O
BeOS	B-Application
,	O
Windows	B-Protocol
Phone	I-Protocol
,	O
iOS	B-Application
,	O
iPadOS	B-Operating_System
,	O
macOS	B-Application
,	O
tvOS	B-Operating_System
,	O
OS/2	B-Application
,	O
Linux	B-Application
,	O
and	O
Syllable	B-Application
.	O
</s>
<s>
However	O
,	O
forward	O
and	O
backward	O
compatibility	O
between	O
versions	O
of	O
VLC	B-Application
media	I-Application
player	I-Application
and	O
different	O
versions	O
of	O
OSes	O
are	O
not	O
maintained	O
over	O
more	O
than	O
a	O
few	O
generations	O
.	O
</s>
<s>
64-bit	B-Device
builds	O
are	O
available	O
for	O
64-bit	B-Device
Windows	B-Application
,	O
starting	O
with	O
version	O
2.0.1	O
.	O
</s>
<s>
The	O
VLC	O
port	O
for	O
Windows	B-Application
8	I-Application
and	O
Windows	B-Operating_System
10	I-Operating_System
is	O
backed	O
by	O
a	O
crowdfunding	O
campaign	O
on	O
Kickstarter	O
to	O
add	O
support	O
for	O
a	O
new	O
GUI	B-Application
based	O
on	O
Microsoft	O
's	O
Metro	O
design	O
language	O
,	O
that	O
will	O
run	O
on	O
the	O
Windows	B-Application
Runtime	O
.	O
</s>
<s>
All	O
the	O
existing	O
features	O
including	O
video	O
filters	O
,	O
subtitle	O
support	O
,	O
and	O
an	O
equalizer	O
are	O
present	O
in	O
Windows	B-Application
8	I-Application
.	O
</s>
<s>
A	O
beta	O
version	O
of	O
VLC	O
for	O
Windows	B-Application
8	I-Application
was	O
released	O
to	O
the	B-Application
Microsoft	I-Application
Store	I-Application
on	O
March	O
13	O
,	O
2014	O
.	O
</s>
<s>
A	O
universal	O
app	O
was	O
created	O
for	O
Windows	B-Application
8	I-Application
,	O
8.1	O
,	O
10	O
,	O
Windows	B-Protocol
Phone	I-Protocol
8	O
,	O
8.1	O
and	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
.	O
</s>
<s>
In	O
May	O
2012	O
,	O
the	O
VLC	O
team	O
stated	O
that	O
a	O
version	O
of	O
VLC	O
for	O
Android	B-Application
was	O
being	O
developed	O
.	O
</s>
<s>
The	O
stable	O
release	O
version	O
1.0	O
was	O
made	O
available	O
on	O
Google	B-Application
Play	I-Application
on	O
December	O
8	O
,	O
2014	O
.	O
</s>
<s>
Several	O
APIs	B-Application
can	O
connect	O
to	O
VLC	O
and	O
use	O
its	O
functionality	O
:	O
</s>
<s>
Free	B-Operating_System
Pascal	I-Operating_System
bindings	O
and	O
an	O
OOP	B-Language
wrapper	O
component	O
,	O
via	O
the	O
libvlc.pp	O
and	O
vlc.pp	O
units	O
.	O
</s>
<s>
This	O
comes	O
standard	O
with	O
the	O
Free	B-Operating_System
Pascal	I-Operating_System
Compiler	I-Operating_System
as	O
of	O
November	O
6	O
,	O
2012	O
.	O
</s>
<s>
The	O
Phonon	B-Language
multimedia	O
API	B-Application
for	O
Qt	B-Language
and	O
KDE	B-Application
applications	O
can	O
optionally	O
use	O
VLC	O
as	O
a	O
backend	O
.	O
</s>
<s>
On	O
Windows	B-Application
,	O
Linux	B-Application
,	O
macOS	B-Application
,	O
and	O
some	O
other	O
Unix-like	O
platforms	O
,	O
VLC	O
provides	O
an	O
NPAPI	B-Protocol
plugin	O
,	O
which	O
enables	O
users	O
to	O
view	O
QuickTime	B-Application
,	O
Windows	B-Device
Media	I-Device
,	O
MP3	B-Application
,	O
and	O
Ogg	O
files	O
embedded	O
in	O
websites	O
without	O
using	O
additional	O
software	O
.	O
</s>
<s>
It	O
supports	O
many	O
web	B-Application
browsers	I-Application
including	O
Firefox	B-Application
,	O
Mozilla	B-Language
Application	I-Language
Suite	I-Language
,	O
and	O
other	O
Netscape	B-Protocol
plug-in	O
based	O
browsers	B-Application
;	O
Safari	B-Application
,	O
Chrome	B-Application
,	O
and	O
other	O
WebKit	B-Language
based	O
browsers	B-Application
;	O
and	O
Opera	B-Application
.	O
</s>
<s>
Google	B-Application
used	O
this	O
plugin	O
to	O
build	O
the	B-Application
Google	I-Application
Video	O
Player	O
web	B-Application
browser	I-Application
plugin	O
before	O
switching	O
to	O
use	O
Adobe	B-Operating_System
Flash	I-Operating_System
.	O
</s>
<s>
Starting	O
with	O
version	O
0.8.2	O
,	O
VLC	O
also	O
provides	O
an	O
ActiveX	B-Application
plugin	O
,	O
which	O
lets	O
people	O
view	O
QuickTime	B-Application
(	O
MOV	O
)	O
,	O
Windows	B-Device
Media	I-Device
,	O
MP3	B-Application
,	O
and	O
Ogg	O
files	O
embedded	O
in	O
websites	O
when	O
using	O
Internet	B-Application
Explorer	I-Application
.	O
</s>
<s>
Several	O
programs	O
make	O
use	O
of	O
this	O
,	O
including	O
eMule	O
and	O
KCeasy	B-Language
.	O
</s>
<s>
The	O
free/open	O
-source	O
Internet	O
television	O
application	O
Miro	B-Language
also	O
uses	O
VLC	O
code	O
.	O
</s>
<s>
HandBrake	B-Language
,	O
an	O
open-source	O
video	O
encoder	O
,	O
used	O
to	O
load	O
libdvdcss	B-Language
from	O
VLC	B-Application
Media	I-Application
Player	I-Application
.	O
</s>
<s>
Easy	O
Subtitles	O
Synchronizer	O
,	O
a	O
freeware	B-License
subtitle	O
editing	O
program	O
for	O
Windows	B-Application
,	O
uses	O
VLC	O
to	O
preview	O
the	O
video	O
with	O
the	O
edited	O
subtitles	O
.	O
</s>
<s>
VLC	O
can	O
read	O
many	O
formats	O
,	O
depending	O
on	O
the	O
operating	B-General_Concept
system	I-General_Concept
it	O
is	O
running	O
on	O
,	O
including	O
:	O
</s>
<s>
Audio	O
coding	O
formats	O
:	O
AAC	B-Application
,	O
AC3	O
,	O
ALAC	B-Algorithm
,	O
AMR	B-Algorithm
,	O
DTS	O
,	O
DV	O
Audio	O
,	O
XM	O
,	O
FLAC	B-Application
,	O
It	O
,	O
MACE	O
,	O
MOD	O
,	O
Monkey	B-Language
's	I-Language
Audio	I-Language
,	O
MP3	B-Application
,	O
Opus	B-Algorithm
,	O
PLS	O
,	O
QCP	O
,	O
QDM2/QDMC	O
,	O
RealAudio	B-Algorithm
,	O
Speex	B-Application
,	O
Screamtracker	O
3/S3M	O
,	O
TTA	B-Algorithm
,	O
Vorbis	B-Algorithm
,	O
WavPack	B-Application
,	O
WMA	B-Application
(	O
WMA	B-Application
1/2	O
,	O
WMA	B-Application
3	O
partially	O
)	O
.	O
</s>
<s>
Video	B-Algorithm
coding	I-Algorithm
formats	I-Algorithm
:	O
Cinepak	B-Algorithm
,	O
Dirac	B-Application
,	O
DV	O
,	O
H.263	B-Algorithm
,	O
H.264/MPEG	B-Application
-4	I-Application
AVC	I-Application
,	O
H.265/MPEG	B-Algorithm
HEVC	I-Algorithm
,	O
AV1	B-Application
,	O
HuffYUV	B-Algorithm
,	O
Indeo	B-Algorithm
3	O
,	O
MJPEG	B-Application
,	O
MPEG-1	B-Algorithm
,	O
MPEG-2	B-Algorithm
,	O
MPEG-4	B-Application
Part	I-Application
2	I-Application
,	O
RealVideo	B-Algorithm
3&4	O
,	O
Sorenson	O
,	O
Theora	B-Algorithm
,	O
VC-1	B-Operating_System
,	O
VP5	O
,	O
VP6	B-Algorithm
,	O
VP8	B-Algorithm
,	O
VP9	B-Algorithm
,	O
DNxHD	O
,	O
ProRes	B-Algorithm
and	O
some	O
WMV	B-Device
.	O
</s>
<s>
VLC	O
can	O
transcode	B-Device
or	O
stream	O
audio	O
and	O
video	O
into	O
several	O
formats	O
depending	O
on	O
the	O
operating	B-General_Concept
system	I-General_Concept
,	O
including	O
:	O
</s>
<s>
The	O
VLC	B-Application
media	I-Application
player	I-Application
software	O
installers	O
for	O
the	O
macOS	B-Application
platform	O
and	O
the	O
Windows	B-Application
platform	O
include	O
the	O
libdvdcss	B-Language
DVD	I-Language
decryption	I-Language
library	I-Language
,	O
even	O
though	O
this	O
library	B-Library
may	O
be	O
legally	O
restricted	O
in	O
certain	O
jurisdictions	O
.	O
</s>
<s>
The	O
official	O
VideoLAN	B-Application
Twitter	O
account	O
stated	O
in	O
August	O
that	O
the	O
website	O
was	O
blocked	O
in	O
India	O
from	O
13	O
February	O
2022	O
.	O
</s>
<s>
Another	O
Hindustan	O
Times	O
report	O
from	O
April	O
quoting	O
Symantec	O
said	O
that	O
Chinese	O
hackers	O
were	O
depending	O
on	O
VLC	O
to	O
launch	O
malware	O
they	O
had	O
previously	O
installed	O
on	O
Windows	B-Application
machines	O
.	O
</s>
<s>
The	O
technique	O
they	O
used	O
is	O
called	O
DLL	O
side-loading	O
,	O
in	O
which	O
an	O
external	O
library	B-Library
that	O
a	O
legitimate	O
program	O
loads	O
at	O
runtime	O
is	O
substituted	O
with	O
a	O
modified	O
version	O
containing	O
the	O
malware	O
.	O
</s>
<s>
VideoLan	B-Application
president	O
and	O
lead	O
developer	O
Jean-Baptiste	B-Application
Kempf	I-Application
said	O
,	O
the	O
block	O
was	O
most	O
likely	O
a	O
result	O
of	O
a	O
misunderstanding	O
of	O
the	O
Chinese	O
security	O
issue	O
,	O
although	O
the	O
Indian	O
Government	O
did	O
not	O
provide	O
for	O
a	O
reason	O
as	O
to	O
why	O
it	O
was	O
blocked	O
.	O
</s>
<s>
The	O
VLC	B-Application
media	I-Application
player	I-Application
software	O
is	O
able	O
to	O
read	O
audio	O
and	O
video	O
data	O
from	O
DVDs	O
that	O
incorporate	O
Content	B-Algorithm
Scramble	I-Algorithm
System	I-Algorithm
(	O
CSS	B-Algorithm
)	O
encryption	O
,	O
even	O
though	O
the	O
VLC	B-Application
media	I-Application
player	I-Application
software	O
lacks	O
a	O
CSS	B-Algorithm
decryption	O
license	O
.	O
</s>
<s>
The	O
unauthorized	O
decryption	O
of	O
CSS-encrypted	O
DVD	O
content	O
or	O
unauthorized	O
distribution	O
of	O
CSS	B-Algorithm
decryption	O
tools	O
may	O
violate	O
the	O
US	O
Digital	O
Millennium	O
Copyright	O
Act	O
.	O
</s>
<s>
Decryption	O
of	O
CSS-encrypted	O
DVD	O
content	O
has	O
been	O
temporarily	O
authorized	O
for	O
certain	O
purposes	O
(	O
such	O
as	O
documentary	O
filmmaking	O
that	O
uses	O
short	O
portions	O
of	O
DVD	O
content	O
for	O
criticism	O
or	O
commentary	O
)	O
under	O
the	O
Digital	O
Millennium	O
Copyright	O
Act	O
anticircumvention	O
exemptions	O
that	O
were	O
issued	O
by	O
the	O
US	O
Copyright	O
Office	O
in	O
2010	O
.	O
</s>
<s>
However	O
,	O
these	O
exemptions	O
do	O
not	O
change	O
the	O
DMCA	O
's	O
ban	O
on	O
the	O
distribution	O
of	O
CSS	B-Algorithm
decryption	O
tools	O
;	O
including	O
those	O
distributed	O
with	O
VLC	O
.	O
</s>
