<s>
FFmpeg	O
is	O
a	O
free	B-License
and	I-License
open-source	I-License
software	I-License
project	O
consisting	O
of	O
a	O
suite	O
of	O
libraries	B-Library
and	O
programs	B-Application
for	O
handling	O
video	O
,	O
audio	O
,	O
and	O
other	O
multimedia	O
files	O
and	O
streams	O
.	O
</s>
<s>
At	O
its	O
core	O
is	O
the	O
command-line	B-Application
ffmpeg	O
tool	O
itself	O
,	O
designed	O
for	O
processing	O
of	O
video	O
and	O
audio	O
files	O
.	O
</s>
<s>
It	O
is	O
widely	O
used	O
for	O
format	O
transcoding	B-Algorithm
,	O
basic	O
editing	O
(	O
trimming	O
and	O
concatenation	O
)	O
,	O
video	O
scaling	B-Algorithm
,	O
video	O
post-production	O
effects	O
and	O
standards	O
compliance	O
(	O
SMPTE	O
,	O
ITU	O
)	O
.	O
</s>
<s>
FFmpeg	O
also	O
includes	O
other	O
tools	O
:	O
ffplay	O
,	O
a	O
simple	O
media	O
player	O
and	O
ffprobe	O
,	O
a	O
command-line	B-Application
tool	I-Application
to	O
display	O
media	O
information	O
.	O
</s>
<s>
Among	O
included	O
libraries	B-Library
are	O
libavcodec	B-Language
,	O
an	O
audio/video	O
codec	B-General_Concept
library	O
used	O
by	O
many	O
commercial	O
and	O
free	O
software	O
products	O
,	O
libavformat	O
(	O
Lavf	O
)	O
,	O
an	O
audio/video	O
container	O
mux	B-Architecture
and	I-Architecture
demux	I-Architecture
library	O
,	O
and	O
libavfilter	O
,	O
a	O
library	O
for	O
enhancing	O
and	O
editing	O
filters	O
through	O
a	O
Gstreamer-like	O
filtergraph	O
.	O
</s>
<s>
FFmpeg	O
is	O
part	O
of	O
the	O
workflow	O
of	O
many	O
other	O
software	O
projects	O
,	O
and	O
its	O
libraries	B-Library
are	O
a	O
core	O
part	O
of	O
software	O
media	O
players	O
such	O
as	O
VLC	B-Application
,	O
and	O
has	O
been	O
included	O
in	O
core	O
processing	O
for	O
YouTube	B-General_Concept
and	O
Bilibili	O
.	O
</s>
<s>
Encoders	O
and	O
decoders	O
for	O
many	O
audio	O
and	O
video	O
file	O
formats	O
are	O
included	O
,	O
making	O
it	O
highly	O
useful	O
for	O
the	O
transcoding	B-Algorithm
of	O
common	O
and	O
uncommon	O
media	O
files	O
.	O
</s>
<s>
FFmpeg	O
is	O
published	O
under	O
the	O
LGPL-2.1-or-later	B-Application
or	O
GPL-2.0-or-later	B-License
,	O
depending	O
on	O
which	O
options	O
are	O
enabled	O
.	O
</s>
<s>
Some	O
FFmpeg	O
developers	O
were	O
also	O
part	O
of	O
the	O
MPlayer	B-Application
project	O
.	O
</s>
<s>
The	O
logo	O
uses	O
a	O
zigzag	O
pattern	O
that	O
shows	O
how	O
MPEG	O
video	O
codecs	B-General_Concept
handle	O
entropy	B-Algorithm
encoding	I-Algorithm
.	O
</s>
<s>
On	O
March	O
13	O
,	O
2011	O
,	O
a	O
group	O
of	O
FFmpeg	O
developers	O
decided	O
to	O
fork	O
the	O
project	O
under	O
the	O
name	O
Libav	B-Language
.	O
</s>
<s>
On	O
January	O
10	O
,	O
2014	O
,	O
two	O
Google	B-Application
employees	O
announced	O
that	O
over	O
1000	O
bugs	O
had	O
been	O
fixed	O
in	O
FFmpeg	O
during	O
the	O
previous	O
two	O
years	O
by	O
means	O
of	O
fuzz	O
testing	O
.	O
</s>
<s>
In	O
January	O
2018	O
,	O
the	O
ffserver	O
command-line	B-Application
program	I-Application
–	O
a	O
long-time	O
component	O
of	O
FFmpeg	O
–	O
was	O
removed	O
.	O
</s>
<s>
The	O
developers	O
had	O
previously	O
deprecated	O
the	O
program	O
citing	O
high	O
maintenance	O
efforts	O
due	O
to	O
its	O
use	O
of	O
internal	O
application	B-Application
programming	I-Application
interfaces	I-Application
.	O
</s>
<s>
While	O
release	O
versions	O
are	O
available	O
from	O
the	O
website	O
for	O
download	O
,	O
FFmpeg	O
developers	O
recommend	O
that	O
users	O
compile	B-Language
the	O
software	O
from	O
source	O
using	O
the	O
latest	O
build	O
from	O
their	O
source	O
code	O
Git	B-Application
version	I-Application
control	I-Application
system	I-Application
.	O
</s>
<s>
Two	O
video	B-Algorithm
coding	I-Algorithm
formats	I-Algorithm
with	O
corresponding	O
codecs	B-General_Concept
and	O
one	O
container	O
format	O
have	O
been	O
created	O
within	O
the	O
FFmpeg	O
project	O
so	O
far	O
.	O
</s>
<s>
The	O
two	O
video	O
codecs	B-General_Concept
are	O
the	O
lossless	O
FFV1	B-Algorithm
,	O
and	O
the	O
lossless	O
and	O
lossy	O
Snow	O
codec	B-General_Concept
.	O
</s>
<s>
Through	O
testing	O
,	O
they	O
determined	O
that	O
ffvp8	O
was	O
faster	O
than	O
Google	B-Application
's	I-Application
own	O
libvpx	B-Language
decoder	O
.	O
</s>
<s>
Starting	O
with	O
version	O
0.6	O
,	O
FFmpeg	O
also	O
supported	O
WebM	B-Application
and	O
VP8	B-Algorithm
.	O
</s>
<s>
In	O
October	O
2013	O
,	O
a	O
native	O
VP9	B-Algorithm
decoder	O
and	O
OpenHEVC	O
,	O
an	O
open	O
source	O
High	B-Algorithm
Efficiency	I-Algorithm
Video	I-Algorithm
Coding	I-Algorithm
(	O
HEVC	B-Algorithm
)	O
decoder	O
,	O
were	O
added	O
to	O
FFmpeg	O
.	O
</s>
<s>
In	O
2016	O
the	O
native	O
AAC	B-Application
encoder	O
was	O
considered	O
stable	O
,	O
removing	O
support	O
for	O
the	O
two	O
external	O
AAC	B-Application
encoders	O
from	O
VisualOn	O
and	O
FAAC	B-Operating_System
.	O
</s>
<s>
FFmpeg	O
3.0	O
(	O
nicknamed	O
"	O
Einstein	O
"	O
)	O
retained	O
build	O
support	O
for	O
the	O
Fraunhofer	B-Operating_System
FDK	I-Operating_System
AAC	I-Operating_System
encoder	O
.	O
</s>
<s>
Since	O
November	O
2018	O
in	O
version	O
4.1	O
"	O
al-Khwarizmi	O
"	O
AV1	B-Application
can	O
be	O
muxed	B-Architecture
in	O
MP4	O
and	O
Matroska	O
incl	O
.	O
</s>
<s>
WebM	B-Application
.	O
</s>
<s>
ffmpeg	O
is	O
a	O
command-line	B-Application
tool	I-Application
that	O
converts	O
audio	O
or	O
video	O
formats	O
.	O
</s>
<s>
ffplay	O
is	O
a	O
simple	O
media	O
player	O
utilizing	O
SDL	B-Operating_System
and	O
the	O
FFmpeg	O
libraries	B-Library
.	O
</s>
<s>
ffprobe	O
is	O
a	O
command-line	B-Application
tool	I-Application
to	O
display	O
media	O
information	O
(	O
text	O
,	O
CSV	O
,	O
XML	B-Protocol
,	O
JSON	B-General_Concept
)	O
,	O
see	O
also	O
Mediainfo	B-Language
.	O
</s>
<s>
libswresample	O
is	O
a	O
library	O
containing	O
audio	O
resampling	B-Algorithm
routines	O
.	O
</s>
<s>
libavresample	O
is	O
a	O
library	O
containing	O
audio	O
resampling	B-Algorithm
routines	O
from	O
the	O
Libav	B-Language
project	O
,	O
similar	O
to	O
libswresample	O
from	O
ffmpeg	O
.	O
</s>
<s>
libavcodec	B-Language
is	O
a	O
library	O
containing	O
all	O
of	O
the	O
native	O
FFmpeg	O
audio/video	O
encoders	O
and	O
decoders	O
.	O
</s>
<s>
Most	O
codecs	B-General_Concept
were	O
developed	O
from	O
scratch	O
to	O
ensure	O
best	O
performance	O
and	O
high	O
code	O
reusability	O
.	O
</s>
<s>
libavformat	O
(	O
Lavf	O
)	O
is	O
a	O
library	O
containing	O
demuxers	B-Architecture
and	O
muxers	B-Architecture
for	O
audio/video	O
container	O
formats	O
.	O
</s>
<s>
This	O
library	O
includes	O
hash	O
functions	O
,	O
ciphers	O
,	O
LZO	B-Language
decompressor	O
and	O
Base64	B-Protocol
encoder/decoder	B-General_Concept
.	O
</s>
<s>
libpostproc	B-Language
is	O
a	O
library	O
containing	O
older	O
H.263	B-Algorithm
based	O
video	O
postprocessing	O
routines	O
.	O
</s>
<s>
libswscale	B-Application
is	O
a	O
library	O
containing	O
video	O
image	B-Algorithm
scaling	I-Algorithm
and	O
colorspace/pixelformat	O
conversion	O
routines	O
.	O
</s>
<s>
Filters	O
have	O
been	O
ported	O
from	O
many	O
projects	O
including	O
MPlayer	B-Application
and	O
avisynth	B-Application
.	O
</s>
<s>
These	O
can	O
be	O
compiled	B-Language
and	O
run	O
on	O
diverse	O
instruction	B-General_Concept
sets	I-General_Concept
.	O
</s>
<s>
Many	O
widespread	O
instruction	B-General_Concept
sets	I-General_Concept
are	O
supported	O
by	O
FFmpeg	O
,	O
including	O
x86	B-Operating_System
(	O
IA-32	B-Device
and	O
x86-64	B-Device
)	O
,	O
PPC	O
(	O
PowerPC	B-Architecture
)	O
,	O
ARM	B-Architecture
,	O
DEC	B-Device
Alpha	I-Device
,	O
SPARC	B-Architecture
,	O
and	O
MIPS	B-Device
.	O
</s>
<s>
Instead	O
of	O
a	O
complete	O
implementation	O
of	O
an	O
algorithm	O
,	O
only	O
the	O
API	B-General_Concept
is	O
required	O
to	O
use	O
such	O
an	O
ASIC	O
.	O
</s>
<s>
Firm	O
ASIC	O
purpose	O
supported	O
by	O
FFmpeg	O
Details	O
AMD	O
UVD	O
decoding	O
via	O
VDPAU	B-Application
API	B-General_Concept
and	O
VAAPI	B-Application
VCE	O
encoding	O
via	O
VAAPI	B-Application
,	O
considered	O
experimental	O
Amlogic	B-Architecture
Amlogic	B-Architecture
Video	I-Architecture
Engine	I-Architecture
decoding	O
?	O
</s>
<s>
The	O
following	O
APIs	B-General_Concept
are	O
also	O
supported	O
:	O
DirectX	B-General_Concept
Video	I-General_Concept
Acceleration	I-General_Concept
(	O
DXVA2	O
,	O
Windows	O
)	O
,	O
Direct3D	O
11	O
(	O
D3D11VA	O
,	O
Windows	O
)	O
,	O
Media	B-Device
Foundation	I-Device
(	O
Windows	O
)	O
,	O
VideoToolbox	O
(	O
macOS	B-Application
)	O
,	O
RockChip	O
MPP	O
,	O
OpenCL	B-Application
,	O
OpenMAX	B-Application
,	O
MMAL	O
(	O
Raspberry	O
Pi	O
)	O
,	O
MediaCodec	O
(	O
Android	B-Application
OS	I-Application
)	O
,	O
V4L2	B-Application
(	O
Linux	B-Application
)	O
.	O
</s>
<s>
Depending	O
on	O
the	O
environment	O
,	O
these	O
APIs	B-General_Concept
may	O
lead	O
to	O
specific	O
ASICs	O
,	O
to	O
GPGPU	B-Architecture
routines	O
,	O
or	O
to	O
SIMD	B-Device
CPU	O
code	O
.	O
</s>
<s>
The	O
PGMYUV	O
image	O
format	O
is	O
a	O
homebrewn	O
variant	O
of	O
the	O
binary	B-Algorithm
(	O
P5	O
)	O
PGM	O
Netpbm	B-Language
format	O
.	O
</s>
<s>
FFmpeg	O
also	O
supports	O
16-bit	O
depths	O
of	O
the	O
PGM	O
and	O
PPM	O
formats	O
,	O
and	O
the	O
binary	B-Algorithm
(	O
P7	O
)	O
PAM	O
format	O
with	O
or	O
without	O
alpha	B-Algorithm
channel	I-Algorithm
,	O
depth	O
8	O
bit	O
or	O
16	O
bit	O
for	O
pix_fmts	O
monob	O
,	O
gray	O
,	O
gray16be	O
,	O
rgb24	O
,	O
rgb48be	O
,	O
ya8	O
,	O
rgba	O
,	O
rgb64be	O
.	O
</s>
<s>
In	O
addition	O
to	O
FFV1	B-Algorithm
and	O
Snow	O
formats	O
,	O
which	O
were	O
created	O
and	O
developed	O
from	O
within	O
FFmpeg	O
,	O
the	O
project	O
also	O
supports	O
the	O
following	O
formats	O
:	O
</s>
<s>
Group	O
Format	O
type	O
Format	O
name	O
ISO/IEC/ITU	O
-T	O
Video	O
MPEG-1	O
Part	O
2	O
,	O
H.261	B-Algorithm
(	O
Px64	O
)	O
,	O
H.262/MPEG	B-Algorithm
-2	I-Algorithm
Part	I-Algorithm
2	I-Algorithm
,	O
H.263	B-Algorithm
,	O
MPEG-4	B-Application
Part	I-Application
2	I-Application
,	O
H.264/MPEG	B-Application
-4	I-Application
AVC	I-Application
,	O
HEVC/H.265	B-Algorithm
(	O
MPEG-H	B-Algorithm
Part	I-Algorithm
2	I-Algorithm
)	O
,	O
MPEG-4	B-Application
VCB	O
(	O
a.k.a.	O
</s>
<s>
VP8	B-Algorithm
)	O
,	O
Motion	B-Application
JPEG	I-Application
,	O
IEC	O
DV	O
video	O
and	O
CD+G	O
Audio	O
MP1	O
,	O
MP2	O
,	O
MP3	B-Application
,	O
AAC	B-Application
,	O
HE-AAC	O
,	O
MPEG-4	B-Algorithm
ALS	I-Algorithm
,	O
G.711	B-Algorithm
μ-law	O
,	O
G.711	B-Algorithm
A-law	O
,	O
G.721	B-Algorithm
(	O
a.k.a.	O
</s>
<s>
G.726	B-Algorithm
32k	O
)	O
,	O
G.722	B-Algorithm
,	O
G.722.2	B-Algorithm
(	O
a.k.a.	O
</s>
<s>
AMR-WB	B-Algorithm
)	O
,	O
G.723	B-Algorithm
(	O
a.k.a.	O
</s>
<s>
G.726	B-Algorithm
24k	O
and	O
40k	O
)	O
,	O
G.723.1	B-Algorithm
,	O
G.726	B-Algorithm
,	O
G.729	B-Algorithm
,	O
G.729D	B-Algorithm
,	O
IEC	O
DV	O
audio	O
and	O
Direct	O
Stream	O
Transfer	O
Subtitle	O
MPEG-4	B-Application
Timed	O
Text	O
(	O
a.k.a.	O
</s>
<s>
3GPP	O
Timed	O
Text	O
)	O
Image	O
JPEG	O
,	O
Lossless	O
JPEG	O
,	O
JPEG-LS	O
,	O
JPEG	O
2000	O
,	O
JPEG	O
XL	O
,	O
PNG	O
,	O
CCITT	O
G3	O
and	O
CCITT	O
G4	O
Alliance	O
for	O
Open	O
MediaVideoAV1ImageAVIF	O
EIA	O
Subtitle	O
EIA-608	O
CEA	O
Subtitle	O
CEA-708	B-Device
SMPTE	O
Video	O
SMPTE	O
314M	O
(	O
a.k.a.	O
</s>
<s>
DVCPRO	O
HD	O
)	O
,	O
VC-1	B-Operating_System
(	O
a.k.a.	O
</s>
<s>
WMV3	B-Device
)	O
,	O
VC-2	B-Application
(	O
a.k.a.	O
</s>
<s>
Dirac	B-Application
Pro	O
)	O
,	O
VC-3	O
(	O
a.k.a.	O
</s>
<s>
AVID	O
DNxHD	O
)	O
Audio	O
SMPTE	O
302M	O
Image	O
DPX	O
ATSC/ETSI/DVB	O
Audio	O
Full	B-Algorithm
Rate	I-Algorithm
(	O
GSM	B-Algorithm
06.10	I-Algorithm
)	O
,	O
AC-3	O
(	O
Dolby	O
Digital	O
)	O
,	O
Enhanced	O
AC-3	O
(	O
Dolby	O
Digital	O
Plus	O
)	O
and	O
DTS	O
Coherent	O
Acoustics	O
(	O
a.k.a.	O
</s>
<s>
DTS	O
or	O
DCA	O
)	O
Subtitle	O
DVB	B-Application
Subtitling	O
(	O
ETSI	O
300	O
743	O
)	O
DVD	O
Forum/Dolby	O
Audio	O
MLP	B-Algorithm
/	O
Dolby	O
TrueHD	O
Subtitle	O
DVD-Video	O
subtitles	O
Xperi/DTS	O
,	O
Inc/QDesign	O
Audio	O
DTS	O
Coherent	O
Acoustics	O
(	O
a.k.a.	O
</s>
<s>
DTS-HD	O
LBR	O
)	O
,	O
DTS-HD	O
Master	O
Audio	O
,	O
QDesign	O
Music	O
Codec	B-General_Concept
1	O
and	O
2	O
Blu-ray	O
Disc	O
Association	O
Subtitle	O
PGS	O
(	O
Presentation	O
Graphics	O
Stream	O
)	O
3GPP	O
Audio	O
AMR-NB	B-Algorithm
,	O
AMR-WB	B-Algorithm
(	O
a.k.a.	O
</s>
<s>
G.722.2	B-Algorithm
)	O
3GPP2	O
Audio	O
QCELP-8	O
(	O
a.k.a.	O
</s>
<s>
SmartRate	O
or	O
IS-96C	O
)	O
,	O
QCELP-13	O
(	O
a.k.a.	O
</s>
<s>
PureVoice	B-Algorithm
or	O
IS-733	O
)	O
and	O
Enhanced	B-Algorithm
Variable	I-Algorithm
Rate	I-Algorithm
Codec	I-Algorithm
(	O
EVRC	B-Algorithm
.	O
</s>
<s>
IS-127	B-Algorithm
)	O
World	O
Wide	O
Web	O
Consortium	O
Video	O
Animated	O
GIF	O
Subtitle	O
WebVTT	O
Image	O
GIF	O
,	O
and	O
SVG	B-Application
(	O
via	O
librsvg	B-Language
)	O
IETF	O
Video	O
FFV1	B-Algorithm
Audio	O
iLBC	B-Algorithm
(	O
via	O
libilbc	O
)	O
,	O
Opus	B-Algorithm
and	O
Comfort	O
noise	O
International	O
Voice	O
Association	O
Audio	O
DSS-SP	B-Algorithm
SAC	O
Video	O
AVS	B-Algorithm
video	I-Algorithm
,	O
AVS2	B-Algorithm
video	O
(	O
via	O
libdavs2	O
)	O
,	O
and	O
AVS3	O
video	O
(	O
via	O
libuavs3d	O
)	O
Microsoft	O
Video	O
Microsoft	O
RLE	B-Algorithm
,	O
Microsoft	B-Algorithm
Video	I-Algorithm
1	I-Algorithm
,	O
Cinepak	B-Algorithm
,	O
Microsoft	O
MPEG-4	B-Application
v1	O
,	O
v2	O
and	O
v3	O
,	O
Windows	B-Application
Media	I-Application
Video	I-Application
(	O
WMV1	O
,	O
WMV2	O
,	O
WMV3/VC	O
-1	O
)	O
,	O
WMV	B-Device
Screen	O
and	O
Mimic	O
codec	B-General_Concept
Audio	O
Windows	B-Application
Media	I-Application
Audio	I-Application
(	O
WMA1	O
,	O
WMA2	O
,	O
WMA	B-Application
Pro	O
and	O
WMA	B-Application
Lossless	O
)	O
,	O
XMA	B-Application
(	O
XMA1	O
and	O
XMA2	O
)	O
,	O
FFmpeg	O
3.0	O
Released	O
,	O
Supports	O
VP9	B-Algorithm
VA-API	B-Application
Acceleration	O
.	O
</s>
<s>
February	O
15	O
,	O
2016	O
MSN	O
Siren	B-Algorithm
,	O
MS-GSM	O
and	O
MS-ADPCM	O
Subtitle	O
SAMI	B-Device
Image	O
Windows	B-Device
Bitmap	I-Device
,	O
WMV	B-Device
Image	O
(	O
WMV9	B-Device
Image	O
and	O
WMV9	B-Device
Image	O
v2	O
)	O
,	O
DirectDraw	O
Surface	O
,	O
and	O
MSPFFmpeg	O
4.4	O
Released	O
With	O
AV1	B-Application
VA-API	B-Application
Decoder	O
,	O
SVT-AV1	O
Encoding	O
.	O
</s>
<s>
April	O
9	O
,	O
2021	O
Interactive	O
Multimedia	O
Association	O
Audio	O
IMA	B-Algorithm
ADPCM	I-Algorithm
Intel	O
/	O
Digital	B-Algorithm
Video	I-Algorithm
Interactive	I-Algorithm
Video	O
RTV	O
2.1	O
(	O
Indeo	B-Algorithm
2	O
)	O
,	O
Indeo	B-Algorithm
3	O
,	O
4	O
and	O
5	O
,	O
and	O
Intel	O
H.263	B-Algorithm
Audio	O
DVI4	O
(	O
a.k.a.	O
</s>
<s>
IMA	O
DVI	O
ADPCM	B-Algorithm
)	O
,	O
Intel	O
Music	O
Coder	O
,	O
and	O
Indeo	B-Algorithm
Audio	O
Coder	O
RealNetworks	O
Video	O
RealVideo	B-Algorithm
Fractal	O
Codec	B-General_Concept
(	O
a.k.a.	O
</s>
<s>
Iterated	O
Systems	O
ClearVideo	O
)	O
,	O
1	O
,	O
2	O
,	O
3	O
and	O
4	O
Audio	O
RealAudio	B-Algorithm
v1	O
–	O
v10	O
,	O
and	O
RealAudio	B-Algorithm
Lossless	O
Subtitle	O
RealText	O
Apple	O
/	O
Spruce	O
Technologies	O
Video	O
Cinepak	B-Algorithm
(	O
Apple	O
Compact	O
Video	O
)	O
,	O
ProRes	O
,	O
Sorenson	O
3	O
Codec	B-General_Concept
,	O
QuickTime	B-Algorithm
Animation	I-Algorithm
(	O
Apple	O
Animation	O
)	O
,	O
QuickTime	B-Algorithm
Graphics	I-Algorithm
(	O
Apple	B-Algorithm
Graphics	I-Algorithm
)	O
,	O
Apple	B-Algorithm
Video	I-Algorithm
,	O
Apple	B-Algorithm
Intermediate	I-Algorithm
Codec	I-Algorithm
and	O
Pixlet	B-Algorithm
Audio	O
ALAC	B-Algorithm
Image	O
QuickDraw	B-Operating_System
PICT	B-Language
Subtitle	O
Spruce	O
subtitle	O
(	O
STL	O
)	O
Adobe	B-Operating_System
Flash	I-Operating_System
Player	I-Operating_System
(	O
SWF	O
)	O
Video	O
Screen	O
video	O
,	O
Screen	O
video	O
2	O
,	O
Sorenson	O
Spark	O
and	O
VP6	B-Algorithm
Audio	O
Adobe	O
SWF	O
ADPCM	B-Algorithm
and	O
Nellymoser	B-Algorithm
Asao	I-Algorithm
Adobe	O
/	O
Aldus	O
Image	O
TIFF	O
,	O
PSD	O
,	O
FFmpeg	O
3.3	O
Brings	O
Native	O
Opus	B-Algorithm
Encoder	O
,	O
Support	O
For	O
Spherical	O
Videos	O
.	O
</s>
<s>
April	O
17	O
,	O
2017	O
and	O
DNG	B-Application
Xiph.Org	B-Application
Video	O
Theora	B-Algorithm
Audio	O
Speex	B-Application
,	O
FFmpeg	O
5.0	O
Released	O
For	O
This	O
Popular	O
,	O
Open-Source	O
Multimedia	O
Library	O
.	O
</s>
<s>
January	O
14	O
,	O
2022	O
Vorbis	B-Algorithm
,	O
Opus	B-Algorithm
and	O
FLAC	B-Application
Subtitle	O
Ogg	O
Writ	O
Sony	O
Audio	O
Adaptive	O
Transform	O
Acoustic	O
Coding	O
(	O
ATRAC1	O
,	O
ATRAC3	O
,	O
ATRAC3Plus	O
,	O
FFmpeg	O
2.2	O
Release	O
Adds	O
The	O
Libx265	O
Encoder	O
.	O
</s>
<s>
March	O
23	O
,	O
2014	O
and	O
ATRAC9FFmpeg	O
4.1	O
Brings	O
AV1	B-Application
Parser	O
&	O
Support	O
For	O
AV1	B-Application
In	O
MP4	O
.	O
</s>
<s>
November	O
6	O
,	O
2018	O
)	O
and	O
PSX	O
ADPCM	B-Algorithm
NTT	O
Audio	O
TwinVQ	B-Algorithm
Google	B-Application
/	O
On2	B-Application
/	O
GIPS	B-Application
Video	O
Duck	O
TrueMotion	B-Application
1	I-Application
,	O
Duck	O
TrueMotion	B-Application
2	I-Application
,	O
Duck	O
TrueMotion	O
2.0	O
Real	O
Time	O
,	O
VP3	B-Algorithm
,	O
VP4	O
,	O
FFmpeg	O
4.2	O
Released	O
With	O
AV1	B-Application
Decoding	O
Support	O
,	O
GIF	O
Parser	O
.	O
</s>
<s>
August	O
6	O
,	O
2019	O
VP5	O
,	O
VP6	B-Algorithm
,	O
VP7	O
,	O
VP8	B-Algorithm
,	O
FFmpeg	O
0.6	O
Released	O
With	O
H.264	B-Application
,	O
VP8	B-Algorithm
Love	O
.	O
</s>
<s>
June	O
16	O
,	O
2010	O
VP9	B-Algorithm
and	O
animated	O
WebP	O
Audio	O
DK	O
ADPCM	B-Algorithm
Audio	O
3/4	O
,	O
On2	B-Application
AVC	O
and	O
iLBC	B-Algorithm
(	O
via	O
libilbc	O
)	O
Image	O
WebP	O
Epic	O
Games	O
/	O
RAD	B-Algorithm
Game	I-Algorithm
Tools	I-Algorithm
Video	O
Smacker	B-Algorithm
video	I-Algorithm
and	O
Bink	B-Algorithm
video	I-Algorithm
Audio	O
Bink	O
audio	O
CRI	O
Middleware	O
Audio	O
ADX	B-Algorithm
ADPCM	I-Algorithm
,	O
and	O
HCA	O
Nintendo	O
/	O
NERD	O
Video	O
Mobiclip	O
video	O
Audio	O
GCADPCM	O
(	O
a.k.a.	O
</s>
<s>
ADPCM	B-Algorithm
THP	O
)	O
,	O
FastAudio	O
,	O
and	O
ADPCM	B-Algorithm
IMA	O
MOFLEX	O
Synaptics	B-Language
/	O
DSP	O
Group	O
Audio	O
Truespeech	B-Algorithm
Electronic	O
Arts	O
/	O
Criterion	O
Games	O
/	O
Black	O
Box	O
Games	O
/	O
Westwood	O
Studios	O
Video	O
RenderWare	O
TXD	O
,	O
Madcow	O
,	O
CMV	O
,	O
TGV	O
,	O
TGQ	O
,	O
TQI	O
,	O
Midivid	O
VQ	O
(	O
MVDV	O
)	O
,	O
MidiVid	O
3.0	O
(	O
MV30	O
)	O
,	O
Midivid	O
Archival	O
(	O
MVHA	O
)	O
,	O
and	O
Vector	O
Quantized	O
Animation	O
(	O
VQA	O
)	O
Audio	O
Electronic	O
Arts	O
ADPCM	B-Algorithm
variants	O
Netpbm	B-Language
Image	O
PBM	O
,	O
PGM	O
,	O
PPM	O
,	O
PNM	O
,	O
PAM	O
,	O
PFM	O
and	O
PHM	O
MIT/X	O
Consortium/The	O
Open	O
Group	O
Image	O
XBM	B-Device
,	O
FFmpeg	O
0.11	O
Has	O
Blu-Ray	O
Protocol	O
,	O
New	O
Encoders	O
.	O
</s>
<s>
May	O
26	O
,	O
2012	O
XPM	O
and	O
xwd	B-Protocol
HPE	O
/	O
SGI	O
/	O
Silicon	O
Graphics	O
Video	O
Silicon	O
Graphics	O
RLE	B-Algorithm
8-bit	O
video	O
,	O
Silicon	O
Graphics	O
MVC1/2	O
Image	O
Silicon	O
Graphics	O
Image	O
Oracle/Sun	O
Microsystems	O
Image	O
Sun	O
Raster	O
IBM	O
Video	O
IBM	O
UltiMotion	O
Avid	O
Technology	O
/	O
Truevision	O
Video	O
Avid	O
1:1x	O
,	O
Avid	O
Meridien	O
,	O
Avid	O
DNxHD	O
,	O
Avid	O
DNx444	O
,	O
and	O
DNxHR	B-Algorithm
Image	O
Targa	O
Autodesk	O
/	O
Alias	O
Video	O
Autodesk	B-Application
Animator	I-Application
Studio	I-Application
Codec	I-Application
and	O
FLIC	B-Application
Image	O
Alias	O
PIX	O
Activision	O
Blizzard	O
/	O
Activision	O
/	O
Infocom	O
Audio	O
ADPCM	B-Algorithm
Zork	B-Application
Konami	O
/	O
Hudson	O
Soft	O
Video	O
HVQM4	O
Video	O
Audio	O
Konami	O
MTAF	O
,	O
and	O
ADPCM	B-Algorithm
IMA	O
HVQM4	O
Grass	O
Valley	O
/	O
Canopus	O
Video	O
HQ	O
,	O
HQA	O
,	O
HQX	O
and	O
Lossless	O
Vizrt	O
/	O
NewTek	O
Video	O
SpeedHQ	O
Image	O
Vizrt	O
Binary	B-Algorithm
ImageFFmpeg	O
5.1	O
Released	O
With	O
Many	O
Improvements	O
To	O
This	O
Important	O
Multimedia	O
Project	O
.	O
</s>
<s>
July	O
22	O
,	O
2022	O
Academy	O
Software	O
Foundation	O
/	O
ILM	O
Image	O
OpenEXR	B-Application
Mozilla	O
Corporation	O
Video	O
APNGFFmpeg	O
2.5	O
Brings	O
Animated	O
PNG	O
,	O
WebP	O
Decoding	O
Support	O
.	O
</s>
<s>
December	O
4	O
,	O
2014	O
Matrox	B-Application
Video	O
Matrox	B-Application
Uncompressed	O
SD	O
(	O
M101	O
)	O
/	O
HD	O
(	O
M102	O
)	O
AMD/ATI	O
Video	O
ATI	O
VCR1/VCR2	O
Asus	O
Video	O
ASUS	O
V1/V2	O
codec	B-General_Concept
Commodore	O
Video	O
CDXL	O
codec	B-General_Concept
Kodak	O
Image	O
Photo	O
CD	O
Blackmagic	O
Design	O
/	O
Cintel	O
Image	O
Cintel	O
RAW	O
Houghton	O
Mifflin	O
Harcourt	O
/	O
The	O
Learning	O
Company	O
/	O
ZSoft	O
Corporation	O
Image	O
PCX	O
Australian	O
National	O
University	O
Image	O
X-FaceFFmpeg	O
1.1	O
Brings	O
New	O
Support	O
,	O
Encoders/Decoders	O
.	O
</s>
<s>
Output	O
formats	O
(	O
container	O
formats	O
and	O
other	O
ways	O
of	O
creating	O
output	O
streams	O
)	O
in	O
FFmpeg	O
are	O
called	O
"	O
muxers	B-Architecture
"	O
.	O
</s>
<s>
It	O
also	O
does	O
not	O
yet	O
support	O
ARGB	O
1:5:5:5	O
,	O
2:10:10:10	O
,	O
or	O
other	O
BMP	B-Device
bitfield	O
formats	O
that	O
are	O
not	O
commonly	O
used	O
.	O
</s>
<s>
SRT	B-Protocol
Alliance	O
standard	O
:	O
</s>
<s>
FFmpeg	O
supports	O
the	O
following	O
devices	O
via	O
external	O
libraries	B-Library
.	O
</s>
<s>
IEEE	B-Protocol
1394	I-Protocol
(	O
a.k.a.	O
</s>
<s>
FFmpeg	O
contains	O
more	O
than	O
100	O
codecs	B-General_Concept
,	O
most	O
of	O
which	O
use	O
compression	O
techniques	O
of	O
one	O
kind	O
or	O
another	O
.	O
</s>
<s>
Patents	O
for	O
many	O
older	O
codecs	B-General_Concept
,	O
including	O
AC3	O
and	O
all	O
MPEG-1	O
and	O
MPEG-2	O
codecs	B-General_Concept
,	O
have	O
expired	O
.	O
</s>
<s>
FFmpeg	O
is	O
licensed	O
under	O
the	O
LGPL	B-Application
license	I-Application
,	O
but	O
if	O
a	O
particular	O
build	O
of	O
FFmpeg	O
is	O
linked	O
against	O
any	O
GPL	B-License
libraries	B-Library
(	O
notably	O
x264	B-Language
)	O
,	O
then	O
the	O
entire	O
binary	B-Algorithm
is	O
licensed	O
under	O
the	O
GPL	B-License
.	O
</s>
<s>
FFmpeg	O
is	O
used	O
by	O
software	O
such	O
as	O
Blender	B-Application
,	O
Cinelerra-GG	O
Infinity	O
,	O
HandBrake	B-Language
,	O
Kodi	B-Application
,	O
MPC-HC	B-Language
,	O
Plex	B-Application
,	O
Shotcut	B-Application
,	O
VirtualDub2	B-Application
(	O
a	O
VirtualDub	B-Application
fork	O
)	O
,	O
VLC	B-Application
media	I-Application
player	I-Application
,	O
xine	B-Application
and	O
YouTube	B-General_Concept
.	I-General_Concept
</s>
<s>
It	O
handles	O
video	O
and	O
audio	O
playback	O
in	O
Google	B-Application
Chrome	I-Application
and	O
the	O
Linux	B-Application
version	O
of	O
Firefox	O
.	O
</s>
<s>
GUI	B-Application
front-ends	B-Architecture
for	O
FFmpeg	O
have	O
been	O
developed	O
,	O
including	O
Multimedia	O
Xpert	O
and	O
XMedia	B-Language
Recode	I-Language
.	O
</s>
<s>
FFmpeg	O
is	O
used	O
by	O
ffdshow	B-Language
,	O
FFmpegInterop	O
,	O
the	O
GStreamer	B-Language
FFmpeg	O
plug-in	O
,	O
LAV	O
Filters	O
and	O
OpenMAX	B-Application
IL	O
to	O
expand	O
the	O
encoding	O
and	O
decoding	O
capabilities	O
of	O
their	O
respective	O
multimedia	B-Library
platforms	I-Library
.	O
</s>
