<s>
vMix	B-Language
is	O
a	O
software	B-General_Concept
vision	I-General_Concept
mixer	I-General_Concept
available	O
for	O
the	O
Windows	O
operating	O
system	O
.	O
</s>
<s>
The	O
software	O
is	O
developed	O
by	O
StudioCoast	O
PTY	O
LTD	O
.	O
Like	O
most	O
vision	O
mixing	O
software	O
,	O
it	O
allows	O
users	O
to	O
switch	O
inputs	O
,	O
mix	O
audio	O
,	O
record	O
outputs	O
,	O
and	O
live	O
stream	O
cameras	O
,	O
videos	O
files	O
,	O
audio	O
,	O
and	O
more	O
,	O
in	O
resolutions	O
of	O
up	O
to	O
4K	B-Architecture
.	O
</s>
<s>
vMix	B-Language
is	O
available	O
in	O
multiple	O
editions	O
ranging	O
in	O
price	O
and	O
available	O
features	O
.	O
</s>
<s>
Current	O
editions	O
include	O
Basic	O
,	O
Basic	O
HD	O
,	O
SD	O
,	O
HD	O
,	O
4K	B-Architecture
,	O
and	O
Pro	O
.	O
</s>
<s>
vMix	B-Language
heavily	O
takes	O
advantage	O
of	O
the	O
GPU	B-Architecture
,	O
and	O
relies	O
on	O
graphics	O
libraries	O
such	O
as	O
Direct3D	B-Application
,	O
making	O
the	O
software	O
exclusive	O
to	O
the	O
Windows	O
operating	O
system	O
,	O
though	O
it	O
can	O
be	O
run	O
through	O
Boot	B-Application
Camp	I-Application
.	O
</s>
<s>
StudioCoast	O
has	O
previously	O
indicated	O
that	O
the	O
software	O
performs	O
best	O
on	O
dedicated	O
Nvidia	O
video	B-Device
cards	I-Device
.	O
</s>
<s>
With	O
the	O
release	O
of	O
version	O
19	O
,	O
vMix	B-Language
Call	O
is	O
available	O
,	O
marking	O
the	O
first	O
time	O
a	O
software	B-General_Concept
vision	I-General_Concept
mixer	I-General_Concept
has	O
been	O
released	O
with	O
built	O
in	O
video-conferencing	O
.	O
</s>
<s>
With	O
vMix	B-Language
call	O
,	O
any	O
third	O
party	O
with	O
access	O
to	O
a	O
web	O
browser	O
(	O
on	O
any	O
platform	O
including	O
mobile	O
)	O
can	O
connect	O
remotely	O
to	O
the	O
vMix	B-Language
software	O
.	O
</s>
<s>
The	O
number	O
of	O
simultaneous	O
calls	O
varies	O
by	O
version	O
with	O
1	O
caller	O
available	O
on	O
the	O
HD	O
level	O
,	O
4	O
with	O
4K	B-Architecture
and	O
8	O
calls	O
on	O
the	O
pro	O
level	O
.	O
</s>
<s>
vMix	B-Language
call	O
is	O
not	O
available	O
with	O
Basic	O
or	O
Basic	O
HD	O
versions	O
.	O
</s>
<s>
vMix	B-Language
Social	O
allows	O
operators	O
to	O
incorporate	O
social	O
media	O
content	O
and	O
comments	O
from	O
Twitter	B-Application
,	O
Facebook	B-Application
,	O
Twitch	O
and	O
YouTube	B-General_Concept
Live	O
and	O
IRC	O
Channels	O
.	O
</s>
<s>
Content	O
can	O
be	O
queued	O
from	O
any	O
web	O
browser	O
and	O
integrated	O
with	O
animated	O
titles	O
within	O
vMix	B-Language
.	O
</s>
<s>
Also	O
supports	O
2	O
channels	O
of	O
4K	B-Architecture
Replay	O
and	O
High	O
Frame	O
Rates	O
(	O
Up	O
to	O
240fps	O
)	O
.	O
</s>
<s>
With	O
the	O
release	O
of	O
version	O
22	O
,	O
vMix	B-Language
includes	O
a	O
new	O
graphics	B-Device
engine	I-Device
for	O
visuals	O
and	O
overlays	O
,	O
dubbed	O
"	O
GT	O
Graphics	B-Device
Engine	I-Device
"	O
.	O
</s>
<s>
Version	O
22	O
also	O
brought	O
the	O
release	O
of	O
a	O
proprietary	O
codec	O
aimed	O
at	O
streamlining	O
post-production	O
:	O
"	O
vMix	B-Language
Video	O
Codec	O
"	O
,	O
it	O
has	O
been	O
described	O
as	O
having	O
"	O
similar	O
quality	O
to	O
ProRes	B-Algorithm
but	O
with	O
very	O
low	O
CPU	O
usage.	O
"	O
</s>
<s>
The	O
release	O
of	O
vMix	B-Language
23	O
includes	O
full	O
support	O
for	O
Secure	B-Protocol
Reliable	I-Protocol
Transport	I-Protocol
or	O
SRT	O
,	O
making	O
it	O
the	O
first	O
live	O
video	O
production	O
software	O
to	O
do	O
so	O
.	O
</s>
<s>
vMix	B-Language
25	O
added	O
the	O
ability	O
to	O
stream	O
on	O
the	O
local	O
network	O
via	O
HLS	O
using	O
a	O
feature	O
called	O
LiveLAN	O
.	O
</s>
<s>
Broadcast	O
to	O
multiple	O
sources	O
at	O
once	O
through	O
built	O
in	O
FFMPEG	B-Library
encoder	O
.	O
</s>
<s>
Supports	O
FMLE	B-Operating_System
encoder	O
for	O
compatibility	O
.	O
</s>
<s>
(	O
FMLE	B-Operating_System
Must	O
be	O
installed	O
separately	O
,	O
it	O
is	O
available	O
as	O
a	O
free	O
download	O
from	O
Adobe	O
)	O
.	O
</s>
<s>
Make	O
local	O
recordings	O
in	O
multiple	O
formats	O
and	O
containers	O
including	O
h.264	B-Application
MP4	O
,	O
and	O
vMix	B-Language
Video	O
Codec	O
,	O
a	O
specialized	O
codec	O
developed	O
for	O
increased	O
speed	O
and	O
efficiency	O
in	O
vMix	B-Language
,	O
based	O
on	O
AVI	O
.	O
</s>
<s>
Full	O
support	O
for	O
Network	B-Protocol
Device	I-Protocol
Interface	I-Protocol
(	O
NDI	B-Protocol
)	O
input	O
and	O
output	O
.	O
</s>
<s>
Titles	O
(	O
Editor	O
built-in	O
,	O
vMix	B-Language
also	O
comes	O
with	O
a	O
separate	O
"	O
Title	O
Designer	O
"	O
application	O
for	O
making	O
custom	O
titles	O
.	O
)	O
</s>
<s>
Titles	O
are	O
based	O
on	O
XAML	B-Device
format	O
.	O
</s>
<s>
NDI	B-Protocol
:	O
Support	O
for	O
input	O
of	O
cameras	O
and	O
other	O
sources	O
,	O
and	O
output	O
of	O
individual	O
sources	O
and	O
master	O
output	O
through	O
NewTek	O
's	O
NDI	B-Protocol
protocol	O
.	O
</s>
<s>
Secure	B-Protocol
Reliable	I-Protocol
Transport	I-Protocol
:	O
Support	O
for	O
input	O
and	O
output	O
of	O
SRT	O
in	O
all	O
editions	O
of	O
vMix	B-Language
,	O
since	O
version	O
23	O
.	O
</s>
<s>
In	O
2013	O
and	O
2017	O
,	O
Streamingmedia.com	O
awarded	O
vMix	B-Language
with	O
the	O
Streaming	O
Media	O
Best	O
of	O
NAB	O
award	O
.	O
</s>
