<s>
PPSSPP	B-Language
(	O
an	O
acronym	O
for	O
"	O
PlayStation	B-Language
Portable	I-Language
Simulator	I-Language
Suitable	I-Language
for	I-Language
Playing	I-Language
Portably	I-Language
"	O
)	O
is	O
a	O
free	B-License
and	I-License
open-source	I-License
PSP	B-Operating_System
emulator	O
for	O
Windows	B-Application
,	O
macOS	B-Application
,	O
Linux	B-Application
,	O
iOS	B-Application
,	O
Android	B-Application
,	O
Nintendo	B-Device
WiiU	I-Device
,	O
Nintendo	B-Application
Switch	I-Application
,	O
BlackBerry	B-Application
10	I-Application
,	O
MeeGo	B-Operating_System
,	O
Pandora	B-Device
,	O
Xbox	B-Device
Series	I-Device
X/S	I-Device
and	O
Symbian	B-Operating_System
with	O
an	O
increased	O
focus	O
on	O
speed	O
and	O
portability	O
.	O
</s>
<s>
The	O
PPSSPP	B-Language
project	O
was	O
created	O
by	O
Henrik	O
Rydgård	O
,	O
one	O
of	O
the	O
co-founders	O
of	O
the	O
Dolphin	B-Application
emulator	I-Application
.	O
</s>
<s>
PPSSPP	B-Language
supports	O
save	O
states	O
,	O
dynamic	O
recompilation	O
(	O
JIT	O
)	O
and	O
has	O
rudimentary	O
support	O
of	O
ad	B-General_Concept
hoc	I-General_Concept
wireless	I-General_Concept
networking	I-General_Concept
.	O
</s>
<s>
To	O
decode	O
PSP	B-Operating_System
multimedia	O
data	O
PPSSPP	B-Language
uses	O
the	O
FFmpeg	B-Library
software	O
library	O
,	O
which	O
was	O
enhanced	O
to	O
enable	O
it	O
to	O
handle	O
Sony	O
's	O
proprietary	O
ATRAC3plus	O
audio	O
format	O
as	O
used	O
by	O
the	O
PSP	B-Operating_System
.	O
</s>
<s>
PPSSPP	B-Language
offers	O
graphical	O
features	O
that	O
are	O
enhancements	O
over	O
the	O
PSP	B-Operating_System
's	O
capabilities	O
,	O
such	O
as	O
higher	O
screen	O
resolutions	O
,	O
antialiasing	B-Algorithm
,	O
image	B-Algorithm
scaling	I-Algorithm
,	O
support	O
for	O
shaders	O
,	O
and	O
linear	O
and	O
anisotropic	O
filtering	O
.	O
</s>
<s>
The	O
ports	O
of	O
PPSSPP	B-Language
for	O
mobile	O
devices	O
offer	O
additional	O
features	O
specific	O
to	O
each	O
platform	O
,	O
such	O
as	O
'	O
immersive	O
mode	O
 '	O
for	O
Android	B-Application
devices	O
,	O
support	O
of	O
the	O
multimedia	O
buttons	O
within	O
Symbian	B-Operating_System
devices	O
and	O
screen	O
stretching	O
on	O
BlackBerry	B-Application
10	I-Application
devices	O
to	O
support	O
square	O
screens	O
.	O
</s>
<s>
All	O
ports	O
of	O
PPSSPP	B-Language
for	O
mobile	O
devices	O
support	O
the	O
use	O
of	O
accelerometers	O
,	O
keyboards	O
and	O
gamepads	O
as	O
input	O
devices	O
.	O
</s>
<s>
PPSSPP	B-Language
also	O
supports	O
the	O
Vulkan	B-Application
API	I-Application
,	O
which	O
was	O
added	O
in	O
v1.5.4	O
release	O
and	O
is	O
intended	O
to	O
provide	O
a	O
substantial	O
performance	O
boost	O
on	O
supported	O
devices	O
.	O
</s>
<s>
Since	O
its	O
inception	O
,	O
PPSSPP	B-Language
has	O
had	O
a	O
focus	O
on	O
portability	O
with	O
support	O
for	O
multiple	O
architectures	O
and	O
operating	O
systems	O
.	O
</s>
<s>
While	O
initially	O
only	O
supporting	O
Microsoft	B-Application
Windows	I-Application
and	O
Android	B-Application
,	O
this	O
quickly	O
grew	O
to	O
include	O
Blackberry	B-Application
10	I-Application
,	O
Symbian	B-Operating_System
,	O
macOS	B-Application
,	O
Linux	B-Application
and	O
later	O
iOS	B-Application
.	O
</s>
<s>
The	O
source	O
code	O
also	O
unofficially	O
supports	O
a	O
wide	O
variety	O
of	O
operating	O
systems	O
and	O
platforms	O
,	O
including	O
Raspberry	B-Operating_System
Pi	I-Operating_System
,	O
Loongson	B-Language
,	O
Maemo	B-Operating_System
,	O
Universal	B-Device
Windows	I-Device
Platform	I-Device
(	O
Microsoft	B-Operating_System
Windows	I-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
,	O
Xbox	B-Device
One	I-Device
,	O
Microsoft	B-Operating_System
Windows	I-Operating_System
10	I-Operating_System
(	O
X86_32	O
,	O
X86_64	O
,	O
ARM	B-Architecture
and	O
ARM64	B-Architecture
)	O
)	O
,	O
Meego	B-Operating_System
Harmattan	I-Operating_System
and	O
Pandora	B-Device
.	O
</s>
<s>
There	O
was	O
at	O
one	O
stage	O
a	O
port	O
for	O
Xbox	B-Operating_System
360	I-Operating_System
.	O
</s>
<s>
Although	O
the	O
port	O
was	O
abandoned	O
,	O
the	O
support	O
code	O
remains	O
,	O
offering	O
support	O
for	O
big-endian	O
CPUs	O
and	O
DirectX	B-Application
compatible	O
GPUs	O
.	O
</s>
<s>
To	O
aid	O
with	O
the	O
portability	O
two	O
cross-platform	B-Operating_System
development	O
libraries	O
,	O
SDL	B-Operating_System
and	O
Qt	B-Language
,	O
are	O
able	O
to	O
be	O
used	O
in	O
addition	O
to	O
the	O
non-portable	O
Blackberry	O
,	O
Android	B-Application
and	O
Win32	B-Library
interfaces	O
.	O
</s>
<s>
The	O
Qt	B-Language
frontend	O
was	O
instrumental	O
in	O
adding	O
support	O
for	O
platforms	O
such	O
as	O
Symbian	B-Operating_System
.	O
</s>
<s>
The	O
Qt	B-Language
frontend	O
is	O
able	O
to	O
support	O
all	O
officially	O
supported	O
platforms	O
and	O
is	O
the	O
suggested	O
alternative	O
if	O
no	O
native	O
interface	O
exists	O
.	O
</s>
<s>
As	O
of	O
March	O
2017	O
,	O
984	O
games	O
are	O
playable	O
in	O
PPSSPP	B-Language
,	O
while	O
67	O
games	O
load	O
to	O
some	O
frame	O
of	O
in-game	O
state	O
.	O
</s>
<s>
As	O
of	O
July	O
2020	O
,	O
almost	O
all	O
games	O
are	O
playable	O
in	O
PPSSPP	B-Language
emulator	O
.	O
</s>
