<s>
Depending	O
on	O
the	O
application	O
,	O
this	O
can	O
be	O
performed	O
on	O
a	O
physical	O
photograph	O
,	O
artwork	O
,	O
or	O
film	O
footage	O
,	O
or	O
it	O
can	O
be	O
achieved	O
digitally	B-Device
by	O
using	O
image	B-Application
editing	I-Application
software	O
.	O
</s>
<s>
The	O
process	O
of	O
cropping	O
is	O
common	O
to	O
the	O
photographic	O
,	O
film	O
processing	O
,	O
broadcasting	B-Operating_System
,	O
graphic	O
design	O
,	O
and	O
printing	O
businesses	O
.	O
</s>
<s>
It	O
is	O
considered	O
one	O
of	O
the	O
few	O
editing	O
actions	O
permissible	O
in	O
modern	O
photojournalism	O
along	O
with	O
tonal	O
balance	O
,	O
color	O
correction	O
and	O
sharpening	B-Algorithm
.	O
</s>
<s>
A	O
cropping	O
made	O
by	O
trimming	O
off	O
the	O
top	O
and	O
bottom	O
margins	O
of	O
a	O
photograph	O
,	O
or	O
a	O
film	O
,	O
produces	O
a	O
view	O
that	O
mimics	O
the	O
panoramic	O
format	O
(	O
in	O
photography	O
)	O
or	O
the	O
widescreen	O
format	O
in	O
cinematography	O
and	O
broadcasting	B-Operating_System
.	O
</s>
<s>
Rather	O
than	O
cropping	O
,	O
the	O
cinematographer	O
usually	O
uses	O
mattes	O
to	O
increase	O
the	O
latitude	O
for	O
alternative	O
aspect	O
ratios	O
in	O
projection	O
and	O
broadcast	B-Operating_System
.	O
</s>
<s>
Without	O
this	O
,	O
widescreen	O
reproduction	O
,	O
especially	O
for	O
television	O
broadcasting	B-Operating_System
,	O
is	O
dependent	O
upon	O
a	O
variety	O
of	O
soft	O
matting	O
techniques	O
such	O
as	O
letterboxing	O
,	O
which	O
involves	O
varying	O
degrees	O
of	O
image	O
cropping	O
(	O
see	O
figures	O
2	O
,	O
3	O
and	O
4	O
)	O
.	O
</s>
<s>
However	O
,	O
using	O
texture	O
synthesis	O
,	O
it	O
is	O
possible	O
to	O
artificially	O
add	O
a	O
band	O
around	O
an	O
image	O
,	O
synthetically	O
"	O
uncropping	B-Algorithm
"	O
it	O
.	O
</s>
<s>
An	O
plug-in	B-Application
exists	O
for	O
the	B-Application
GIMP	I-Application
image	B-Application
editor	I-Application
.	O
</s>
