JP
E
G(Jo
i
nt
Photograph
i
c
E
xperts
Group)
i
s
the
most
w
i
de
l
y
used
p
i
cture
compress
i
on
and
storage
format
today
.
Ut
ili
z
i
ng
h
i
gh
eff
i
c
i
ency
compress
i
on
a
l
gor
i
thm,
JP
E
G
compresses
the
or
i
g
i
na
l
p
i
cture
15
to
20
t
i
mes
w
i
th
exce
ll
ent
p
i
cture
qua
li
ty
.
JP
E
G
i
s
featur
i
ng
sma
ll
s
i
ze
data,
conven
i
ent
app
li
cat
i
on
and
supported
by
most
p
i
cture
process
i
ng
software,
so
i
t
i
s
very
f
i
t
to
store
photos
.
The
strong
decod
i
ng
capab
ili
ty
of
th
i
s
un
i
t
can
decode
and
p
l
ay
the
f
il
es
w
i
th
the
above
formats
.
I
n
the
course
of
p
l
ay
i
ng,
an
operat
i
on
menu
w
ill
appear
and
i
ts
construct
i
on
i
s
shown
as
fo
ll
ows
.
D
i
sp
l
ay
the
current
state
i
nformat
i
on
.
1
State
w
i
ndow
4
Scro
ll
bar
w
i
ndow
I
nd
i
cate
the
current
f
il
e
'
s
pos
i
t
i
on
.
2
D
I
R
w
i
ndow
D
i
sp
l
ay
the
current
path
.
5
Prev
i
ew
w
i
ndow
JP
E
G
i
mage
prev
i
ew
.
D
i
sp
l
ay
the
current
path
'
s
f
il
e
.
3
Fil
e
w
i
ndow
6
I
nformat
i
on
w
i
ndow
D
i
sp
l
ay
the
current
operat
i
on
prompts
.
The
state
i
nformat
i
on
i
n
state
w
i
ndow
i
s
as
fo
ll
ows:
4
00:57
002/073
03:31
128
2
1
3
5
6
El
apsed
p
l
aybac
k
t
i
me
of
the
current
Mus
i
c
f
il
e
1
Tota
l
p
l
aybac
k
t
i
me
of
the
current
Mus
i
c
f
il
e
2
The
aud
i
o
b
i
t
rate
of
the
current
Mus
i
c
f
il
e
3
Current
p
l
aybac
k
mode
i
nd
i
cator
4
Trac
k i
nd
i
cator
5
6
Dynam
i
c
frequency
spectrum
i
nd
i
cator
00:00
00:00
00
4
/369
\
P
I
C
\
Du000
Du001
Du002
..
1
2
3
4
5
6
MP
E
G
4
, A
N
D
JP
E
G
FI
L
E
PLAY
IN
G
MP
E
G
4 i
s
the
aud
i
o
standard
pub
li
shed
by
MP
E
G(Mov
i
ng
P
i
ctures
E
xperts
Group)
i
n
N
ovember,
1998
.
As
the
d
i
screpant
parts
between
frames
of
p
i
cture
are
on
l
y
processed
and
the
same
parts
are
de
l
eted,
the
data
number
are
great
l
y
decreased
.
The
most
d
i
st
i
nct
feature
of
MP
E
G
4 i
s
the
h
i
gh
compress
i
on
and
c
l
ear
i
mag
i
ng
. F
urthermore,
MP
E
G
4
prov
i
des
e
l
ast
i
c
spec
i
f
i
cat
i
ons
to
adjust
the
stream
accord
i
ng
to
the
used
requ
i
rements
.
The
l
arger
stream
can
be
used
when
co
ll
ect
i
ng
pr
i
vate
f
il
ms;
and
the
sma
ll
stream
can
be
used
i
n
networ
k
transferr
i
ng,
wh
i
ch
ma
k
e
MP
E
G
4
use
w
i
de
l
y
.
DVD
OPERAT
I
ON
30
l
Th
i
s
p
l
ayer
may
save
one
DVD
d
i
sc
.
When
sav
i
ng
new
d
i
scs,
the
former
saved
d
i
sc
i
nformat
i
on
w
ill
be
c
l
eared
.
l
f
the
power
i
s
cut
off
unexpected
l
y,
the
d
i
sc
may
not
be
remembered
.
NOTE
2
.
Dur
i
ng
next
t
i
me
d
i
sc
read
i
ng,
when
the
p
l
ayer
recogn
i
ses
the
d
i
sc
i
s
the
one
saved
l
ast
t
i
me,
i
t
w
ill
s
ki
ps
to
the
t
i
me
po
i
nt
saved
l
ast
t
i
me
to
p
l
ay
. I
f
you
want
to
p
l
ay
the
d
i
sc
from
the
beg
i
nn
i
ng,
p
l
ease
press
[
STOP
]
button
two
t
i
mes
and
press
[
PLAY
]
button,
then,
the
p
l
ayer
w
ill
p
l
ay
from
the
beg
i
nn
i
ng
of
the
d
i
sc
.