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I
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2252
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IJ
-
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Vo
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1
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58
Sp
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co
v
e
r
in
g
th
e
p
ath
s
.
T
h
u
s
SMM
DS
R
e
x
tr
ac
ts
a
n
d
u
s
e
s
t
h
e
i
n
f
o
r
m
atio
n
i
n
tr
o
d
u
ce
d
in
t
y
p
ical
r
o
u
ti
n
g
m
es
s
a
g
es
an
d
s
en
d
th
e
p
ac
k
e
ts
to
M
A
C
l
a
y
er
.
I
n
M
A
C
la
y
er
m
o
d
if
ied
d
y
n
a
m
ic
m
ap
p
in
g
alg
o
r
ith
m
is
v
er
y
ac
t
u
alt
h
a
n
s
t
atic
an
d
d
y
n
a
m
ic
m
ap
p
in
g
[
3
5
]
,
[
3
6
]
in
co
n
tr
ib
u
tin
g
les
s
in
te
r
-
p
ac
k
et
d
ela
y
an
d
h
ig
h
P
SNR
r
atio
t
h
er
eb
y
cr
ea
tin
g
t
h
e
q
u
al
it
y
o
f
v
id
eo
in
e
n
d
u
s
er
ex
p
er
ien
ce
.
T
h
e
r
em
ai
n
d
er
o
f
th
is
p
ap
er
is
o
r
g
an
ized
as
f
o
llo
w
s
:
I
n
S
ec
ti
o
n
2
an
d
3
th
e
p
r
o
p
o
s
ed
s
y
s
te
m
an
d
th
e
p
r
o
j
ec
ted
m
u
l
tip
ath
r
o
u
ti
n
g
is
d
is
cu
s
s
ed
.
Sectio
n
4
s
y
m
b
o
li
ze
th
e
s
y
s
te
m
s
i
m
u
latio
n
m
o
d
e
l
an
d
illu
s
tr
ates
t
h
e
s
ig
n
i
f
ica
n
ce
o
f
t
h
e
p
r
o
p
o
s
ed
w
o
r
k
,
w
h
ile
co
n
cl
u
s
io
n
s
d
r
a
w
n
ar
e
g
iv
e
n
in
S
ec
tio
n
5
.
2.
CRO
SS
L
AYER A
RCH
I
T
E
CT
UR
E
P
r
o
v
is
io
n
in
g
Q
u
alit
y
o
f
Ser
v
ic
e
(
Qo
S)
f
o
r
m
u
lti
m
ed
ia
ap
p
licatio
n
s
i
n
ad
h
o
c
n
et
w
o
r
k
s
is
a
n
i
n
ter
esti
n
g
task
.
T
h
e
Qo
S
p
r
o
v
id
ed
b
y
th
e
MA
NE
T
d
e
p
en
d
s
o
n
m
atc
h
i
n
g
t
h
e
ef
f
o
r
ts
f
r
o
m
all
la
y
er
s
.
Hen
ce
,
it
is
r
ea
lly
ap
p
r
o
p
r
iate
to
d
ev
elo
p
d
y
n
a
m
ic
r
esu
lts
b
ased
o
n
cr
o
s
s
l
ay
er
tactics
th
at
ar
e
ab
le
t
o
tak
e
Q
o
S
in
to
ac
co
u
n
t
f
o
r
th
e
d
i
f
f
er
e
n
t
tec
h
n
ical
ter
m
s
o
f
th
e
T
C
P
/I
P
p
r
o
to
co
l
s
tack
.
T
h
is
P
ap
er
ai
m
s
at
a
u
g
m
en
t
in
g
t
h
e
q
u
alit
y
o
f
s
er
v
ice
o
f
v
id
eo
s
tr
ea
m
in
g
b
y
r
ec
o
m
m
en
d
in
g
a
n
e
w
cr
o
s
s
la
y
er
ap
p
r
o
ac
h
f
o
r
m
o
b
ile
ad
h
o
c
n
et
w
o
r
k
s
.
I
n
th
is
cr
o
s
s
la
y
er
ar
ch
itect
u
r
e
,
v
id
eo
s
tr
ea
m
s
ar
e
f
ed
to
t
h
e
A
p
p
licatio
n
L
a
y
er
.
T
h
is
v
id
eo
s
o
u
r
ce
f
ile
is
co
d
ed
in
to
s
ev
er
al
d
escr
ip
tio
n
s
a
n
d
is
r
ed
u
ce
d
u
s
i
n
g
th
e
M
P
E
G
-
4
s
tan
d
ar
d
an
d
f
ed
f
r
o
m
t
h
e
ap
p
licatio
n
la
y
er
to
th
e
tr
a
n
s
p
o
r
t
la
y
er
.
A
t
th
e
t
r
an
s
p
o
r
t
la
y
er
,
UDP
L
iteco
m
p
r
is
es
s
en
s
iti
v
it
y
i
n
f
o
r
m
atio
n
to
th
e
f
r
a
m
e
s
t
h
er
eb
y
r
ed
u
cin
g
th
e
p
r
o
b
ab
ilit
y
o
f
d
r
o
p
p
in
g
th
e
f
r
a
m
es a
n
d
d
ir
ec
ts
it to
th
e
Net
w
o
r
k
L
a
y
er
.
T
o
d
eliv
er
s
tead
y
an
d
r
eliab
le
co
m
m
u
n
icatio
n
,
m
u
lt
ip
le
p
ath
s
ar
e
ch
o
s
en
in
th
e
n
et
w
o
r
k
l
a
y
er
s
o
th
at
th
e
li
m
itatio
n
s
d
u
e
to
b
an
d
w
i
d
th
,
t
i
m
e
-
c
h
an
g
i
n
g
n
at
u
r
e
o
f
th
e
to
p
o
lo
g
y
ca
n
b
e
o
v
er
co
m
e.
T
h
e
SMM
DS
R
p
r
o
to
co
l
alo
n
g
w
it
h
m
o
d
i
f
ied
d
y
n
a
m
ic
m
ap
p
in
g
in
M
A
C
l
a
y
er
h
a
s
b
ee
n
ad
v
i
s
ed
in
th
i
s
r
esear
ch
w
o
r
k
th
a
t
af
f
o
r
d
s
r
o
u
te
f
le
x
ib
ilit
y
an
d
a
r
ed
u
ce
d
en
d
to
en
d
d
elay
.
Du
e
to
th
e
av
ailab
ilit
y
o
f
m
o
r
e
n
u
m
b
er
o
f
p
ath
s
in
th
e
n
et
w
o
r
k
la
y
er
a
n
d
t
h
e
m
o
d
if
i
ed
d
y
n
a
m
ic
m
ap
p
in
g
al
g
o
r
ith
m
[
3
7
]
,
[
3
8
]
,
[
3
9
]
,
[
4
0
]
in
th
e
M
A
C
la
y
er
,
t
h
e
r
eq
u
ir
e
m
en
t
o
f
m
u
lti
m
ed
ia
ap
p
licatio
n
s
h
a
s
b
ee
n
s
ati
s
f
ied
.
L
i
k
e
w
is
e,
at
t
h
e
r
ec
eiv
i
n
g
s
id
e,
th
e
p
ac
k
ets
f
r
o
m
n
u
m
er
o
u
s
p
ath
s
ar
e
co
m
p
o
s
ed
in
th
e
n
et
w
o
r
k
la
y
er
a
n
d
d
ir
ec
ted
to
tr
an
s
p
o
r
t
lay
er
.
P
ac
k
ets
co
n
tain
in
g
tai
n
ted
h
ea
d
er
p
o
r
tio
n
ar
e
r
em
o
v
ed
a
n
d
th
e
r
e
m
ai
n
i
n
g
p
ac
k
ets
w
ill
b
e
s
h
ar
ed
b
y
m
er
g
er
at
th
e
a
p
p
licatio
n
l
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y
er
t
h
at
co
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b
i
n
es a
l
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v
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r
ep
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ts
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s
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s
to
m
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p
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T
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f
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w
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YUV
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1
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1
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p
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k
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t
to
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Net
w
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L
a
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ar
e
tr
an
s
m
i
tted
b
y
SM
MD
S
R
p
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l
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o
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m
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ltip
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v
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o
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h
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if
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o
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o
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tes.
T
h
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s
ad
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itted
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T
h
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8
0
2
.
1
1
e
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tan
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4
A
cc
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C
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ies
(
A
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s
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f
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ic)
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,
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d
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K
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f
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tr
a
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at
h
a
v
e
d
is
s
i
m
i
lar
tr
an
s
m
i
s
s
io
n
p
r
io
r
ities
.
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o
p
r
o
g
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ess
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u
alit
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o
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f
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tr
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m
i
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s
s
Net
w
o
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k
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,
8
0
2
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1
e
p
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o
v
id
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d
tr
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ic
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tin
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af
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ce
s
s
ca
te
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o
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.
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t
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h
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et
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o
d
an
d
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ted
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et
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ican
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o
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o
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h
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n
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s
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.
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h
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e
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h
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e
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o
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ata
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n
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b
e
alter
ed
b
y
t
h
e
tr
an
s
m
is
s
io
n
la
y
er
m
ec
h
an
i
s
m
b
y
co
n
s
id
er
in
g
th
e
i
m
p
o
r
tan
t
in
f
o
r
m
atio
n
p
r
o
d
u
ce
d
f
r
o
m
th
e
A
p
p
licatio
n
la
y
er
.
So
t
h
e
v
i
d
eo
d
ata
h
a
s
p
r
io
r
ity
s
er
v
ice
s
i
n
ce
t
h
e
v
id
e
o
d
ata
ar
e
allo
tted
to
d
if
f
er
e
n
t
A
cc
ess
ca
te
g
o
r
ies.
T
h
e
v
id
eo
f
r
a
m
es
m
ar
k
ed
to
A
c
ce
s
s
C
ate
g
o
r
y
(
AC
)
q
u
eu
esa
s
AC
[
0
]
,
A
C
[
1
]
,
A
C
[
2
]
r
elatin
g
to
th
e
v
id
eo
co
d
in
g
s
i
g
n
if
ican
ce
.
Oth
er
tr
af
f
ics
ar
e
allo
ca
ted
to
A
C
[3
]
an
d
th
en
to
th
e
p
h
y
s
ical
l
a
y
er
.
A
t
th
e
r
ec
eiv
i
n
g
s
id
e,
ph
y
s
ica
l
la
y
er
r
ec
ei
v
es
t
h
e
v
id
eo
d
ata
an
d
it
i
s
tr
a
n
s
f
er
r
ed
to
UDP
L
ite
Si
n
k
th
r
o
u
g
h
M
AC
l
a
y
er
an
d
n
et
w
o
r
k
l
a
y
er
.
T
h
e
ti
m
es
ta
m
p
,
p
ac
k
et
I
D,
s
ize
o
f
p
ac
k
et
t
h
a
t
is
r
ec
eiv
ed
in
u
s
er
s
p
ec
if
ied
f
ile
ar
e
r
ec
o
r
d
ed
b
y
th
e
s
in
k
ag
e
n
t.
A
f
ter
th
e
s
i
m
u
l
atio
n
th
e
r
ec
eiv
er
tr
ac
e
f
ile
is
v
alu
ed
an
d
ch
ec
k
ed
w
it
h
s
en
d
er
tr
ac
e
f
ile.
Fro
m
t
h
e
v
al
u
atio
n
tr
ac
e
f
ile,
t
h
e
n
u
m
b
er
o
f
p
ac
k
ets
th
at
ar
e
s
e
n
t
a
n
d
r
ec
eiv
ed
b
ec
o
m
e
k
n
o
w
n
.
Mo
r
eo
v
er
,
th
e
co
r
r
u
p
ted
v
id
eo
in
th
e
f
o
r
m
o
f
d
is
to
r
t
ed
v
id
eo
f
ile
is
f
o
r
m
ed
at
th
e
r
ec
eiv
er
s
id
e.
Af
ter
d
ec
o
d
in
g
ea
ch
v
id
eo
f
il
e
w
h
ich
h
ad
b
ee
n
r
ec
eiv
ed
,
th
e
ac
tu
al
v
id
eo
is
r
ef
r
a
m
ed
u
s
i
n
g
m
er
g
er
.
T
h
e
m
er
g
er
p
r
o
g
r
am
g
e
n
er
ate
s
th
e
r
ec
o
n
s
tr
u
cted
v
id
eo
s
eq
u
en
ce
f
r
o
m
t
h
e
d
ec
o
d
ed
u
n
clea
r
v
id
eo
s
eq
u
en
ce
s
w
h
ic
h
ar
e
f
ed
to
th
e
m
er
g
er
p
r
o
g
r
a
m
b
y
th
e
d
ec
o
d
er
.
T
h
e
q
u
an
tit
y
o
f
v
id
eo
f
r
a
m
e
s
in
th
e
p
r
im
iti
v
e
v
id
eo
s
h
o
u
ld
b
e
eq
u
al
to
to
tal
q
u
an
tit
y
o
f
v
id
eo
f
r
a
m
es
i
n
th
e
s
i
m
p
li
f
ied
v
id
eo
s
eq
u
en
ce
.
I
f
it
is
n
o
t
eq
u
al,
t
h
e
m
er
g
er
p
r
o
g
r
a
m
d
o
es
f
au
lt
s
u
p
p
r
ess
io
n
b
y
c
o
p
y
in
g
t
h
e
m
o
s
t
r
ec
en
t
s
u
cc
es
s
f
u
ll
y
d
ec
o
d
ed
f
r
a
m
e
o
f
th
e
s
u
b
-
s
tr
ea
m
to
th
e
lo
s
t
f
r
a
m
e
s
a
w
aiti
n
g
till
co
r
r
ec
t d
ec
o
d
ed
f
r
am
e
i
s
id
en
ti
f
ied
.
3.
M
UL
T
I
P
AT
H
RO
UT
I
N
G
I
n
th
is
w
o
r
k
f
iv
e
p
at
h
s
ar
e
s
el
ec
ted
an
d
h
e
n
ce
5
p
ath
s
ar
e
av
ailab
le
al
w
a
y
s
,
o
f
w
h
ic
h
o
n
e
p
ath
i
s
k
ep
t
as
a
s
ta
n
d
b
y
r
o
u
te.
T
h
e
f
iv
e
r
o
u
tes
ar
e
ch
o
s
en
i
n
o
r
d
er
to
s
en
d
th
e
f
o
u
r
v
id
eo
ex
p
la
n
atio
n
s
th
r
o
u
g
h
f
o
u
r
r
o
u
tes
an
d
in
ca
s
e
if
o
n
e
r
o
u
te
f
a
ils
,
t
h
e
s
ta
n
d
b
y
p
ath
ca
n
b
e
u
s
ed
to
s
en
d
th
e
v
id
eo
d
ata
s
o
th
at
th
e
v
id
eo
is
s
en
t.
I
n
SMM
DS
R
p
r
o
to
co
l h
o
w
th
e
f
i
v
e
r
o
u
tes ar
e
ch
o
s
e
n
is
d
escr
ib
ed
b
elo
w
.
I
n
t
h
e
SMM
D
SR
p
r
o
to
co
l,
th
e
s
o
u
r
ce
tr
a
n
s
m
it
s
R
R
E
Q
p
ac
k
e
ts
to
d
is
co
v
er
th
e
r
o
u
tes.
T
h
e
d
esti
n
a
tio
n
n
o
d
e
s
en
d
s
a
R
o
u
te
R
ep
l
y
(
R
R
E
P
)
b
ac
k
to
s
o
u
r
ce
n
o
d
e.
M
o
r
e
R
R
E
Qs
ar
e
r
ec
ei
v
ed
b
y
t
h
e
d
esti
n
atio
n
n
o
d
e
af
ter
a
p
er
i
o
d
o
f
ti
m
e.
Am
o
n
g
th
e
r
ec
eiv
ed
R
R
E
Qs,
t
h
e
d
esti
n
atio
n
c
h
o
s
e
s
t
h
e
r
o
u
te
t
h
at
i
s
u
lti
m
ate
d
is
j
o
in
t
to
th
e
f
ir
s
t
r
esp
o
n
d
ed
p
ath
a
n
d
t
r
an
s
m
its
an
o
t
h
er
R
R
E
P
to
m
a
k
e
t
h
e
s
ec
o
n
d
r
o
u
te
a
n
d
t
h
is
w
a
y
f
i
v
e
r
o
u
te
s
ar
e
cr
ea
ted
.
Am
o
n
g
t
h
e
f
i
v
e
r
o
u
tes
f
o
u
r
r
o
u
tes
ar
e
ch
o
s
e
n
an
d
f
o
u
r
v
id
eo
d
escr
ip
tio
n
s
ar
e
tr
an
s
f
e
r
r
ed
th
r
o
u
g
h
t
h
es
e
f
o
u
r
r
o
u
tes to
ac
h
iev
e
lo
w
d
el
a
y
an
d
s
u
p
er
io
r
q
u
alit
y
v
id
eo
s
tr
ea
m
i
n
g
.
I
n
ca
s
e
if
f
i
v
e
r
o
u
tes
ar
e
n
o
t
av
ailab
le
an
d
o
n
l
y
f
o
u
r
r
o
u
tes
ar
e
av
ailab
le,
th
en
f
o
u
r
d
escr
ip
tio
n
s
ar
e
s
en
t
t
h
r
o
u
g
h
f
o
u
r
r
o
u
tes.
I
f
O
n
l
y
t
h
r
ee
r
o
u
tes
ar
e
av
ailab
le
th
r
ee
d
escr
ip
tio
n
s
w
ill
b
e
s
en
t
th
r
o
u
g
h
th
e
t
h
r
ee
r
o
u
tes
an
d
t
h
e
r
ec
eiv
ed
q
u
ali
t
y
o
f
v
id
eo
w
i
ll
b
e
co
n
d
en
s
ed
f
r
o
m
5
2
d
B
to
4
9
d
B
in
P
SNR
an
d
o
n
l
y
i
f
t
w
o
r
o
u
tes
ar
e
av
ailab
le
th
e
n
th
e
P
SN
R
is
co
n
d
en
s
ed
to
4
7
d
B
.
I
f
5
p
ath
s
ar
e
n
o
t
ac
ce
s
s
ib
le
to
r
ea
ch
th
e
d
esti
n
atio
n
t
h
en
i
n
ter
m
ed
iate
n
o
d
e
s
en
d
s
th
e
er
r
o
r
m
es
s
ag
e
to
th
e
s
o
u
r
ce
n
o
d
e.
4.
SI
M
UL
AT
I
O
N
R
E
S
UL
T
S
AND
DIS
CUSS
I
O
N
On
th
e
w
h
o
le,
th
e
r
es
u
lts
ac
q
u
ir
ed
w
er
e
b
ased
o
n
th
e
s
i
m
u
latio
n
s
e
tu
p
f
o
r
MD
C
alo
n
g
w
it
h
u
s
er
d
atag
r
a
m
p
r
o
to
co
l
lit
e
an
d
m
u
ltip
ath
an
d
m
o
d
i
f
ied
d
y
n
a
m
ic
m
ap
p
in
g
s
ch
e
m
e.
T
h
e
MD
C
a
lo
n
g
w
it
h
UDP
L
i
te
an
d
SMM
DS
R
a
n
d
m
o
d
if
ied
d
y
n
a
m
ic
m
ap
p
in
g
s
y
s
te
m
o
v
er
an
ad
h
o
c
n
et
w
o
r
k
i
s
s
i
m
u
lated
u
s
in
g
N
S2
s
i
m
u
lato
r
a
n
d
p
er
f
o
r
m
a
n
ce
o
f
t
h
e
r
ec
eiv
ed
v
id
eo
at
t
h
e
r
ec
eiv
er
h
as
b
ee
n
ev
al
u
ated
.
I
n
th
e
s
i
m
u
latio
n
,
p
r
o
j
ec
ted
MD
C
w
i
th
UDP
L
ite,
SMM
D
SR
a
n
d
mo
d
i
f
ied
d
y
n
a
m
ic
m
a
p
p
in
g
m
et
h
o
d
is
co
m
p
ar
ed
.
S
MM
DSR
w
it
h
MD
C
,
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2252
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8776
IJ
-
I
C
T
Vo
l.
7
,
No
.
2
,
A
u
g
u
s
t
20
1
8
:
57
–
62
60
if
f
i
v
e
p
ath
s
ar
e
co
n
s
id
er
ed
th
en
if
th
e
f
o
u
r
d
escr
ip
tio
n
s
ar
e
tr
an
s
m
itted
th
r
o
u
g
h
f
o
u
r
p
ath
s
.
T
h
e
v
id
eo
s
eq
u
en
ce
“
Fo
r
e
m
an
”,
is
at
Q
C
I
F
f
o
r
m
at
w
it
h
4
0
0
f
r
a
m
e
s
.
Sh
o
w
n
in
T
ab
le
1
.
T
ab
le
1
.
Sim
u
latio
n
P
ar
am
e
ter
s
f
o
r
MD
C
w
it
h
M
u
ltip
at
h
Ro
u
ti
n
g
a
n
d
Mo
d
if
ied
D
y
n
a
m
ic
M
ap
p
in
g
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a
r
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me
t
e
r
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a
l
u
e
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r
e
a
5
0
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x
5
0
0
m
N
u
mb
e
r
o
f
M
o
b
i
l
e
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d
e
s
2
0
n
o
d
e
s
M
o
b
i
l
i
t
y
M
o
d
e
l
r
a
n
d
o
m w
a
y
p
o
i
n
t
mo
d
e
l
S
p
e
e
d
(
0
<
5
)
m/
s
R
o
u
t
i
n
g
P
r
o
t
o
c
o
l
S
M
M
D
S
R
N
o
o
f
r
o
u
t
e
s
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=
1
,
2
,
3
,
4
M
A
C
p
r
o
t
o
c
o
l
8
0
2
.
1
1
e
V
i
d
e
o
F
o
r
e
man
Y
U
V
Q
C
I
F
Mu
ltip
le
d
escr
ip
tio
n
c
o
d
in
g
an
d
SMM
DSR
n
o
tio
n
p
er
f
o
r
m
s
w
ell
o
n
co
m
p
ar
in
g
w
it
h
R
A
M
DC
,
o
th
er
r
elate
d
w
o
r
k
s
.
I
n
R
A
MD
C
c
o
n
ce
p
t,
th
e
v
id
eo
s
er
ies
i
s
d
iv
id
ed
in
to
d
o
u
b
le
d
escr
ip
tio
n
s
o
d
d
f
r
am
e
s
in
o
n
e
d
escr
ip
tio
n
,
ev
e
n
f
r
a
m
e
s
i
n
to
an
o
th
er
d
e
s
cr
ip
tio
n
u
tili
z
in
g
an
MP
E
G
-
4
e
n
co
d
er
an
d
is
t
r
an
s
m
itted
v
ia
t
w
o
r
o
u
tes.
I
n
t
h
e
n
et
w
o
r
k
m
o
d
el,
2
0
n
o
d
es
ar
e
p
o
s
itio
n
ed
in
a
5
0
0
x
5
0
0
m
r
eg
io
n
.
R
a
n
d
o
m
wa
y
p
o
in
t
m
o
d
el
h
a
s
b
ee
n
u
s
ed
.
I
E
E
E
8
0
2
.
1
1
b
f
ac
to
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s
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e
u
tili
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d
in
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A
C
l
a
y
er
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h
e
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o
s
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d
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g
ed
tr
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s
m
itted
p
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s
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ted
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tili
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n
g
t
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s
p
lit
m
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ltip
ath
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e
s
s
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g
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h
en
th
e
ev
a
lu
ated
d
a
m
ag
ed
f
r
a
m
e
p
r
o
b
a
b
ilit
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r
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lts
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e
s
en
t
to
a
p
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licatio
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l
a
y
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an
d
m
e
n
ti
o
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ar
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et.
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n
t
h
e
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o
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er
,
MSVC
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s
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h
e
MSVC
o
b
tain
s
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e
d
escr
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tio
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s
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d
i
n
ter
p
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ets
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e
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r
atel
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ec
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esc
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s
u
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g
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ef
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cr
o
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ass
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n
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e
n
t
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eth
o
d
s
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s
t
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ac
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o
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s
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id
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en
.
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h
e
co
n
s
tr
ain
t
o
f
t
h
e
R
A
M
D
C
tech
n
iq
u
e
is
t
h
at
t
h
e
e
v
al
u
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n
o
f
t
h
e
lo
s
t
f
r
a
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p
r
o
b
ab
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ch
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r
ef
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ce
f
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a
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ep
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p
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r
ith
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r
o
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61
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RE
F
E
R
E
NC
E
S
[1
]
G
o
m
a
th
i
,
N
,
“
En
h
a
n
c
in
g
t
h
e
q
u
a
li
ty
o
f
se
r
v
ice
o
f
v
id
e
o
stre
a
m
i
n
g
u
sin
g
c
r
o
ss
lay
e
r
a
p
p
ro
a
c
h
i
n
m
o
b
il
e
a
d
h
o
c
n
e
tw
o
rk
s
”
.
T
h
e
sis
.
S
u
b
m
it
ted
t
o
J
NT
UH
.
[2
]
L
ia
.,
G
ib
so
n
.
J.D
,
“
Ro
u
ti
n
g
-
Aw
a
re
M
u
lt
i
p
le
De
sc
rip
ti
o
n
V
i
d
e
o
Co
d
i
n
g
Ov
e
r
M
o
b
il
e
A
d
-
Ho
c
Ne
tw
o
rk
s
”
,
IEE
E
T
ra
n
sa
c
ti
o
n
s
o
n
M
u
lt
ime
d
i
a
,
Vo
l.
1
3
,
No
.
1
,
2
0
1
1
,
p
p
1
3
2
–
1
4
2
.
[3
]
M
ó
n
ica
,
A
.
I
,
V
ícto
r
,
C.
F
,
“
S
e
lf
-
c
o
n
f
ig
u
re
d
m
u
lt
ip
a
th
ro
u
ti
n
g
u
si
n
g
p
a
th
li
f
e
ti
m
e
f
o
r
v
id
e
o
-
stre
a
m
in
g
se
rv
ice
o
v
e
r
A
d
Ho
c
n
e
tw
o
rk
s”
.
Co
mp
u
ter
Co
mm
u
n
ica
ti
o
n
s
V
o
l
u
m
e
:
3
3
(2
0
1
0
)
,
p
p
1
8
7
9
–
1
8
9
1
.
[4
]
G
u
iX
ie,
S
w
a
m
y
,
M
.
N.S
.
,
A
h
m
a
d
,
M
.
O,
“
Jo
in
t
Op
ti
m
a
l
M
u
lt
ip
a
th
Ro
u
ti
n
g
a
n
d
Ra
te
Co
n
tro
l
f
o
r
M
u
lt
i
d
e
sc
rip
ti
o
n
Co
d
e
d
V
i
d
e
o
S
trea
m
in
g
in
A
d
Ho
c
Ne
t
w
o
rk
s”
,
IEE
E
T
ra
n
sa
c
ti
o
n
s
o
n
M
u
lt
ime
d
i
a
,
V
o
l
.
1
0
,
No
.
8
,
2
0
0
8
,
p
p
.
1
6
8
7
–
1
6
9
7
.
[5
]
S
h
iw
e
n
.
M
.
,
S
h
u
n
a
n
.
L
,
Ya
o
W
.
,
P
a
n
w
a
r.
S
.
S
.
,
Yih
a
n
.
L,
“
M
u
l
ti
p
a
t
h
V
i
d
e
o
T
ra
n
sp
o
rt
Ov
e
ra
d
Ho
c
Ne
tw
o
rk
s
”.
IEE
E
W
ire
les
s Co
mm
u
n
ica
ti
o
n
s
,
V
o
lu
m
e
1
2
,
Iss
u
e
4
,
A
u
g
.
2
0
0
5
P
a
g
e
(s):4
2
–
49.
[6
]
S
h
iw
e
n
.
M
,
Ho
u
.
Y.T
,
X
iao
li
n
.
C
,
S
h
e
ra
li
.
H.D,
M
id
k
if
f
.
S
.
F
,
Ya
-
Qin
.
Z
,
“
Ro
u
ti
n
g
f
o
r
M
u
l
ti
p
le
De
sc
rip
ti
o
n
V
id
e
o
Ov
e
r
W
ir
e
les
s
A
d
Ho
c
Ne
tw
o
rk
s
”
,
IEE
E
T
r
a
n
sa
c
ti
o
n
s
o
n
M
u
lt
ime
d
ia
,
Vo
l.
8
,
No
.
5
,
2
0
0
6
,
p
p
.
1
0
6
3
–
1
0
7
4
.
[7
]
W
e
i
,
A
v
id
e
h
.
Z,
“
In
terf
e
re
n
c
e
Aw
a
re
M
u
lt
ip
a
th
S
e
lec
ti
o
n
f
o
r
V
i
d
e
o
S
trea
m
in
g
in
W
irele
s
s
A
d
Ho
c
Ne
tw
o
rk
s”
,
IEE
E
T
ra
n
sa
c
ti
o
n
s O
n
Circ
u
i
ts A
n
d
S
y
ste
ms
Fo
r V
id
e
o
T
e
c
h
n
o
l
o
g
y
,
Vo
l.
1
9
,
N
o
.
2
,
F
e
b
ru
a
ry
2
0
0
9
,
p
p
.
1
6
5
-
1
7
8
.
[8
]
Na
w
a
t,
Di
m
it
ris
.
A
,
C.
Nish
a
n
,
C.
,
“
F
lex
ib
le A
d
a
p
ti
v
e
M
u
lt
ip
le De
sc
rip
ti
o
n
Co
d
i
n
g
f
o
r
V
id
e
o
T
ra
n
s
m
is
sio
n
”
,
IEE
E
T
ra
n
sa
c
ti
o
n
s
o
n
Circ
u
it
s
a
n
d
S
y
st
e
ms
fo
r V
id
e
o
T
e
c
h
n
o
lo
g
y
,
V
o
l.
2
2
,
No
.
1
,
J
a
n
u
a
ry
2
0
1
2
,
p
p
.
1
-
11.
[9
]
W
o
lf
.
J.
K
,
Wy
n
e
r
.
A
.
,
Zi
v
J.
,
“
S
o
u
rc
e
c
o
d
i
n
g
f
o
r
m
u
lt
ip
le
d
e
sc
rip
ti
o
n
s,”
Bell
S
y
ste
m
T
e
c
h
n
ica
l
J
o
u
rn
a
l
,
V
o
l
.
5
9
,
Oc
to
b
e
r
1
9
8
0
,
p
p
.
1
4
1
7
–
1
4
2
6
.
[1
0
]
Oz
a
ro
w
.
L,
“
On
a
so
u
rc
e
c
o
d
i
n
g
p
r
o
b
lem
w
it
h
tw
o
c
h
a
n
n
e
ls
a
n
d
th
re
e
re
c
e
iv
e
rs,”
Bell
S
y
ste
m
T
e
c
h
n
ica
l
J
o
u
rn
a
l
,
V
o
l
.
5
9
,
De
c
e
m
b
e
r1
9
8
0
,
p
p
.
1
9
0
9
–
1
9
2
1
.
[1
1
]
El
G
a
m
a
l
.
A
.
,
Co
v
e
r
.
T
.
M
,
“
A
c
h
i
e
v
a
b
le
ra
tes
f
o
r
m
u
lt
ip
le
d
e
sc
rip
ti
o
n
s”
,
IEE
E
T
r
a
n
s
a
c
ti
o
n
In
f
o
rm
a
ti
o
n
T
h
e
o
ry
,
Vo
l
.
2
8
,
N
o
.
6
,
1
9
8
2
,
p
p
.
8
5
1
–
8
5
7
.
[1
2
]
V
a
ish
a
m
p
a
y
a
n
.
V
.
A
,
“
De
sig
n
o
f
m
u
lt
ip
le
d
e
sc
rip
ti
o
n
sc
a
lar
q
u
a
n
ti
z
e
r”
,
IEE
E
T
ra
n
sa
c
ti
o
n
I
n
fo
rm
a
ti
o
n
T
h
e
o
ry
,
Vo
l.
3
9
,
N
o
.
3
,
M
a
y
1
9
9
3
,
p
p
.
8
2
1
–
8
3
4
.
[1
3
]
W
a
n
g
.
Y.,
Orc
h
a
r
d
M
.
V
a
is
h
a
m
p
a
y
a
n
V
.
,
Re
ib
m
a
n
A
,
“
M
u
lt
ip
l
e
d
e
sc
rip
ti
o
n
c
o
d
in
g
u
sin
g
p
a
ir
w
ise
c
o
rre
latin
g
tran
sf
o
r
m
s”
,
IEE
E
T
ra
n
s
a
c
ti
o
n
o
n
Ima
g
e
Pro
c
e
ss
in
g
,
V
o
l.
1
0
,
N
o
.
3
,
M
a
r.
2
0
0
1
,
p
p
.
3
5
1
–
3
6
6
.
[1
4
]
Ch
u
n
g
D.,
W
a
n
g
Y,
“
M
u
lt
ip
le
d
e
sc
rip
ti
o
n
im
a
g
e
c
o
d
in
g
u
sin
g
si
g
n
a
l
d
e
c
o
m
p
o
siti
o
n
a
n
d
re
c
o
n
str
u
c
ti
o
n
b
a
se
d
o
n
lap
p
e
d
o
r
th
o
g
o
n
a
l
tran
sf
o
rm
s”
,
I
EE
E
T
ra
n
s
a
c
ti
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n
o
n
Circ
u
it
s
S
y
st
e
m
Vi
d
e
o
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e
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h
n
o
lo
g
y
,
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l.
9
,
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.
6
,
S
e
p
t.
1
9
9
9
,
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p
.
8
9
5
–
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0
8
.
[1
5
]
G
o
y
a
l
.
V
.
K.,
Ko
v
a
c
e
v
ic
.
J,
“
G
e
n
e
r
a
li
z
e
d
m
u
lt
ip
le
d
e
sc
rip
ti
o
n
c
o
d
i
n
g
w
it
h
c
o
rre
latin
g
tran
sf
o
r
m
s”
,
IEE
E
T
ra
n
sa
c
ti
o
n
s
o
n
In
f
o
rm
a
ti
o
n
T
h
e
o
ry
,
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l.
4
7
,
No
.
6
,
S
e
p
.
2
0
0
1
,
p
p
.
2
1
9
9
–
2
2
2
4
.
[1
6
]
S
e
rv
e
tt
o
.
S
.
D.,
Ra
m
c
h
a
n
d
ra
n
K.,
V
a
is
h
a
m
p
a
y
a
n
V
.
,
Na
h
rste
d
t
K.,
“
M
u
lt
i
p
le
d
e
sc
rip
ti
o
n
w
a
v
e
let
b
a
se
d
im
a
g
e
c
o
d
in
g
”
,
In
ter
n
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
Im
a
g
e
P
ro
c
e
ss
in
g
,
ICI
P
9
8
.
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r
o
c
e
e
d
in
g
s,
V
o
l
.
1
,
1
9
9
8
,
p
p
.
6
5
9
–
6
6
3
.
[1
7
]
Ja
fa
rk
h
a
n
i
H.,
T
a
ro
k
h
V
,
“
M
u
lt
ip
le
d
e
sc
rip
ti
o
n
trell
is
c
o
d
e
d
q
u
a
n
ti
z
a
ti
o
n
”
,
IEE
E
T
ra
n
sa
c
ti
o
n
o
n
Co
mm
u
n
ica
ti
o
n
s
,
v
o
l.
4
7
,
No
.
6
,
Ju
n
e
1
9
9
9
,
p
p
.
7
9
9
–
8
0
3
.
[1
8
]
G
o
y
a
l
.
V
.
K,
“
M
u
l
ti
p
le
d
e
sc
rip
ti
o
n
c
o
d
i
n
g
:
Co
m
p
re
ss
io
n
m
e
e
ts
t
h
e
Ne
tw
o
rk
”
,
IEE
E
S
ig
n
a
l
Pro
c
e
ss
in
g
M
a
g
.
,
v
o
l
.
1
8
,
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o
.
5
,
S
e
p
tem
b
e
r
2
0
0
1
,
p
p
.
7
4
–
9
3
.
[1
9
]
Be
g
e
n
.
A
.
C.
,
De
m
ircin
M
.
U.,
A
lt
u
n
b
a
sa
k
Y,
“
Pa
c
k
e
t
sc
h
e
d
u
li
n
g
fo
r
m
u
lt
ip
le
d
e
sc
rip
ti
o
n
v
id
e
o
stre
a
min
g
i
n
mu
lt
ip
o
in
t
-
to
-
p
o
i
n
t
Ne
tw
o
rk
s”
,
IE
EE
In
ter
n
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
Co
m
m
u
n
ica
ti
o
n
s,
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o
l.
3
,
2
0
0
4
,
p
p
.
1
3
4
0
–
1
3
4
4
.
[2
0
]
S
.
M
a
o
,
S
.
L
in
,
P
a
n
w
a
r
S
.
S
.
,
Y
.
W
a
n
g
.,
Ce
leb
i
E,
“
V
i
d
e
o
tra
n
sp
o
r
t
o
v
e
r
A
d
h
o
c
Ne
tw
o
rk
s:
M
u
lt
istrea
m
c
o
d
in
g
w
it
h
m
u
lt
ip
a
th
tran
sp
o
rt”,
I
EE
E
J
o
u
rn
a
l
o
n
S
e
lec
ted
Are
a
s in
Co
mm
u
n
i
c
a
ti
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n
s
,
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o
l
.
2
1
,
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o
.
1
0
,
2
0
0
3
,
p
p
.
1
7
2
1
–
1
7
3
7
.
[2
1
]
Be
g
e
n
.
A
.
C.
,
A
lt
u
n
b
a
sa
k
.
Y.,
Erg
u
n
O.,
“
M
u
lt
i
-
p
a
th
se
lec
ti
o
n
f
o
r
mu
lt
ip
le
d
e
sc
rip
ti
o
n
e
n
c
o
d
e
d
v
i
d
e
o
stre
a
min
g
”
.
IEE
E
In
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
Co
m
m
u
n
ica
ti
o
n
s,
ICC
'
0
3
,
Vo
l.
3
,
2
0
0
3
,
p
p
.
1
5
8
3
–
1
5
8
9
.
[2
2
]
M
u
rth
y
.
,
S
.
He
g
d
e
.
,
P
.
P
a
ra
m
e
s
w
a
r
a
n
.
,
V.
Li
.
,
Ba
o
x
in
.
,
S
.
A
ru
n
a
b
h
a
,
“
Imp
ro
v
e
d
p
a
th
se
lec
ti
o
n
a
lg
o
rith
ms
fo
r
mu
lt
ip
a
th
v
id
e
o
stre
a
mi
n
g
in
wire
les
s
a
d
-
Ho
c
Ne
two
rk
s”
,
M
il
it
a
r
y
Co
m
m
u
n
ica
ti
o
n
s
Co
n
f
e
re
n
c
e
,
M
IL
COM
2
0
0
7
,
p
p
.
1
–
7
,
2
0
0
7
.
[2
3
]
S.
L
in
.
,
S
.
M
a
o
.
,
Y
.
W
a
n
g
.
,
P
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n
w
a
r,
S
,
“
A
re
fer
e
n
c
e
p
ictu
re
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le
c
ti
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n
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h
e
me
fo
r
v
id
e
o
tra
n
sm
iss
io
n
o
v
e
r
a
d
-
h
o
c
Ne
two
rk
s
u
sin
g
mu
l
ti
p
le
p
a
t
h
s”
,
IEE
E
In
tern
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ti
o
n
a
l
C
o
n
f
e
re
n
c
e
o
n
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u
lt
im
e
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n
d
Ex
p
o
,
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M
E
2
0
0
1
,
2
0
0
1
,
p
p
.
9
6
–
9
9
.
[2
4
]
Y.
L
iao
.
,
G
ib
so
n
,
J.D
.
,
“
Refin
e
d
e
rr
o
r
c
o
n
c
e
a
lme
n
t
fo
r
mu
lt
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le
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te
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e
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o
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in
g
o
v
e
r
a
d
h
o
c
N
e
two
rk
s”
4
2
n
d
A
silo
m
a
r
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n
f
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re
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c
e
o
n
S
ig
n
a
ls,
S
y
st
e
m
s a
n
d
Co
m
p
u
ters
,
2
0
0
8
,
p
p
.
2
2
4
3
–
2
2
4
7
.
[2
5
]
Y.
W
a
n
g
.
,
S
.
L
in
,
“
Err
o
r
-
re
sili
e
n
t
v
id
e
o
c
o
d
in
g
u
sin
g
m
u
lt
ip
le
d
e
sc
rip
ti
o
n
m
o
ti
o
n
c
o
m
p
e
n
sa
ti
o
n
”
,
I
EE
E
T
ra
n
sa
c
ti
o
n
s
o
n
Circ
u
it
s a
n
d
S
y
ste
ms
fo
r V
i
d
e
o
T
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c
h
n
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y
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l
.
1
2
,
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o
.
6
,
2
0
0
2
,
p
p
.
4
3
8
-
4
5
2
.
[2
6
]
He
n
g
B.
A
.
,
A
p
o
sto
lo
p
o
u
l
o
s
J.G
.
,
a
n
d
L
im
,
J.S
.
,
“
En
d
-
to
-
e
n
d
r
a
te
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d
isto
rti
o
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ti
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ti
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f
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r
mu
lt
ip
le
d
e
sc
rip
ti
o
n
v
id
e
o
c
o
d
in
g
”
,
IEE
E
I
n
tern
a
ti
o
n
a
l
C
o
n
f
e
re
n
c
e
o
n
A
c
o
u
s
ti
c
s,
S
p
e
e
c
h
,
a
n
d
S
ig
n
a
l
P
ro
c
e
ss
in
g
,
P
ro
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d
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g
s.
(ICA
S
S
P
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0
5
)
,
V
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.
5
,
2
0
0
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,
p
p
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v
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0
5
-
v
/9
0
8
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2252
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8776
IJ
-
I
C
T
Vo
l.
7
,
No
.
2
,
A
u
g
u
s
t
20
1
8
:
57
–
62
62
[2
7
]
S
.
M
a
o
.
,
X.
Ch
e
n
g
.
,
H
o
u
,
Y.T
.
,
S
h
e
ra
li
,
H.D.
,
“
M
u
lt
i
p
le
d
e
sc
rip
t
io
n
v
i
d
e
o
mu
lt
ica
st
in
wire
les
s
a
d
h
o
c
Ne
tw
o
rk
s”
F
irst
I
n
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
Bro
a
d
b
a
n
d
Ne
tw
o
rk
s,
Bro
a
d
Ne
ts
2
0
0
4
.
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r
o
c
e
e
d
in
g
s,
2
5
-
2
9
Oc
to
b
e
r
2
0
0
4
,
p
p
.
6
7
1
–
6
8
0
.
[2
8
]
Co
m
a
s
D.,
S
in
g
h
R.
,
Orte
g
a
A
.
,
“
Ra
te
-
d
isto
rti
o
n
o
p
ti
miza
t
io
n
i
n
a
ro
b
u
st
v
id
e
o
tra
n
sm
issio
n
b
a
se
d
o
n
u
n
b
a
la
n
c
e
d
mu
lt
ip
le
d
e
sc
rip
ti
o
n
c
o
d
i
n
g
”
IEE
E
F
o
u
rth
W
o
rk
sh
o
p
o
n
M
u
lt
im
e
d
ia S
ig
n
a
l
P
ro
c
e
ss
in
g
,
2
0
0
1
,
p
p
.
5
8
1
–
5
8
6
.
[2
9
]
A
p
o
sto
lo
p
o
u
lo
s
J.G
.
,
W
a
i
-
ti
a
n
,
T
.
,
W
e
e
S
.
J.
“
Per
fo
rm
a
n
c
e
o
f
a
mu
lt
i
p
le
d
e
sc
rip
ti
o
n
stre
a
mi
n
g
me
d
ia
c
o
n
ten
t
d
e
li
v
e
ry
Ne
two
rk
”
,
In
tern
a
ti
o
n
a
l
C
o
n
f
e
re
n
c
e
o
n
Im
a
g
e
P
ro
c
e
ss
in
g
.
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r
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e
e
d
in
g
s.
2
0
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2
,
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o
l
.
2
,
2
0
0
2
,
p
p
.
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-
1
8
9
-
II
-
1
9
2
.
[3
0
]
P
.
A
c
e
las
.
,
P
.
A
rc
e
.
,
J.C.
G
u
e
rri,
“
Ef
fe
c
t
o
f
th
e
M
u
lt
i
p
le
De
sc
ri
p
ti
o
n
C
o
d
in
g
o
v
e
r
a
Hy
b
rid
F
ix
e
d
-
a
d
h
o
c
V
id
e
o
Distrib
u
ti
o
n
Ne
tw
o
rk
”
,
S
p
rin
g
e
r
-
Ver
la
g
Ber
li
n
He
id
e
lb
e
rg
,
V
o
l
.
5
6
3
0
,
2
0
0
9
,
p
p
.
1
7
6
–
1
8
7
.
[3
1
]
Ye
n
-
Ch
i
,
L
.
,
J
.
Kim
.
,
Y.
A
lt
u
n
b
a
sa
k
.,
R.
M.
M
e
rse
re
a
u
,
“
L
a
y
e
re
d
c
o
d
e
d
v
s.
m
u
lt
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le
d
e
sc
rip
t
io
n
c
o
d
e
d
v
id
e
o
o
v
e
r
e
rro
r
-
p
ro
n
e
Ne
tw
o
rk
s”
,
S
ig
n
a
l
Pr
o
c
e
ss
in
g
:
Ima
g
e
Co
mm
u
n
ica
t
io
n
,
Vo
l.
1
8
,
2
0
0
3
,
p
p
.
3
3
7
–
3
5
6
.
[3
2
]
Ks
e
n
ti
n
i,
A
.
,
Na
im
i,
M
.
,
G
u
e
ro
u
i
,
A
.
;
“
T
o
w
a
rd
a
n
im
p
ro
v
e
m
e
n
t
o
f
H.2
6
4
v
id
e
o
tran
sm
issio
n
o
v
e
r
IEE
E
8
0
2
.
1
1
e
th
ro
u
g
h
a
c
ro
ss
-
lay
e
r
a
rc
h
it
e
c
tu
re
,
”
IEE
E
Co
mm
u
n
ic
a
ti
o
n
s M
a
g
a
zi
n
e
,
Ja
n
.
2
0
0
6
.
[3
3
]
Ch
e
n
,
H.,
L
e
e
,
P.,
Hu
,
S.
,
“
Imp
ro
v
in
g
S
c
a
la
b
le
Vi
d
e
o
T
ra
n
sm
issio
n
o
v
e
r
IEE
E
8
0
2
.
1
1
e
th
ro
u
g
h
Cro
ss
-
L
a
y
e
r
Arc
h
it
e
c
tu
re
”
,
P
ro
c
e
e
d
in
g
s o
f
th
e
4
t
h
in
tern
a
t
io
n
a
l
Co
n
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4
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M
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tern
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5
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S
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Ch
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N.,
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ia
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G
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tern
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[3
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p
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7
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sig
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2
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1
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1
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2
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[3
8
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m
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(2
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ter
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two
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V
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lu
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e
3
,
No
.
4
.
pp
.
2
7
1
-
2
8
7
.
[3
9
]
G
o
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th
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sh
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.
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G
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.
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p
ti
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h
a
n
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e
T
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ro
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p
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mi
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M
o
b
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a
d
h
o
c
n
e
tw
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rk
s”
T
re
n
d
s
in
Ne
tw
o
rk
a
n
d
Co
m
m
u
n
ica
ti
o
n
s:
in
tern
a
ti
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n
a
l
c
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n
f
e
re
n
c
e
o
n
w
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o
m
m
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ti
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n
a
n
d
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e
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rk
in
g
,
,
Ne
COM
2
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1
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NCS,
j
u
ly
2
0
1
1
,
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2
1
-
3
2
.
[4
0
]
N.G
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th
i
.
,
P
.
S
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th
a
lak
sh
m
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,
A.G
o
v
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rd
h
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n
,
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A
n
In
teg
ra
ted
Cr
o
ss
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r
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p
p
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rc
h
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th
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n
d
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sc
rip
ti
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n
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d
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n
g
In
M
o
b
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A
d
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c
Ne
tw
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rk
s”
W
S
EA
S
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sa
c
ti
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n
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Co
mm
u
n
ica
ti
o
n
s
V
o
l
1
1
f
e
b
2
0
1
2
,
issu
e
2
.
P
g
no
-
57
-
6
9
.
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