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Wh
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hite Paper
ble of co
Introductio
Background
Key Techno
.1 Scene
.2 Video
3.2.1 Dy
3.2.2 Dy
.3 Flexibl
.4 Noise S
Encoding E
Application
Conclusion
r
ontents
on ................
d .................
ologies .........
Adaptive En
Encoding Ba
ynamic ROI .
ynamic GOP
e Reference
Suppression
fficiency Tes
ns Areas .......
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coding Strat
sed on Video
....................
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Frame Struc
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st ..................
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P1
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egy .............
o Analytics ..
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cture ...........
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..... 4
..... 5
..... 6
..... 7
..... 8
..... 9
... 10
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Smart H.264
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hniques ca
plications a
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operators
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s technolog
according to
rea and low
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H.264+ ca
Figure 1
oor objects
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igure 2 Com
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sures the P‐
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264, Smart
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c GOP
t only takes
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too. In the a
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, the 5th P‐
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H.264+ add
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9 10 11
single fram
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above figure
ame. In the
nce structu
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pression effi
sert functio
appoint the
frame can o
cessary inst
en the app
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1
me ( I‐frame
ue, two
ncing the
e, the 2nd
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ng object. It
iciency.
n. The virtu
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only referen
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xible
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the balanc
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nt noise red
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Efficiency T
e shows re
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Figure 7
Test
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s poor. The
g bit rate a
ling strateg
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alytics techn
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nment such
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VS
7 Noise supp
sult of Enc
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noise can
as well. It is
gy for video
e video scen
deo details
factors in t
nology, the
rea from t
on and back
t also guara
as surveilla
bit
噪声
pression
coding effic
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not only a
s necessary
encoding.
ne as a who
during nois
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Smart H.26
he backgro
kground are
ntee the RO
ance scene
rate
抑制
iency with
uppression
ffect the v
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64+ techno
ound area
ea (see figur
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Smart H.2
ideo
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onal
ense
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264+
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enc
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ne
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oor
door
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e above figu
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Applicatio
Smart H.264
coding techn
erent platf
ording to th
tion surve
r
Fi
ures are bas
e light and m
ons Areas
4+ is a colle
niques. To e
forms, the
he real app
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igure 8 Encod
sed on real
ovement con
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ensure that
key techni
plication wit
vironments,
P9
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ding efficien
test conditio
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telligent enc
it can be w
ques can b
th different
, Smart H
t
dition Mo
light sta
light mo
ht sta
ht mo
light sta
light mo
ht sta
ht mo
cy table
ons and the
details of the
coding algo
widely used
be add/del
t products o
H.264+ can
ovements
atic
ovements
atic
ovements
atic
ovements
atic
ovements
bit rate red
scene.
rithms and
in various p
lete or com
or platform
generally
Bit rate
reduction
95%
88%
92%
65%
91%
75%
85%
60%
duction may
contains m
products ac
mbined flex
ms. For diffe
enhance
n
vary
many
cross
xibly
rent
the
Wh
com
effic
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exis
exp
mod
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any
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to t
6
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ava
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enc
H.2
firm
add
hite Paper
mpression r
ciency is hig
ects amoun
ndard, the
64/AVC enc
Smart H.264
sting hardw
perience, th
difications r
Smart H.264
y way a new
64. Many t
mework wh
65 encodin
he H.265.
Conclusion
Based on c
ilable video
hua advance
coding effic
64+ techno
mware upgr
ditional cost
r
rate. Gen
gh if the co
nt is small.
Smart H.26
coding even
4+ technolo
ware and so
he decoder
required.
4+ refers to
w video en
techniques
hich ensures
g standard.
n
urrent H.26
o encoding
ed video co
ciency while
ology does
rade which
t.
nerally spea
ntents in th
Since Smar
64+ encodi
n in extreme
ogy is devel
oftware can
is able to
o a collectio
coding stan
of Smart H
s that Smar
. Or the oth
64 video e
g technique
ontents ana
e guarante
not require
can greatly
P10
aking, the
he surveilla
rt H.264+ is
ng compre
e environme
oped based
n play its b
support Sm
on of intellig
ndard but a
H.264+ are b
rt H.264+ te
her hand, it
ncoding sta
es, and int
lytics techn
e video qu
e the hardw
y enhance t
improvem
nce scene a
s developed
ssion rate
ent.
d on the H.
it streams.
mart H.264
gent encod
an optimize
beyond the
echnology d
s key techn
andard, Sm
tegrates th
nologies. It
uality at th
ware upgra
the produc
ent rate o
are simple a
d based on
is as good
264/AVC st
To enjoy b
+ bit strea
ing algorith
ed impleme
e video enc
does not co
iques even
mart H.264+
ese key te
effectively i
e same tim
de or repla
t features w
of compres
and the mo
the H.264/
as the gen
tandard. M
better playb
ms with m
hms. It is no
entation of
coding stand
onflict with
can be app
+ adopts so
echniques w
improves v
me. The Sm
acement, b
without ad
ssion
oving
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neral
Most
back
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ot in
f the
dard
the
plied
ome
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ideo
mart
ut a
ding
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bout Dah
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mpany enjoy
ort. We be
hnology and
D every yea
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tems and In
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nificant proj
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surveillanc
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public secu
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according to
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eillance Prod
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transportati
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