itr paper presentation

8/18/2019 ITR Paper Presentation

1/18

AN EFFECTIVE APPROACH OF

BILATERAL FILTER IMPLEMENTATIONIN SPARTAN-3 FIELD PROGRAMMABLEGATE ARRAY

BY

M.GAUTHAM


2/18

Introducton• I!"#$% "r$ corru&t$d '( no%$ n t)$

&roc$dur$% o* !"#$ "c+u%ton "ndtr"n%!%%on.

• I!"#$ d$-no%n# r$*$r% to t)$ r$co,$r( o* "d#t" !"#$ t)"t )"% '$$n cont"!n"t$d '(no%$.

• M"n( d$no%n# !$t)od% )",$ '$$n d$,$o&$do,$r t)$ ($"r%-But B"t$r" t$r % " &o/$r*ut$r0

I.C"n /or1 /t) "n( r$"%on"'$ d%t"nc$%.

II.E"%( $2t$nd$d to )#)$r d!$n%on%#n"% $.#. I!"#$% ,d$o $tc.


3/18

O'4$ct,$

• F$d Pro#r"!!"'$ G"t$ Arr"( 5FPGA6!&$!$nt"ton o* B"t$r" Ft$r n ord$rto "c)$,$ )#) &$r*or!"nc$ "nd o/&o/$r con%u!&ton.

•

L"c1 o* "&&ro"c) n R$" t!$ H"rd/"r$I!&$!$nt"ton.

• B"t$r" t$rn# c"n '$ "cc$$r"t$d '('"t$r" #rd %c)$!$ t)"t $n"'$% *"%t$d#$-"/"r$ !"#$ &roc$%%n#.


4/18

M$t)odoo#$%

• B"t$r"

– Brut$-*orc$ I!&$!$nt"ton

– S$&"r"'$ 7$rn$

– Loc" H%to#r"!

– B"t$r" Grd

Reference:• “Digital signal processing with FPGA” , '( U.M$($r-B"$%$.

• “Bilateral Filtering: Theory and Applications”, b( S(,"n P"r%P$rr$ 7orn&ro'%t8"c1 Tu!'n "nd Fr9$do Dur"nd.


5/18

:)( B"t$r" Grd

• T)$ 'rut$ *orc$ !&$!$nt"ton % $;c$nt*or %!" %&"t" 1$rn$% 'ut '$co!$+uc1( &ro)'t,$ *or "r#$ 1$rn$%.

• T)$ %$&"r"'$ 1$rn$ "&&ro"c) ($d%

%#nc"nt( *"%t$r runnn# t!$% 'ut t)$&$r*or!"nc$ %t d$#r"d$% n$"r( /t)t)$ 1$rn$ %


6/18

CONT=.

• B"t$r" Grd !$t)od c"n '$ u%$d /)$nGr"&)c% )"rd/"r$ % ",""'$ '$c"u%$ t"c)$,$% )#)-+u"t( out&ut% "nd r$"-t!$ &$r*or!"nc$% $,$n on )#)-r$%outon

!"#$% "nd ,d$o%.• To &roc$%% coor !"#$% t)$ '"t$r" #rd

&ro,d$% " %"t%*(n# %outon $%&$c"(/t) "r#$ 1$rn$%. H$nc$ B"t$r" Grd

"&&ro"c) % u%$d n t)$ !&$!$nt"ton o*'"t$r" t$r n S&"rt"n 3 FPGA.


7/18

B"t$r" Ft$r

• To %!oot) !"#$% /)$ &r$%$r,n# $d#$%'( !$"n% o* " nonn$"r co!'n"ton o*n$"r'( !"#$ ,"u$%.

• Nonn$"r t$r /)c) co!'n$% do!"n

"nd r"n#$ t$rn#.• T)$ 1$( d$" o* t)$ '"t$r" t$r % t)"t

*or " &2$ to n>u$nc$ "not)$r &2$ t%)oud not on( occu&( " n$"r'( oc"ton

'ut "%o )",$ " %!"r ,"u$.


8/18

B"t$r" A#ort)!

• For $"c) &2$ & , Initialize the values ofnormalization factor and Bilateral lter to

zero.

• For $"c) &2$ + , the non-negative weight

is given by the product of spatial weightand range weight.

• Normalization at pixel p,

B!I" p #I$ %& $

Reference:?B"t$r" Ft$rn#0 T)$or( "nd A&&c"ton%@ '( S(,"n P"r% P$rr$7orn&ro'%t8"c1 Tu!'n "nd Fr9$do Dur"nd.


9/18

H"rd/"r$ I!&$!$nt"ton

FPGA % " '$%t &o%%'$ %outon *or co%t$$ct,$ &"t*or! o* )#) r$%ourc$ut


10/18

:)( !&$!$nt"ton

• No/"d"(% !o%t o* t)$ "&&c"ton%r$+ur$ r$"-t!$ )"rd/"r$ %(%t$!% /t)"r#$ co!&utn# &ot$nt"t( *or /)c) "

*"%t "nd d$dc"t$d VLSI "rc)t$ctur$"&&$"r% to '$ t)$ '$%t &o%%'$ %outon.


11/18

:)( n2 S&"rt"n 3

• n2 S&"rt"n 3 FPGA % %&$cc"(d$%#n$d *or to cr$"t$ !&$!$nt "ndt$%t d#t" d$%#n% u%n# &ro#r"!!"'$

o#c /t) o/ co%t M"nn$r.• :$ c"n con#ur$ t)$ FPGA to !&$!$nt

"n( %(%t$! d$%#n.


12/18

S&"rt"n-3 FPGA Bo"rd


13/18


14/18

Co!&"r%on T"'$

ARAMETERS S ARTAN - 3

F GA

ATTRIBUTES

USAGE

SYSTEM GATES7 7

LOGIC CELLS

TOTAL CLBSJ KJ

DEDICATED

MULTIPLIERS

MAXIMUM USER I/O 3

MAXIMUM

DIFFERENTIAL I/O

PAIRS


15/18

R$%ut%

• On "&&(n# ,"rou% nu!'$r% o* t$r"ton%n t)$ !&$!$nt"ton o* '"t$r" t$r t% o'%$r,$d t)"t t)$ r$%ourc$ u%"#$ %!n!u!.

•

T)$ tot" nu!'$r o* %(%t$! #"t$% u%$d % o* t)$ tot" %(%t$! #"t$% ",""'$.On( o* o#c c$% /$r$ u%$d "nd)$nc$ t)$ r$%ourc$ u%"#$ % o/. Out o*

J Con#ur"'$ Lo#c Boc1% on( %u%$d. It % o'%$r,$d t)"t on( 3 o* t)$!ut&$r% "r$ u%$d.


16/18

Concu%on

• A nu!'$r o* t$r"ton% "r$ &$r*or!$du%n# '"t$r" #rd "&&ro"c) to d$t$r!n$t)$ r$%ourc$ u%"#$.

• It % d$t$r!n$d t)"t t)$ '"t$r" t$r % "

&o/$r*u "t$rn"t,$ to t)$ t$r"ton-'"%$dt$r% *or no%$ r$!o,".

• T)$ u%$ o* '"t$r" t$r r$%ut% n Lo/r$%ourc$ u%"#$.

• Snc$ t)$r$ % o/ r$%ourc$ u%"#$ t)$&o/$r con%u!&ton % o/. A% " r$%ut t)$co!&ut"ton" %&$$d % )#).


17/18

R$*$r$nc$%• Mc)"$ M. Bron%t$n@ L"


18/18

T A !

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# $ %

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