Adaptive tone-mapping transfer functions for high dynamic range video cameras

(1)

Adaptive tone-mapping transfer functions for high dynamic

range video cameras

Citation for published version (APA):

Cvetkovic, S. D., Klijn, J., & With, de, P. H. N. (2009). Adaptive tone-mapping transfer functions for high dynamic range video cameras. In Proceedings of the International Conference on Consumer Electronics 2008, ICCE 2008, 9-13 January 2008, Las Vegas, Nevada [6.3-5] Institute of Electrical and Electronics Engineers. https://doi.org/10.1109/ICCE.2008.4587909

DOI:

10.1109/ICCE.2008.4587909

Document status and date: Published: 01/01/2009 Document Version:

Publisher’s PDF, also known as Version of Record (includes final page, issue and volume numbers) Please check the document version of this publication:

• A submitted manuscript is the version of the article upon submission and before peer-review. There can be important differences between the submitted version and the official published version of record. People interested in the research are advised to contact the author for the final version of the publication, or visit the DOI to the publisher's website.

• The final author version and the galley proof are versions of the publication after peer review.

• The final published version features the final layout of the paper including the volume, issue and page numbers.

Link to publication

General rights

Copyright and moral rights for the publications made accessible in the public portal are retained by the authors and/or other copyright owners and it is a condition of accessing publications that users recognise and abide by the legal requirements associated with these rights. • Users may download and print one copy of any publication from the public portal for the purpose of private study or research. • You may not further distribute the material or use it for any profit-making activity or commercial gain

• You may freely distribute the URL identifying the publication in the public portal.

If the publication is distributed under the terms of Article 25fa of the Dutch Copyright Act, indicated by the “Taverne” license above, please follow below link for the End User Agreement:

www.tue.nl/taverne

Take down policy

If you believe that this document breaches copyright please contact us at: openaccess@tue.nl

providing details and we will investigate your claim.

(2)

LdapTtie

Iloe-Mappl

;

Transf

Rwge

Vid(

cI

Secut

Systr

m

er

Fn:c

.'l

CAme

-los

or

Uiversiy

of

TeeCiolog

Ei

HIgh

Dynaml(

/LogicaCN

Aftgd For leat-im good ta re'iditl of ide

conrtfo the er pt

Dyi

Ra (HDR) se

c redtioI

(tonI-ping

l

:is tzadioot [OA

tonrth itndh cinttOl

bpth

e v1

isibility

h of

tmLg

i

exessivolely

rWressing

thei

roWt-o tist&thodisa21J Thee a

lgiihm

wa sup

,sit f w'anyve sstm

op

Disiinp-r 1Xoa cn X 1 cueLL th wer

brig

lt-aits- in t KIB

1ansi

s l1 rLgg ith da ar a

aiit t esuol suau adtp

i0ou

er-, Wedisc pp cur

bl. t

ark rM wiei1et h

Dik:t

4age

par Ai oftd

dynrn46ic

vaIuaLo in HW IDRvie compr Ph 11s sion na cokt

o1tr

is

ciAed

a

cpMpl

bseed1thatthe 4t t at sficl it

lcsdue,t the cm

Lf

th6

CRTtr4nsf fu111Uo31 gaiacoTec

(as

i

Fig.

I

pfe V

sibily

of

di

ikiag

n ofthe

d11c

range of t

ages rote

rige

of

he

dis0y

dvce

Si L:c ra1e

tcid

ip=t

sigoal

frou

is

4

dCes oe sor exce

c

T

IefbbT,

stoeepeT

T i gfosrho

17

e-ioiedmxe+The,

pr&16h

of

tis

appr

aMces okae

cpMpressionrl

of a

hd&e

p6d

icm21 nnclnm 2kp-th-prc-s i1tincri m2er:vp-r n2lP

i

ot

rangeG n a.

)

gmented

t 1ne-m1 igf Int

ididta

segets

in

th

tiefuo

ra sure il H ANIMPROVEDTI ure limLT UD T he-1r l1.coX1L* It Will

beQcafee

a

I-r

tilque

is inceasig

With thn

'sensor sin. w. caia e t

nLlsplines, h h

.1e.rwrit aL FlLI h

.til ii-~ 'HI 3lditioIi:e,

S.61

ki tGMEH a&

tg

r', ar ctio n, ur

ig

tron}sa

Af

na

b)

M a extended range G

z3S

(hgho: lExanoe~

§etoieie tr

k rfaniig

fibi

0th

1.

e

oLfthe

fuS oli

0Wmte

aL33T, 'we

f111L1Ld

a FKM~i:sh

r0, 1la2n. ens ra ae,e,tnftsur fin rl OilLtro

paratiot

kg

(

is Lai s as6tof1

fui1diiLs).

.. ,s a

slLo6L

tttr

Nveeble.speoP.siTlL lcib panie

,,c

&*S

4uthbrs sWucied

.HL:DRK

it

on;t

upto o0d ofe as

tfIf tall

_5:-tiias.

roN

W1U i

FN

LtJion i:l}t 1

1i rn

i totarraitosa LJL1eLLi.tY llU.,, Noise, Ratio i1

-2

.ig4a dUse f3 NSkg ,1 As S. .4 bilt

ot::LLlTL'l

im co

_prsstn

p

JbaisE

)fit,

ve,

split

A

gka

tta

a Fc171-C1llE - iGdg

WiJt

a.J f

ares'

b6

b

the1

Net

tandard

elleg;tJi+tls WITlii. iltf1 ,r t tL

SLi gn alI-t.- in AsUt.

or

c-lVenci-ant,

a Ti

leX

zit

P

p>itxmiti

Was-.'

cNPi1esig

splnes Itst its it iFI

rliput

range

inrto

nr

sacl

)O(wil

11

OF.

I]XhiEa

s4th ieta,

uL tm ll tI 7Lt S Lla 1 lllLs,* , -i dto11 1e n e ib

the02

gh*e

hd

ci iAtettot

of

ilf

e With thatparameti

1h kne icsi~t uM 6

c (I( + r

.i fiLlrest11

aI<lLltEDg

iliwevL caoa r1refwiliCIL

ift rie (Se W~ thfi the

inj*t

raii ge part- o theL iig

dci[hdc

range

widtr

th

<e

ofcte

srthndad

disrX

aad

ont

sltrificail(

dteriorat

g

io Hit

L2

igh

e B.

Cot1to

lq

p'ith

tode-erimneteqptimal

Acotrl ,-Aitiite istorel;OeL.li t;heimaRe

medlai2ffi

~~e

iee-toi u)'Lgcurvett

thI

II aftt t

1-4244-1459-8/08/$25.00

02008 IEEE

di

tm

INTROF

er

it

in

wang

tha

r1i &ted

tLE

cOesso l

cet t1

L

tluhe,

fic

8NR th

is

hikb

.b eeaS1VA

h,

(3)

A

_A.

T

gg:

1

totut

lm"e

XOf X

0Lou~~~~~~~tout

races

ing Iure ma

g

paLraetd

gD leads to a Lli-ar

eY1 1 iS2h a1 t ait

deo lv a theMM v s u

pe,th Me itLlreaseis

larger

that tt

q'Nority

ofthe images.

By

sucdh anaLc

L

fr

ate

H1 1?

gain

Tocontrol

the

e vaue ar ti.LItrodtLLice'W+W A

change

Hence imac 1h1eve that

r5/mntr=fll onel

histbgarn

th

1 Th

setng

ctroel the

range

in:l

wh

dra

llllsttJica2llycaLnged

.

e5"ResuLts,

(a)

stadard c:ameraimage,

(b)

smar[t extebndeC

Gamma, (e)i ethid: ftoii tie- RL.f[31 (d)ourmethod a=0,5), 9DCON

"uls

the exen oIfe gamma f cot0tr

irlp1,

!aamr

1s t 6othe

apprc

ffe atid HDR Video

1oh

ei:ther

inL

dark:

oi

s1t d

rtat'

dLLL U1<[.Lc a_t1L IUS

ethods,

ploe-exp

NR and,

,hoenCy

orne

nage hSas LsD

R,

n o

rIhn

advantigeous

f( DR

imaLges

iLt

perfol

thxLt the

presenlte;d

tec rmeraLs

carnporde3rs,

LI ap N( N deW I

akF

ior IC( aIIt . npw_Fro i . s>r 1aUJ Ye 1LpUL istc c1i- tai YWe Ocala id( 0ef N~ to the det to ocrsl

C&Wil3

ependir

in

the

r=tatthe 7S. tI >(w-nlgise,outpL,l I, 10s

perf6rm

L d ressedduet ot

Inpotscane

I"

L

iagesensor -aLii I. Ah _C13".