Tuesday 30 August 2011

About jc1RGB™ Color Space

ProPhoto RGB vs jc1RGB v1.0

Specification of jc1RGB™

Profile Basic Property
Absolute Color Space, similar to sRGB, AdobeRGB, BestRGB, BetaRGB or ProPhoto RGB,  in that profile does not associate with mapping function.

Chromaticity co-ordinates of  Primaries
Primary    x       y       z
   R     0.7342  0.2653  0.0005
   G     0.1587  0.7999  0.0414
   B     0.1334  0.0434  0.8232

Reference White
With illuminant D50, Daylight, used for color rendering  and whose chromaticity co-ordinate is
x=0.3457, y=0.3585, z=0.2958

Gamma:    2.2

XYZ to RGB matrix (3 x 3)
Note: XYZ and RGB are column vectors

R=  1.5422365  -0.2936087  -0.2344409  X
G= -0.5514800   1.5243283   0.0090034  Y
B=  0.0236679  -0.0702030   1.2691461  Z

RGB to XYZ matrix (3 x 3)
Note: RGB and XYZ are column vectors
X=  0.7001220  0.1259210  0.1381959   R
Y=  0.2528139  0.7138481  0.0333380   G
Z=  0.0000000  0.0469987  0.7782661   B

X=  0.6965263  0.1400414  0.1276712   R
Y=  0.2519876  0.7064762  0.0415362   G
Z=  0.0009495  0.0364673  0.7878480   B

Why jc1RGB
Read discussion forum at here.

Download
Go to download LINK


Sincerely,
jc1

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