JPGICC

Section: User Commands (1)
Updated: September 30, 2004
Page Index

NAME

jpgicc - little cms ICC profile applier for JPEG.

SYNOPSIS

jpgicc [options] input.jpg output.jpg

DESCRIPTION

lcms is a standalone CMM engine, which deals with the color management. It implements a fast transformation between ICC profiles. jpgicc is a little cms ICC profile applier for JPEG.

OPTIONS

-b

Black point compensation.

-c NUM

Precalculates transform (0=Off, 1=Normal, 2=Hi-res, 3=LoRes) [defaults to 1].

-d NUM

Observer adaptation state (abs.col. only), (0..1.0, float value) [defaults to 0.0].

-e

Embed destination profile.

-g

Marks out-of-gamut colors on softproof.

-h NUM

Show summary of options and examples (0=help, 1=Examples, 2=Built-in profiles, 3=Contact information)

-i profile

Input profile (defaults to sRGB).

-l link

TODO: explain this option.

-m NUM

SoftProof intent (0,1,2,3) [defaults to 0].

-n

Ignore embedded profile.

-o profile

Output profile (defaults to sRGB).

-p profile

Soft proof profile.

-q NUM

Output JPEG quality, (0..100) [defaults to 75].

-s newprofile

Save embedded profile as newprofile.

-t NUM

Rendering intent


0=Perceptual [default]
1=Relative colorimetric
2=Saturation
3=Absolute colorimetric
10=Perceptual preserving black ink
11=Relative colorimetric preserving black ink
12=Saturation preserving black ink
13=Perceptual preserving black plane
14=Relative colorimetric preserving black plane
15=Saturation preserving black plane

-v

Verbose.

-! NUM,NUM,NUM

Out-of-gamut marker channel values (r,g,b) [defaults: 128,128,128].

BUILT-IN PROFILES

        *Lab2  -- D50-based v2 CIEL*a*b
        *Lab4  -- D50-based v4 CIEL*a*b
        *Lab   -- D50-based v4 CIEL*a*b
        *XYZ   -- CIE XYZ (PCS)
        *sRGB  -- sRGB color space
        *Gray22 - Monochrome of Gamma 2.2
        *Gray30 - Monochrome of Gamma 3.0
        *null   - Monochrome black for all input
        *Lin2222- CMYK linearization of gamma 2.2 on each channel

EXAMPLES

To color correct from scanner to sRGB:
        jpgicc -iscanner.icm in.jpg out.jpg

To convert from monitor1 to monitor2:
        jpgicc -imon1.icm -omon2.icm in.jpg out.jpg

To make a CMYK separation:
        jpgicc -oprinter.icm inrgb.jpg outcmyk.jpg

To recover sRGB from a CMYK separation:
        jpgicc -iprinter.icm incmyk.jpg outrgb.jpg

To convert from CIELab ITU/Fax JPEG to sRGB
        jpgicc -iitufax.icm in.jpg out.jpg

To convert from CIELab ITU/Fax JPEG to sRGB
        jpgicc in.jpg out.jpg

NOTES

For suggestions, comments, bug reports etc. send mail to info@littlecms.com.

AUTHOR

This manual page was written by Shiju p. Nair <shiju.p@gmail.com>, for the Debian project.