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author jpayne
date Tue, 18 Mar 2025 16:23:26 -0400
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jpayne@68 1 .\"Shiju P. Nair September 30, 2004
jpayne@68 2 .\"Thomas Weber <tweber@debian.org> April 23, 2014
jpayne@68 3 .TH JPGICC 1 "September 30, 2004"
jpayne@68 4 .SH NAME
jpayne@68 5 jpgicc - little cms ICC profile applier for JPEG.
jpayne@68 6 .SH SYNOPSIS
jpayne@68 7 .B jpgicc
jpayne@68 8 .RI [ options ] " input.jpg output.jpg"
jpayne@68 9 .SH DESCRIPTION
jpayne@68 10 lcms is a standalone CMM engine, which deals with the color management.
jpayne@68 11 It implements a fast transformation between ICC profiles.
jpayne@68 12 .B jpgicc
jpayne@68 13 is a little cms ICC profile applier for JPEG.
jpayne@68 14 .SH OPTIONS
jpayne@68 15 .TP
jpayne@68 16 .B \-b
jpayne@68 17 Black point compensation.
jpayne@68 18 .TP
jpayne@68 19 .BI \-c\ NUM
jpayne@68 20 Precalculates transform (0=Off, 1=Normal, 2=Hi-res, 3=LoRes) [defaults to 1].
jpayne@68 21 .TP
jpayne@68 22 .BI \-d\ NUM
jpayne@68 23 Observer adaptation state (abs.col. only), (0..1.0, float value) [defaults to 0.0].
jpayne@68 24 .TP
jpayne@68 25 .B \-e
jpayne@68 26 Embed destination profile.
jpayne@68 27 .TP
jpayne@68 28 .B \-g
jpayne@68 29 Marks out-of-gamut colors on softproof.
jpayne@68 30 .TP
jpayne@68 31 .BI \-h\ NUM
jpayne@68 32 Show summary of options and examples (0=help, 1=Examples, 2=Built-in profiles, 3=Contact information)
jpayne@68 33 .TP
jpayne@68 34 .BI \-i\ profile
jpayne@68 35 Input profile (defaults to sRGB).
jpayne@68 36 .TP
jpayne@68 37 .BI \-l\ link
jpayne@68 38 TODO: explain this option.
jpayne@68 39 .TP
jpayne@68 40 .BI \-m\ NUM
jpayne@68 41 SoftProof intent (0,1,2,3) [defaults to 0].
jpayne@68 42 .TP
jpayne@68 43 .B \-n
jpayne@68 44 Ignore embedded profile.
jpayne@68 45 .TP
jpayne@68 46 .BI \-o\ profile
jpayne@68 47 Output profile (defaults to sRGB).
jpayne@68 48 .TP
jpayne@68 49 .BI \-p\ profile
jpayne@68 50 Soft proof profile.
jpayne@68 51 .TP
jpayne@68 52 .BI \-q\ NUM
jpayne@68 53 Output JPEG quality, (0..100) [defaults to 75].
jpayne@68 54 .TP
jpayne@68 55 .BI \-s\ newprofile
jpayne@68 56 Save embedded profile as \fInewprofile\fR.
jpayne@68 57 .TP
jpayne@68 58 .BI \-t\ NUM
jpayne@68 59 Rendering intent
jpayne@68 60 .nf
jpayne@68 61 .RS
jpayne@68 62 0=Perceptual [default]
jpayne@68 63 1=Relative colorimetric
jpayne@68 64 2=Saturation
jpayne@68 65 3=Absolute colorimetric
jpayne@68 66 10=Perceptual preserving black ink
jpayne@68 67 11=Relative colorimetric preserving black ink
jpayne@68 68 12=Saturation preserving black ink
jpayne@68 69 13=Perceptual preserving black plane
jpayne@68 70 14=Relative colorimetric preserving black plane
jpayne@68 71 15=Saturation preserving black plane
jpayne@68 72 .RE
jpayne@68 73 .fi
jpayne@68 74 .TP
jpayne@68 75 .B \-v
jpayne@68 76 Verbose.
jpayne@68 77 .TP
jpayne@68 78 .BI \-!\ NUM,NUM,NUM
jpayne@68 79 Out-of-gamut marker channel values (r,g,b) [defaults: 128,128,128].
jpayne@68 80 .SH BUILT-IN PROFILES
jpayne@68 81 .nf
jpayne@68 82 *Lab2 -- D50-based v2 CIEL*a*b
jpayne@68 83 *Lab4 -- D50-based v4 CIEL*a*b
jpayne@68 84 *Lab -- D50-based v4 CIEL*a*b
jpayne@68 85 *XYZ -- CIE XYZ (PCS)
jpayne@68 86 *sRGB -- sRGB color space
jpayne@68 87 *Gray22 - Monochrome of Gamma 2.2
jpayne@68 88 *Gray30 - Monochrome of Gamma 3.0
jpayne@68 89 *null - Monochrome black for all input
jpayne@68 90 *Lin2222- CMYK linearization of gamma 2.2 on each channel
jpayne@68 91 .fi
jpayne@68 92 .SH EXAMPLES
jpayne@68 93 .nf
jpayne@68 94 To color correct from scanner to sRGB:
jpayne@68 95 jpgicc -iscanner.icm in.jpg out.jpg
jpayne@68 96
jpayne@68 97 To convert from monitor1 to monitor2:
jpayne@68 98 jpgicc -imon1.icm -omon2.icm in.jpg out.jpg
jpayne@68 99
jpayne@68 100 To make a CMYK separation:
jpayne@68 101 jpgicc -oprinter.icm inrgb.jpg outcmyk.jpg
jpayne@68 102
jpayne@68 103 To recover sRGB from a CMYK separation:
jpayne@68 104 jpgicc -iprinter.icm incmyk.jpg outrgb.jpg
jpayne@68 105
jpayne@68 106 To convert from CIELab ITU/Fax JPEG to sRGB
jpayne@68 107 jpgicc -iitufax.icm in.jpg out.jpg
jpayne@68 108
jpayne@68 109 To convert from CIELab ITU/Fax JPEG to sRGB
jpayne@68 110 jpgicc in.jpg out.jpg
jpayne@68 111 .fi
jpayne@68 112 .SH NOTES
jpayne@68 113 For suggestions, comments, bug reports etc. send mail to
jpayne@68 114 info@littlecms.com.
jpayne@68 115 .SH SEE ALSO
jpayne@68 116 .BR linkicc (1),
jpayne@68 117 .BR psicc (1),
jpayne@68 118 .BR tificc (1),
jpayne@68 119 .BR transicc (1)
jpayne@68 120 .SH AUTHOR
jpayne@68 121 This manual page was written by Shiju p. Nair <shiju.p@gmail.com>,
jpayne@68 122 for the Debian project.