im_dE_fromdisp(3) im_dE_fromdisp(3)
NAME
im_dE_fromdisp, im_dE_fromXYZ, im_dECMC_fromdisp - derived colour dif-
ference functions
SYNOPSIS
#include <vips/vips.h>
im_dE_fromdisp( in1, in2, out, display )
IMAGE *in1, *in2, *out;
struct im_col_display *display;
int im_dE_fromXYZ(in, out)
IMAGE *in, *out;
im_dECMC_fromdisp( in1, in2, out, display )
IMAGE *in1, *in2, *out;
struct im_col_display *display;
DESCRIPTION
These functions are built on the basic VIPS colour difference measure-
ments as a convenience for the programmer. See im_dE_fromLab(3) for an
explanation of the colour difference metrics and the basic comparision
functions.
RETURN VALUE
The functions return 0 on success and -1 on error.
SEE ALSO
im_col_XYZ2rgb(3), im_dE_fromLab(3), im_LabQ2Lab(3), im_Lab2disp(3).
COPYRIGHT
National Gallery and Birkbeck College, 1990 - 1993
AUTHOR
K. Martinez - 2/12/1992
J. Cupitt - 21/7/93
2 December 1992 im_dE_fromdisp(3)
im_dE_fromdisp 7.14.5 - Generated Sat Sep 6 19:49:44 CDT 2008