Color calculations

Fast hardcoded color conversions. More...

Collaboration diagram for Color calculations:

Functions
void	oyLab2XYZ (const double *CIELab, double *XYZ)
	CIE Lab to ICC XYZ. More...
void	oyXYZ2Lab (const double *XYZ, double *lab)
	ICC XYZ to CIE * Lab. More...
void	oyCIEabsXYZ2ICCrelXYZ (const double *CIEXYZ, double *ICCXYZ, const double *XYZmin, const double *XYZmax, const double *XYZwhite)
	CIE absolute colorimetric to ICC relative colorimetric. More...
void	oyICCXYZrel2CIEabsXYZ (const double *ICCXYZ, double *CIEXYZ, const double *XYZmin, const double *XYZmax, const double *XYZwhite)
	ICC relative colorimetric to CIE absolute colorimetric. More...

Detailed Description

Fast hardcoded color conversions.

Function Documentation

void oyCIEabsXYZ2ICCrelXYZ	(	const double *	CIEXYZ,
		double *	ICCXYZ,
		const double *	XYZmin,
		const double *	XYZmax,
		const double *	XYZwhite
	)

CIE absolute colorimetric to ICC relative colorimetric.

Function oyCIEabsXYZ2ICCrelXYZ

Parameters

[in]	CIEXYZ	CIE absolute colorimetric input
[out]	ICCXYZ	ICC relative colorimetric output
[in]	XYZmin	CIE absolute black point
[in]	XYZmax	CIE absolute media white
[in]	XYZwhite	illuminant white

Since

Oyranos: version 0.1.8

Date

2008/01/20 (API 0.1.8)

void oyICCXYZrel2CIEabsXYZ	(	const double *	ICCXYZ,
		double *	CIEXYZ,
		const double *	XYZmin,
		const double *	XYZmax,
		const double *	XYZwhite
	)

ICC relative colorimetric to CIE absolute colorimetric.

Function oyICCXYZrel2CIEabsXYZ

Parameters

[in]	ICCXYZ	ICC relative colorimetric input
[out]	CIEXYZ	CIE absolute colorimetric output
[in]	XYZmin	CIE absolute black point
[in]	XYZmax	CIE absolute media white
[in]	XYZwhite	illuminant white

Since

Oyranos: version 0.1.8

Date

2008/01/20 (API 0.1.8)

void oyLab2XYZ	(	const double *	CIELab,
		double *	XYZ
	)

CIE Lab to ICC XYZ.

Referenced by oyNamedColor_s::oyNamedColor_SetColorStd().

void oyXYZ2Lab	(	const double *	XYZ,
		double *	lab
	)

ICC XYZ to CIE * Lab.

Referenced by oyNamedColor_s::oyNamedColor_GetColorStd().