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2026-08-20 20:28:40 +01:00

259 lines
8.8 KiB
C

#ifndef SA_CONV_H
#ifdef SALONEINSTLIB
/*
* A very small subset of icclib and numlib for the standalone instrument lib.
*/
/*
* Argyll Color Management System
*
* Author: Graeme W. Gill
* Date: 2008/2/9
*
* Copyright 1996 - 2013 Graeme W. Gill
* All rights reserved.
*
* This material is licenced under the GNU GENERAL PUBLIC LICENSE Version 2 or later :-
* see the License2.txt file for licencing details.
*
* Derived from icoms.h
*/
#if defined (NT)
# if !defined(WINVER) || WINVER < 0x0501
# if defined(WINVER)
# undef WINVER
# endif
# define WINVER 0x0501
# endif
# if !defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0501
# if defined(_WIN32_WINNT)
# undef _WIN32_WINNT
# endif
# define _WIN32_WINNT 0x0501
# endif
# define WIN32_LEAN_AND_MEAN
# include <windows.h>
# include <io.h>
#endif
#if defined (UNIX)
# include <unistd.h>
# include <glob.h>
# include <pthread.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* - - - - - - - - - - - - - - - - - - - - - - - - - - */
/* A subset of icclib */
#define SA_ERRM_SIZE 2000 /* Try and keep in sync with CGATS_ERRM_LENGTH */
typedef struct {
int c; /* Error code */
char m[SA_ERRM_SIZE]; /* Error message */
} sa_Err;
#ifndef MAX_CHAN
# define MAX_CHAN 15
#endif
typedef enum {
sa_SigXYZData = 0x58595A20L, /* 'XYZ ' */
sa_SigLabData = 0x4C616220L, /* 'Lab ' */
sa_SigLuvData = 0x4C757620L, /* 'Luv ' */
sa_SigYCbCrData = 0x59436272L, /* 'YCbr' */
sa_SigYxyData = 0x59787920L, /* 'Yxy ' */
sa_SigRgbData = 0x52474220L, /* 'RGB ' */
sa_SigGrayData = 0x47524159L, /* 'GRAY' */
sa_SigHsvData = 0x48535620L, /* 'HSV ' */
sa_SigHlsData = 0x484C5320L, /* 'HLS ' */
sa_SigCmykData = 0x434D594BL, /* 'CMYK' */
sa_SigCmyData = 0x434D5920L, /* 'CMY ' */
sa_Sig2colorData = 0x32434C52L, /* '2CLR' */
sa_Sig3colorData = 0x33434C52L, /* '3CLR' */
sa_Sig4colorData = 0x34434C52L, /* '4CLR' */
sa_Sig5colorData = 0x35434C52L, /* '5CLR' */
sa_Sig6colorData = 0x36434C52L, /* '6CLR' */
sa_Sig7colorData = 0x37434C52L, /* '7CLR' */
sa_Sig8colorData = 0x38434C52L, /* '8CLR' */
sa_Sig9colorData = 0x39434C52L, /* '9CLR' */
sa_Sig10colorData = 0x41434C52L, /* 'ACLR' */
sa_Sig11colorData = 0x42434C52L, /* 'BCLR' */
sa_Sig12colorData = 0x43434C52L, /* 'CCLR' */
sa_Sig13colorData = 0x44434C52L, /* 'DCLR' */
sa_Sig14colorData = 0x45434C52L, /* 'ECLR' */
sa_Sig15colorData = 0x46434C52L, /* 'FCLR' */
sa_SigMch5Data = 0x4D434835L, /* 'MCH5' Colorsync ? */
sa_SigMch6Data = 0x4D434836L, /* 'MCH6' Hexachrome: CMYKOG */
sa_SigMch7Data = 0x4D434837L, /* 'MCH7' Colorsync ? */
sa_SigMch8Data = 0x4D434838L, /* 'MCH8' Colorsync ? */
sa_SigNamedData = 0x6e6d636cL, /* 'nmcl' ??? */
sa_MaxEnumData = -1
} sa_ColorSpaceSignature;
typedef enum {
sa_SigInputClass = 0x73636E72L, /* 'scnr' */
sa_SigDisplayClass = 0x6D6E7472L, /* 'mntr' */
sa_SigOutputClass = 0x70727472L, /* 'prtr' */
sa_SigLinkClass = 0x6C696E6BL, /* 'link' */
sa_SigAbstractClass = 0x61627374L, /* 'abst' */
sa_SigColorSpaceClass = 0x73706163L, /* 'spac' */
sa_SigNamedColorClass = 0x6e6d636cL, /* 'nmcl' */
sa_MaxEnumClass = -1
} sa_ProfileClassSignature;
typedef struct {
double X;
double Y;
double Z;
} sa_XYZNumber;
unsigned int sa_CSSig2nchan(sa_ColorSpaceSignature sig);
extern sa_XYZNumber sa_D50;
extern sa_XYZNumber sa_D65;
extern sa_XYZNumber sa_D50_100;
extern sa_XYZNumber sa_D65_100;
void sa_SetUnity3x3(double mat[3][3]);
void sa_Cpy3x3(double out[3][3], double mat[3][3]);
void sa_MulBy3x3(double out[3], double mat[3][3], double in[3]);
void sa_Mul3x3_2(double dst[3][3], double src1[3][3], double src2[3][3]);
int sa_Inverse3x3(double out[3][3], double in[3][3]);
void sa_Transpose3x3(double out[3][3], double in[3][3]);
void sa_Scale3(double out[3], double in[3], double rat);
double sa_LabDE(double *in0, double *in1);
double sa_CIE94sq(double *in0, double *in1);
void sa_Lab2XYZ(sa_XYZNumber *w, double *out, double *in);
void sa_XYZ2Lab(sa_XYZNumber *w, double *out, double *in);
void sa_Yxy2XYZ(double *out, double *in);
void sa_Add3(double out[3], double in1[3], double in2[3]);
#define icmErr sa_Err
#define icColorSpaceSignature sa_ColorSpaceSignature
#define icSigXYZData sa_SigXYZData
#define icSigLabData sa_SigLabData
#define icSigLuvData sa_SigLuvData
#define icSigYCbCrData sa_SigYCbCrData
#define icSigYxyData sa_SigYxyData
#define icSigRgbData sa_SigRgbData
#define icSigGrayData sa_SigGrayData
#define icSigHsvData sa_SigHsvData
#define icSigHlsData sa_SigHlsData
#define icSigCmykData sa_SigCmykData
#define icSigCmyData sa_SigCmyData
#define icSig2colorData sa_Sig2colorData
#define icSig3colorData sa_Sig3colorData
#define icSig4colorData sa_Sig4colorData
#define icSig5colorData sa_Sig5colorData
#define icSig6colorData sa_Sig6colorData
#define icSig7colorData sa_Sig7colorData
#define icSig8colorData sa_Sig8colorData
#define icSig9colorData sa_Sig9colorData
#define icSig10colorData sa_Sig10colorData
#define icSig11colorData sa_Sig11colorData
#define icSig12colorData sa_Sig12colorData
#define icSig13colorData sa_Sig13colorData
#define icSig14colorData sa_Sig14colorData
#define icSig15colorData sa_Sig15colorData
#define icSigMch5Data sa_SigMch5Data
#define icSigMch6Data sa_SigMch6Data
#define icSigMch7Data sa_SigMch7Data
#define icSigMch8Data sa_SigMch8Data
#define icSigNamedData sa_SigNamedData
#define icMaxEnumData sa_MaxEnumData
#define icProfileClassSignature sa_ProfileClassSignature
#define icSigInputClass sa_SigInputClass
#define icSigDisplayClass sa_SigDisplayClass
#define icSigOutputClass sa_SigOutputClass
#define icSigLinkClass sa_SigLinkClass
#define icSigAbstractClass sa_SigAbstractClass
#define icSigColorSpaceClass sa_SigColorSpaceClass
#define icSigNamedColorClass sa_SigNamedColorClass
#define icmCSSig2nchan sa_CSSig2nchan
#define icmXYZNumber sa_XYZNumber
#define icmD50 sa_D50
#define icmD65 sa_D65
#define icmD50_100 sa_D50_100
#define icmD65_100 sa_D65_100
#define icmSetUnity3x3 sa_SetUnity3x3
#define icmCpy3x3 sa_Cpy3x3
#define icmMulBy3x3 sa_MulBy3x3
#define icmMul3x3_2 sa_Mul3x3_2
#define icmInverse3x3 sa_Inverse3x3
#define icmTranspose3x3 sa_Transpose3x3
#define icmSet3(d_ary, s_val) ((d_ary)[0] = (s_val), (d_ary)[1] = (s_val), \
(d_ary)[2] = (s_val))
#define icmCpy3(d_ary, s_ary) ((d_ary)[0] = (s_ary)[0], (d_ary)[1] = (s_ary)[1], \
(d_ary)[2] = (s_ary)[2])
#define icmScale3 sa_Scale3
#define icmClamp3 sa_Clamp3
#define icmAdd3 sa_Add3
#define rand32 sa_rand32
#define icmAry2XYZ(xyz, ary) ((xyz).X = (ary)[0], (xyz).Y = (ary)[1], (xyz).Z = (ary)[2])
#define icmLabDE sa_LabDE
#define icmCIE94sq sa_CIE94sq
#define icmXYZ2Lab sa_XYZ2Lab
#define icmLab2XYZ sa_Lab2XYZ
#define icmYxy2XYZ sa_Yxy2XYZ
/* Lpt isn't used by instlib, so dummy it out */
#define icmXYZ2Lpt sa_XYZ2Lab
#define icmLpt2XYZ sa_Lab2XYZ
/* A helper object that computes MD5 checksums */
struct _sa_MD5 {
/* Private: */
int fin; /* Flag, nz if final has been called */
ORD32 sum[4]; /* Current/final checksum */
unsigned int tlen; /* Total length added in bytes */
ORD8 buf[64]; /* Partial buffer */
/* Public: */
void (*reset)(struct _sa_MD5 *p); /* Reset the checksum */
void (*add)(struct _sa_MD5 *p, ORD8 *buf, unsigned int len); /* Add some bytes */
void (*get)(struct _sa_MD5 *p, ORD8 chsum[16]); /* Finalise and get the checksum */
void (*del)(struct _sa_MD5 *p); /* We're done with the object */
}; typedef struct _sa_MD5 sa_MD5;
/* Create a new MD5 checksumming object, with a reset checksum value */
/* Return it or NULL if there is an error. */
extern sa_MD5 *new_sa_MD5(void);
#define icmMD5 sa_MD5
#define new_icmMD5 new_sa_MD5
/* - - - - - - - - - - - - - - - - - - - - - - - - - - */
/* A subset of numlib */
int sa_lu_psinvert(double **out, double **in, int m, int n);
#define lu_psinvert sa_lu_psinvert
/* - - - - - - - - - - - - - - - - - - - - - - - - - - */
#ifdef __cplusplus
}
#endif
#endif /* SALONEINSTLIB */
#define SA_CONV_H
#endif /* SA_CONV_H */