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Diffstat (limited to 'spectro/sa_conv.h')
| -rw-r--r-- | spectro/sa_conv.h | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/spectro/sa_conv.h b/spectro/sa_conv.h new file mode 100644 index 0000000..0f7e635 --- /dev/null +++ b/spectro/sa_conv.h @@ -0,0 +1,233 @@ +#ifndef SA_CONV_H + +#ifdef SALONEINSTLIB +/* + * A very small subset of icclib and numlib for the standalone instrument lib. + */ + +/* + * Argyll Color Correction 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(_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 */ + +#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); + +#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 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 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 + +/* 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 */ |