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+/*
+Little cms - profiler construction set
+Copyright (C) 1998-2001 Marti Maria <[email protected]>
+
+THIS SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
+EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+
+IN NO EVENT SHALL MARTI MARIA BE LIABLE FOR ANY SPECIAL, INCIDENTAL,
+INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
+LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+OF THIS SOFTWARE.
+
+This file is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+As a special exception to the GNU General Public License, if you
+distribute this file as part of a program that contains a
+configuration script generated by Autoconf, you may include it under
+the same distribution terms that you use for the rest of that program.
+*/
+
+/* Version 1.09a */
+
+#ifndef __cmsprf_H
+
+#include <config.h>
+#include LCMS_HEADER
+
+#include <ctype.h>
+#include <limits.h>
+#include <stdarg.h>
+#include <sys/stat.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef NON_WINDOWS
+# ifndef stricmp
+# define stricmp strcasecmp
+# endif
+#endif
+
+#ifndef max
+#define max(a,b) ((a) > (b)?(a):(b))
+#endif
+
+
+/* Matrix operations - arbitrary size ----------------------------------------------------- */
+
+typedef struct {
+
+ int Cols, Rows;
+ double** Values;
+
+ } MATN,FAR* LPMATN;
+
+// See B.K.O #148930: compile with lcms v.1.17
+#if (LCMS_VERSION > 116)
+typedef LCMSBOOL BOOL;
+#endif
+
+LPMATN cdecl MATNalloc(int Rows, int Cols);
+void cdecl MATNfree (LPMATN mat);
+LPMATN cdecl MATNmult(LPMATN a1, LPMATN a2);
+double cdecl MATNcross(LPMATN a);
+void cdecl MATNscalar (LPMATN a, double scl, LPMATN b);
+LPMATN cdecl MATNtranspose (LPMATN a);
+BOOL cdecl MATNsolve(LPMATN a, LPMATN b);
+
+
+/* IT8.7 / CGATS.17-200x handling -------------------------------------------------------- */
+
+#define cmsxIT8_ROWS 12
+#define cmsxIT8_COLS 22
+#define cmsxIT8_GRAYCOLS 24
+#define cmsxIT8_NORMAL_PATCHES (cmsxIT8_ROWS*cmsxIT8_COLS + cmsxIT8_GRAYCOLS)
+#define cmsxIT8_CUSTOM_PATCHES 10
+#define cmsxIT8_TOTAL_PATCHES (cmsxIT8_NORMAL_PATCHES + cmsxIT8_CUSTOM_PATCHES)
+
+
+LCMSHANDLE cdecl cmsxIT8Alloc(void);
+void cdecl cmsxIT8Free(LCMSHANDLE cmsxIT8);
+LCMSHANDLE cdecl cmsxIT8LoadFromFile(const char* cFileName);
+LCMSHANDLE cdecl cmsxIT8LoadFromMem(void *Ptr, size_t len);
+BOOL cdecl cmsxIT8SaveToFile(LCMSHANDLE cmsxIT8, const char* cFileName);
+const char* cdecl cmsxIT8GetSheetType(LCMSHANDLE hIT8);
+BOOL cdecl cmsxIT8SetSheetType(LCMSHANDLE hIT8, const char* Type);
+const char* cdecl cmsxIT8GetPatchName(LCMSHANDLE hIT8, int nPatch, char* buffer);
+BOOL cdecl cmsxIT8SetProperty(LCMSHANDLE hcmsxIT8, const char* cProp, const char *Str);
+BOOL cdecl cmsxIT8SetPropertyDbl(LCMSHANDLE hcmsxIT8, const char* cProp, double Val);
+const char* cdecl cmsxIT8GetProperty(LCMSHANDLE hcmsxIT8, const char* cProp);
+double cdecl cmsxIT8GetPropertyDbl(LCMSHANDLE hcmsxIT8, const char* cProp);
+int cdecl cmsxIT8EnumProperties(LCMSHANDLE cmsxIT8, char ***PropertyNames);
+int cdecl cmsxIT8EnumDataFormat(LCMSHANDLE cmsxIT8, char ***SampleNames);
+BOOL cdecl cmsxIT8SetDataFormat(LCMSHANDLE cmsxIT8, int n, const char *Sample);
+
+BOOL cdecl cmsxIT8GetDataSetByPos(LCMSHANDLE IT8, int col, int row, char* Val, int ValBufferLen);
+
+BOOL cdecl cmsxIT8GetDataSet(LCMSHANDLE cmsxIT8, const char* cPatch,
+ const char* cSample,
+ char* Val, int ValBuffLen);
+
+BOOL cdecl cmsxIT8GetDataSetDbl(LCMSHANDLE cmsxIT8, const char* cPatch, const char* cSample, double* v);
+
+BOOL cdecl cmsxIT8SetDataSet(LCMSHANDLE cmsxIT8, const char* cPatch,
+ const char* cSample,
+ char *Val);
+
+BOOL cdecl cmsxIT8SetDataSetDbl(LCMSHANDLE cmsxIT8, const char* cPatch, const char* cSample, double Val);
+
+const char *cdecl cmsxIT8GenericPatchName(int nPatch, char* buffer);
+
+
+
+/* Patch collections (measurement lists) -------------------------------------------------- */
+
+#define PATCH_HAS_Lab 0x00000001
+#define PATCH_HAS_XYZ 0x00000002
+#define PATCH_HAS_RGB 0x00000004
+#define PATCH_HAS_CMY 0x00000008
+#define PATCH_HAS_CMYK 0x00000010
+#define PATCH_HAS_HEXACRM 0x00000020
+#define PATCH_HAS_STD_Lab 0x00010000
+#define PATCH_HAS_STD_XYZ 0x00020000
+#define PATCH_HAS_XYZ_PROOF 0x00100000
+#define PATCH_HAS_MEAN_DE 0x01000000
+#define PATCH_HAS_STD_DE 0x02000000
+#define PATCH_HAS_CHISQ 0x04000000
+
+
+#define MAXPATCHNAMELEN 20
+/* A patch in memory */
+
+typedef struct {
+
+ DWORD dwFlags; /* Is quite possible to have colorant in only */
+ /* some patches of sheet, so mark each entry with */
+ /* the values it has. */
+
+ char Name[MAXPATCHNAMELEN];
+
+ cmsCIELab Lab; /* The tristimulus values of target */
+ cmsCIEXYZ XYZ;
+
+ cmsCIEXYZ XYZProof; /* The absolute XYZ value returned by profile */
+ /* (gamut constrained to device) */
+
+ union { /* The possible colorants. Only one space is */
+ /* allowed...obviously only one set of */
+ /* device-dependent values per patch does make sense. */
+ double RGB[3];
+ double CMY[3];
+ double CMYK[4];
+ double Hexa[MAXCHANNELS];
+
+ } Colorant;
+
+ double dEStd; /* Standard deviation */
+ double ChiSq; /* Chi-square parameter (mean of STD of colorants) */
+ double dEMean; /* Mean dE */
+
+ } PATCH, FAR* LPPATCH;
+
+
+
+/* A set of patches is simply an array of bools, TRUE if the patch */
+/* belong to the set, false otherwise. */
+
+typedef BOOL* SETOFPATCHES;
+
+/* This struct holds whole Patches collection */
+
+typedef struct _measurement {
+
+ int nPatches;
+ LPPATCH Patches;
+ SETOFPATCHES Allowed;
+
+ } MEASUREMENT,FAR *LPMEASUREMENT;
+
+
+void cdecl cmsxPCollFreeMeasurements(LPMEASUREMENT m);
+SETOFPATCHES cdecl cmsxPCollBuildSet(LPMEASUREMENT m, BOOL lDefault);
+
+BOOL cdecl cmsxPCollBuildMeasurement(LPMEASUREMENT m,
+ const char *ReferenceSheet,
+ const char *MeasurementSheet,
+ DWORD dwNeededSamplesType);
+
+int cdecl cmsxPCollCountSet(LPMEASUREMENT m, SETOFPATCHES Set);
+BOOL cdecl cmsxPCollValidatePatches(LPMEASUREMENT m, DWORD dwFlags);
+
+BOOL cdecl cmsxPCollLoadFromSheet(LPMEASUREMENT m, LCMSHANDLE hSheet);
+BOOL cdecl cmsxPCollSaveToSheet(LPMEASUREMENT m, LCMSHANDLE it8);
+
+LPPATCH cdecl cmsxPCollGetPatch(LPMEASUREMENT m, int n);
+LPPATCH cdecl cmsxPCollGetPatchByName(LPMEASUREMENT m, const char* Name, int* lpPos);
+LPPATCH cdecl cmsxPCollGetPatchByPos(LPMEASUREMENT m, int row, int col);
+LPPATCH cdecl cmsxPCollAddPatchRGB(LPMEASUREMENT m, const char *Name,
+ double r, double g, double b,
+ LPcmsCIEXYZ XYZ, LPcmsCIELab Lab);
+
+void cdecl cmsxPCollLinearizePatches(LPMEASUREMENT m, SETOFPATCHES Valids,
+ LPGAMMATABLE Gamma[3]);
+
+/* Extraction utilities */
+
+/* Collect "need" patches of the specific kind, return the number of collected (that */
+/* could be less if set of patches is exhausted) */
+
+void cdecl cmsxPCollPatchesGS(LPMEASUREMENT m, SETOFPATCHES Result);
+
+int cdecl cmsxPCollPatchesNearRGB(LPMEASUREMENT m, SETOFPATCHES Valids,
+ double r, double g, double b, int need, SETOFPATCHES Result);
+
+int cdecl cmsxPCollPatchesNearNeutral(LPMEASUREMENT m, SETOFPATCHES Valids,
+ int need, SETOFPATCHES Result);
+
+int cdecl cmsxPCollPatchesNearPrimary(LPMEASUREMENT m, SETOFPATCHES Valids,
+ int nChannel, int need, SETOFPATCHES Result);
+
+int cdecl cmsxPCollPatchesInLabCube(LPMEASUREMENT m, SETOFPATCHES Valids,
+ double Lmin, double LMax, double a, double b, SETOFPATCHES Result);
+
+int cdecl cmsxPCollPatchesInGamutLUT(LPMEASUREMENT m, SETOFPATCHES Valids,
+ LPLUT Gamut, SETOFPATCHES Result);
+
+/* Find important values */
+
+LPPATCH cdecl cmsxPCollFindWhite(LPMEASUREMENT m, SETOFPATCHES Valids, double* Distance);
+LPPATCH cdecl cmsxPCollFindBlack(LPMEASUREMENT m, SETOFPATCHES Valids, double* Distance);
+LPPATCH cdecl cmsxPCollFindPrimary(LPMEASUREMENT m, SETOFPATCHES Valids, int Channel, double* Distance);
+
+/* Multiple linear regression stuff ---------------------------------------- */
+
+
+/* A measurement of error */
+
+typedef struct {
+
+ double SSE; /* The error sum of squares */
+ double MSE; /* The error mean sum of squares */
+ double SSR; /* The regression sum of squares */
+ double MSR; /* The regression mean sum of squares */
+ double SSTO; /* Total sum of squares */
+ double F; /* The Fisher-F value (MSR / MSE) */
+ double R2; /* Proportion of variability explained by the regression */
+ /* (root is Pearson correlation coefficient) */
+
+ double R2adj; /* The adjusted coefficient of multiple determination. */
+ /* R2-adjusted or R2adj. This is calculated as */
+ /* R2adj = 1 - (1-R2)(N-n-1)/(N-1) */
+ /* and used as multiple correlation coefficient */
+ /* (really, it should be square root) */
+
+ } MLRSTATISTICS, FAR* LPMLRSTATISTICS;
+
+
+int cdecl cmsxRegressionCreateMatrix(LPMEASUREMENT m, SETOFPATCHES Allowed, int nterms,
+ int ColorSpace,
+ LPMATN* lpMat, LPMLRSTATISTICS Stat);
+
+BOOL cdecl cmsxRegressionRGB2Lab(double r, double g, double b,
+ LPMATN tfm, LPcmsCIELab Lab);
+
+BOOL cdecl cmsxRegressionRGB2XYZ(double r, double g, double b,
+ LPMATN tfm, LPcmsCIEXYZ XYZ);
+
+BOOL cdecl cmsxRegressionInterpolatorRGB(LPMEASUREMENT m,
+ int ColorSpace,
+ int RegressionTerms,
+ BOOL lUseLocalPatches,
+ int MinPatchesToCollect,
+ double r, double g, double b,
+ void* Res);
+
+
+
+/* Levenberg-Marquardt ---------------------------------------------------------------------- */
+
+LCMSHANDLE cdecl cmsxLevenbergMarquardtInit(LPSAMPLEDCURVE x, LPSAMPLEDCURVE y, double sig,
+ double a[],
+ int ma,
+ void (*funcs)(double, double[], double*, double[], int)
+ );
+
+double cdecl cmsxLevenbergMarquardtAlamda(LCMSHANDLE hMRQ);
+double cdecl cmsxLevenbergMarquardtChiSq(LCMSHANDLE hMRQ);
+BOOL cdecl cmsxLevenbergMarquardtIterate(LCMSHANDLE hMRQ);
+BOOL cdecl cmsxLevenbergMarquardtFree(LCMSHANDLE hMRQ);
+
+
+/* Convex hull geometric routines ------------------------------------------------------------ */
+
+LCMSHANDLE cdecl cmsxHullInit(void);
+void cdecl cmsxHullDone(LCMSHANDLE hHull);
+BOOL cdecl cmsxHullAddPoint(LCMSHANDLE hHull, int x, int y, int z);
+BOOL cdecl cmsxHullComputeHull(LCMSHANDLE hHull);
+char cdecl cmsxHullCheckpoint(LCMSHANDLE hHull, int x, int y, int z);
+BOOL cdecl cmsxHullDumpVRML(LCMSHANDLE hHull, const char* fname);
+
+
+/* Linearization ---------------------------------------------------------------------------- */
+
+
+#define MEDIUM_REFLECTIVE_D50 0 /* Used for scanner targets */
+#define MEDIUM_TRANSMISSIVE 1 /* Used for monitors & projectors */
+
+void cdecl cmsxComputeLinearizationTables(LPMEASUREMENT m,
+ int ColorSpace,
+ LPGAMMATABLE Lin[3],
+ int nResultingPoints,
+ int Medium);
+
+
+void cdecl cmsxCompleteLabOfPatches(LPMEASUREMENT m, SETOFPATCHES Valids, int Medium);
+LPGAMMATABLE cdecl cmsxEstimateGamma(LPSAMPLEDCURVE X, LPSAMPLEDCURVE Y, int nResultingPoints);
+
+void cdecl cmsxApplyLinearizationTable(double In[3], LPGAMMATABLE Gamma[3], double Out[3]);
+void cdecl cmsxApplyLinearizationGamma(WORD In[3], LPGAMMATABLE Gamma[3], WORD Out[3]);
+
+/* Support routines ---------------------------------------------------------------------- */
+
+double cdecl _cmsxSaturate65535To255(double d);
+double cdecl _cmsxSaturate255To65535(double d);
+void cdecl _cmsxClampXYZ100(LPcmsCIEXYZ xyz);
+
+/* Matrix shaper profiler API ------------------------------------------------------------- */
+
+
+BOOL cdecl cmsxComputeMatrixShaper(const char* ReferenceSheet,
+ const char* MeasurementSheet,
+ int Medium,
+ LPGAMMATABLE TransferCurves[3],
+ LPcmsCIEXYZ WhitePoint,
+ LPcmsCIEXYZ BlackPoint,
+ LPcmsCIExyYTRIPLE Primaries);
+
+
+/* Common to all profilers ------------------------------------------------------------------- */
+
+#define MAX_STR 256
+
+typedef int (* cmsxGAUGER)(const char *Label, int nMin, int nMax, int Pos);
+typedef int (* cmsxPRINTF)(const char *Frm, ...);
+
+typedef struct {
+
+ /* Files */
+ char ReferenceSheet[MAX_PATH];
+ char MeasurementSheet[MAX_PATH];
+ char OutputProfileFile[MAX_PATH];
+
+ /* Some infos */
+ char Description[MAX_STR];
+ char Manufacturer[MAX_STR];
+ char Model[MAX_STR];
+ char Copyright[MAX_STR];
+
+ /* Callbacks */
+ cmsxGAUGER Gauger;
+ cmsxPRINTF printf;
+
+ /* EndPoints */
+ cmsCIEXYZ WhitePoint; /* Black point in 0.xxx notation */
+ cmsCIEXYZ BlackPoint; /* Black point in 0.xxx notation */
+ cmsCIExyYTRIPLE Primaries; /* The primaries */
+ LPGAMMATABLE Gamma[3]; /* Gamma curves */
+
+ /* Profile */
+ cmsHPROFILE hProfile; /* handle to profile */
+
+ icProfileClassSignature DeviceClass;
+ icColorSpaceSignature ColorSpace;
+
+ int PCSType; /* PT_XYZ or PT_Lab */
+ int CLUTPoints; /* Final CLUT resolution */
+ int ProfileVerbosityLevel; /* 0=minimum, 1=additional, 2=Verbose, 3=Any suitable */
+
+
+ /* Measurement */
+ MEASUREMENT m; /* Contains list of available patches */
+ int Medium;
+
+
+ /* RGB Gamut hull */
+ LCMSHANDLE hRGBHull; /* Contains bobbin of valid RGB values */
+
+ /* CIECAM97s */
+ BOOL lUseCIECAM97s; /* Use CIECAM97s for chromatic adaptation? */
+
+ cmsViewingConditions device; /* Viewing condition of source */
+ cmsViewingConditions PCS; /* Viewing condition of PCS */
+
+ LCMSHANDLE hDevice; /* CIECAM97s models used for adaptation */
+ LCMSHANDLE hPCS; /* and viewing conditions */
+
+
+ } PROFILERCOMMONDATA,FAR* LPPROFILERCOMMONDATA;
+
+
+/* Shared routines */
+
+BOOL cdecl cmsxEmbedCharTarget(LPPROFILERCOMMONDATA hdr);
+BOOL cdecl cmsxEmbedMatrixShaper(LPPROFILERCOMMONDATA hdr);
+BOOL cdecl cmsxEmbedTextualInfo(LPPROFILERCOMMONDATA hdr);
+
+int cdecl cmsxFindOptimumNumOfTerms(LPPROFILERCOMMONDATA hdr, int nMaxTerms, BOOL* lAllOk);
+void cdecl cmsxChromaticAdaptationAndNormalization(LPPROFILERCOMMONDATA hdr, LPcmsCIEXYZ xyz, BOOL lReverse);
+void cdecl cmsxInitPCSViewingConditions(LPPROFILERCOMMONDATA hdr);
+void cdecl cmsxComputeGamutHull(LPPROFILERCOMMONDATA hdr);
+BOOL cdecl cmsxChoosePCS(LPPROFILERCOMMONDATA hdr);
+
+/* Monitor profiler API ------------------------------------------------------------------- */
+
+typedef struct {
+
+ PROFILERCOMMONDATA hdr;
+
+
+ LPGAMMATABLE Prelinearization[3]; /* Canonic gamma */
+ LPGAMMATABLE ReverseTables[3]; /* Reverse (direct) gamma */
+ LPGAMMATABLE PreLab[3];
+ LPGAMMATABLE PreLabRev[3];
+
+
+ MAT3 PrimariesMatrix;
+ MAT3 PrimariesMatrixRev;
+
+
+ } MONITORPROFILERDATA,FAR* LPMONITORPROFILERDATA;
+
+
+
+BOOL cdecl cmsxMonitorProfilerInit(LPMONITORPROFILERDATA sys);
+BOOL cdecl cmsxMonitorProfilerDo(LPMONITORPROFILERDATA sys);
+
+
+/* Scanner profiler API ------------------------------------------------------------------- */
+
+
+typedef struct {
+
+ PROFILERCOMMONDATA hdr;
+
+ LPGAMMATABLE Prelinearization[3];
+
+ LPMATN HiTerms; /* Regression matrix of many terms */
+ LPMATN LoTerms; /* Low order regression matrix used for extrapolation */
+
+ BOOL lLocalConvergenceExtrapolation;
+
+
+ } SCANNERPROFILERDATA,FAR* LPSCANNERPROFILERDATA;
+
+
+
+
+BOOL cdecl cmsxScannerProfilerInit(LPSCANNERPROFILERDATA sys);
+BOOL cdecl cmsxScannerProfilerDo(LPSCANNERPROFILERDATA sys);
+
+/* ----------------------------------------------------------- end of profilers */
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#define __cmsprf_H
+#endif
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