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/* ==================================================================== */
/* Author :Tess Zacharias */
/* ==================================================================== */
/* overloaded function */
/* Syntax : return_matrix_3_xyz_values=lab2xyz(matrix_of_3_labvalues a) */
/* Syntax : return_matrix_3_xyz_values=lab2xyz(matrix_of_3_labvalues a,String1 Name,String2 value) */
/* ==================================================================== */
/* ==================================================================== */
#include <numeric>
#include "opencv2/core/core.hpp"
#include "opencv2/highgui/highgui.hpp"
#include "opencv2/opencv.hpp"
#include <iostream>
#include<stdio.h>
#include <sciprint.h>
#include<string.h>
using namespace cv;
using namespace std;
extern "C"
{
#include "api_scilab.h"
#include "Scierror.h"
#include "BOOL.h"
#include <localization.h>
// #include "../common.h"
#define REF_X .95047; // Observer= 2°, Illuminant= D65
#define REF_Y 1.00000;
#define REF_Z 1.08883;
struct Color
{
float X,Y,Z,R,G,B;
};
Color xyz2rgb1(float X, float Y, float Z)
{
float x = X;
float y = Y;
float z = Z;
float R1 = 3.2404542*x-1.5371385*y-0.4985314*z;
float G1 =-0.9692660*x+1.8760108*y+0.0415560 *z;
float B1 = 0.0556434*x-0.2040259*y+1.0572252*z;
if( R1 > 0.0031308 )
R1 = 1.055 * ( pow( R1, 1./2.4 ) ) - 0.055;
else
R1 = 12.92 * R1;
if( G1 > 0.0031308 )
G1 = 1.055 * ( pow( G1, 1./2.4 ) ) - 0.055;
else
G1 = 12.92 * G1;
if( B1 > 0.0031308 )
B1 = 1.055 * ( pow( B1, 1./2.4 ) ) - 0.055;
else
B1= 12.92 * B1;
/*R1 = R1*REF_X;
G1 = G1*REF_Y;
B1 = B1*REF_Z; */
/* R1 = R1 * 255;
G1 = G1 * 255;
B1 = B1 * 255;*/
Color rgb;
rgb.R= R1;
rgb.G= G1;
rgb.B= B1;
return rgb;
}
Color xyz2rgb2(float X, float Y, float Z,char *s)
{
double REF_X1;
double REF_Y1;
double REF_Z1;
if(!strcmp(s,"a"))
{
REF_X1=1.0985;
REF_Y1= 1.0000;
REF_Z1=0.3558;
}
else if(!strcmp(s,"c"))
{
REF_X1=0.9807;
REF_Y1= 1.0000;
REF_Z1=1.1822;
}
else if(!strcmp(s,"d50"))
{
REF_X1=0.9642;
REF_Y1= 1.0000;
REF_Z1=0.8251;
}
else if(!strcmp(s,"d65"))
{
REF_X1=0.9504;
REF_Y1= 1.0000;
REF_Z1= 1.0888;
}
else if(!strcmp(s,"icc"))
{
REF_X1=0.962;
REF_Y1=1.000;
REF_Z1= 0.8249;
}
else if(!strcmp(s,"e"))
{
REF_X1=1.000;
REF_Y1=1.000;
REF_Z1=1.000;
}
float x = X;
float y = Y;
float z = Z;
float R1 = 3.2406*x-1.5372*y-0.4986*z;
float G1 =-0.9689*x+1.8758*y+0.0415 *z;
float B1 = 0.0557*x-0.2040*y+1.0570*z;
if( R1 > 0.0031308 )
R1 = 1.055 * ( pow( R1, 1./2.4 ) ) - 0.055;
else
R1 = 12.92 * R1;
if( G1 > 0.0031308 )
G1 = 1.055 * ( pow( G1, 1./2.4 ) ) - 0.055;
else
G1 = 12.92 * G1;
if( B1 > 0.0031308 )
B1 = 1.055 * ( pow( B1, 1./2.4 ) ) - 0.055;
else
B1= 12.92 * B1;
/*R1 = R1*REF_X;
G1 = G1*REF_Y;
B1 = B1*REF_Z;*/
/* R1 = R1 * 255;
G1 = G1 * 255;
B1 = B1 * 255; */
Color rgb;
rgb.R= R1;
rgb.G= G1;
rgb.B= B1;
return rgb;
}
int opencv_xyz2rgb(char *fname, unsigned long fname_len)
{
// Error management variable
SciErr sciErr;
//variable info
int iRows = 0;
int iCols = 0;
int piRows = 0;
int piCols = 0;
int* piAddr=NULL;
int* piAddr1=NULL;
int* piAddr3=NULL;
double *value=NULL;
int* piLen = NULL;
char **val;
int i,j;
int error;
Color out;
double check;
Mat img,dst;
float X,Y,Z;
int *piAddrNew = NULL;
//checking output argument
CheckOutputArgument(pvApiCtx,1,1);
//checking if number of input arguments are 3
int k=0;
// SciErr getMatrixOfDoubleInList(void* _pvCtx, int* _piParent, int _iItemPos, int* _piRows, int* _piCols, double** _pdblReal)
double *pstDataR = NULL;
double *pstDataG = NULL;
double *pstDataB = NULL;
sciErr = getVarAddressFromPosition(pvApiCtx,1,&piAddr);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
//retrive the matrix of the R values
sciErr = getMatrixOfDoubleInList(pvApiCtx, piAddr, 1, &iRows, &iCols, &pstDataR);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
//retrive address of the list
sciErr = getVarAddressFromPosition(pvApiCtx,1,&piAddr);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
//retrive the matrix of the G values
sciErr = getMatrixOfDoubleInList(pvApiCtx, piAddr, 2, &iRows, &iCols, &pstDataG);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
//retrive address of the list
sciErr = getVarAddressFromPosition(pvApiCtx,1,&piAddr);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
//retrive the matrix of the B values
sciErr = getMatrixOfDoubleInList(pvApiCtx, piAddr, 3, &iRows, &iCols, &pstDataB);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
int m=0;
double *r,*g,*b;
r=(double *)malloc(sizeof(double)*iRows*iCols);
g=(double *)malloc(sizeof(double)*iRows*iCols);
b=(double *)malloc(sizeof(double)*iRows*iCols);
for(int i=0;i<iRows;i++)
{
for(int j=0;j<iCols;j++)
{
// Vec3d intensity = img.at<Vec3d>(i,j);
X= (pstDataR[k]);
Y= (pstDataG[k]);
Z= (pstDataB[k++]);
out=xyz2rgb1(X,Y,Z);
//cout<<R<<"\n";
//cout<<G<<"\n";
//cout<<B<<"\n";
r[m]=(out.R);
g[m]=(out.G);
b[m++]=(out.B);
}
}
sciErr = createList(pvApiCtx, nbInputArgument(pvApiCtx) + 1, 3, &piAddrNew);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
//Adding the R value matrix to the list
//Syntax : createMatrixOfInteger32InList(void* _pvCtx, int _iVar, int* _piParent, int _iItemPos, int _iRows, int _iCols, const int* _piData)
sciErr = createMatrixOfDoubleInList(pvApiCtx, nbInputArgument(pvApiCtx)+1 , piAddrNew, 1, iRows,iCols, r);
free(r);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
//Adding the G value matrix to the list
sciErr = createMatrixOfDoubleInList(pvApiCtx, nbInputArgument(pvApiCtx)+1 , piAddrNew, 2, iRows, iCols, g);
free(g);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
//Adding the B value matrix to the list
sciErr = createMatrixOfDoubleInList(pvApiCtx, nbInputArgument(pvApiCtx)+1 , piAddrNew, 3, iRows, iCols, b);
free(b);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
AssignOutputVariable(pvApiCtx, 1) = nbInputArgument(pvApiCtx) + 1;
ReturnArguments(pvApiCtx);
return 0;
}
}
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