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/********************************************************
Function :imsubtract
Syntax :C=imsubtract(A,B)
Author : Tess Zacharias
********************************************************/
#include <numeric>
#include "opencv2/core/core.hpp"
#include "opencv2/highgui/highgui.hpp"
#include "opencv2/opencv.hpp"
#include <iostream>
#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 "sciprint.h"
#include "../common.h"
int opencv_imsubtract(char *fname, unsigned long fname_len)
{
SciErr sciErr;
Mat A,B,C;
int* piAddr2=NULL;
int iType = 0;
int iRet = 0;
double value= 0;
CheckInputArgument(pvApiCtx, 2, 2);
CheckOutputArgument(pvApiCtx, 1, 1);
retrieveImage(A,1);
sciErr =getVarAddressFromPosition(pvApiCtx,2,&piAddr2);
sciErr = getVarType(pvApiCtx, piAddr2, &iType);
if(iType==sci_list)
{
retrieveImage(B,2);
Size s1=A.size();
Size s2=B.size();
if(s1!=s2)
{
sciprint("\nBoth input should be same size");
return 0;
}
subtract(A,B,C);
}
else
{
if(isDoubleType(pvApiCtx, piAddr2))
{
if(isScalar(pvApiCtx, piAddr2))
{
iRet = getScalarDouble(pvApiCtx, piAddr2, &value);
}
}
subtract(A,value,C);
}
int temp = nbInputArgument(pvApiCtx) + 1;
string tempstring = type2str(C.type());
char *checker;
checker = (char *)malloc(tempstring.size() + 1);
memcpy(checker, tempstring.c_str(), tempstring.size() + 1);
returnImage(checker,C,1);
free(checker);
AssignOutputVariable(pvApiCtx, 1) = nbInputArgument(pvApiCtx) + 1;
ReturnArguments(pvApiCtx);
return 0;
}
}
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