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/********************************************************
Function :imfindcircles
Syntax :B=imfindcircles(A)
Author: Tess Zacharias
********************************************************/
#include <numeric>
#include "opencv2/core/core.hpp"
#include "opencv2/highgui/highgui.hpp"
#include "opencv2/opencv.hpp"
#include <iostream>
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_imfindcircles(char *fname, unsigned long fname_len)
{
SciErr sciErr;
int intErr = 0;
int *piAddrNew = NULL;
int *piAddr2 = NULL;
int *piAddr3 = NULL;
Mat src_gray,image;
double Rmin,Rmax;
//checking input argument
CheckInputArgument(pvApiCtx, 1, 1);
CheckOutputArgument(pvApiCtx, 1, 2) ;
sciprint("here1");
retrieveImage(image, 1);
// sciErr = getVarAddressFromPosition(pvApiCtx,2,&piAddr2);
// if (sciErr.iErr)
// {
// printError(&sciErr, 0);
// return 0;
// }
// intErr = getScalarDouble(pvApiCtx, piAddr2, &Rmin);
// if(intErr)
// {
// return intErr;
// }
// if(Rmin!= round(Rmin) || Rmin<=0)
// {
// sciprint("The value of minium Radius must be an integer\n");
// return 0;
// }
// if(Rmin<5)
// {
// sciprint("The value of minium Radius too small\n");
// return 0;
// }
// sciErr = getVarAddressFromPosition(pvApiCtx,3,&piAddr3);
// if (sciErr.iErr)
// {
// printError(&sciErr, 0);
// return 0;
// }
// intErr = getScalarDouble(pvApiCtx, piAddr3, &Rmax);
// if(intErr)
// {
// return intErr;
// }
// if(Rmax!= round(Rmax) || Rmax<=0)
// {
// sciprint("The value of maximum Radius must be an integer\n");
// return 0;
// }
sciprint("here2");
cvtColor(image,src_gray,CV_BGR2GRAY);
GaussianBlur( src_gray, src_gray, Size(9, 9), 2, 2 );
vector<Vec3f> circles;
HoughCircles( src_gray, circles, CV_HOUGH_GRADIENT, 1, src_gray.rows/8, 200, 100,0,0);
sciprint("here3");
int k=circles.size();
if (k==0)
{sciprint("zero");}
else if (k==1)
{sciprint("one");}
else if (k==2)
{sciprint("two");}
else if (k==3)
{sciprint("three");}
else
{sciprint(">3");}
double *radius=NULL;
radius=( double *)malloc(sizeof(double)*k);
double *c1=NULL;
c1=( double *)malloc(sizeof(double)*k);
double *c2=NULL;
c2=( double *)malloc(sizeof(double)*k);
sciprint("here4");
for( size_t i= 0; i < circles.size(); i++ )
{
c1[i]=cvRound(circles[i][0]);
cout<<c1[i];
sciprint("here5");
c2[i]=cvRound(circles[i][1]);
cout<<c2[i];
sciprint("here6");
radius[i]=cvRound(circles[i][2]);
cout<<radius[i];
sciprint("here7");
}
sciErr = createList(pvApiCtx, nbInputArgument(pvApiCtx) + 1, 2, &piAddrNew);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
sciErr = createMatrixOfDoubleInList(pvApiCtx, nbInputArgument(pvApiCtx)+1, piAddrNew, 1, 1, k, c1);
free(c1);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
sciErr = createMatrixOfDoubleInList(pvApiCtx, nbInputArgument(pvApiCtx)+1, piAddrNew, 2, 1, k, c2);
free(c2);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
AssignOutputVariable(pvApiCtx, 1) = nbInputArgument(pvApiCtx) + 1;
if(Lhs==2)
{
sciErr = createMatrixOfDouble(pvApiCtx, nbInputArgument(pvApiCtx) +2,1,k,radius);
free(radius);
if (sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
AssignOutputVariable(pvApiCtx, 2) = nbInputArgument(pvApiCtx) + 2;
}
ReturnArguments(pvApiCtx);
return 0;
}
}
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