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/********************************************************
Author: Vinay Bhat
********************************************************
Usage: return_image = imimposemin(mask, marker)
********************************************************/
#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"
void imimposemin_imreconstruct(Mat, Mat, Mat&);
int opencv_imimposemin(char *fname, unsigned long fname_len)
{
SciErr sciErr;
int intErr = 0;
int *piAddr = NULL;
int i, j;
//checking input argument
CheckInputArgument(pvApiCtx, 2, 2);
CheckOutputArgument(pvApiCtx, 1, 1) ;
// Get the input image from the Scilab environment
Mat mask, marker;
retrieveImage(mask, 1);
retrieveImage(marker, 2);
Mat gray_mask, gray_marker;
cvtColor(mask, gray_mask, CV_BGR2GRAY);
cvtColor(marker, gray_marker, CV_BGR2GRAY);
for (i = 0; i < marker.cols; i++)
{
for (j = 0; j < marker.rows; j++)
{
if (!(marker.at<uchar>(i,j) == 0 || marker.at<uchar>(i,j) == 1 || marker.at<uchar>(i,j) == 255))
{
sciprint("Please ensure marker image (second argument) is binary.");
return 0;
}
}
}
Mat m, dst;
min((gray_mask + 1), gray_marker, m);
imimposemin_imreconstruct(m, gray_marker, dst);
string tempstring = type2str(dst.type());
char *checker;
checker = (char *)malloc(tempstring.size() + 1);
memcpy(checker, tempstring.c_str(), tempstring.size() + 1);
returnImage(checker, dst, 1);
free(checker);
//Assigning the list as the Output Variable
AssignOutputVariable(pvApiCtx, 1) = nbInputArgument(pvApiCtx) + 1;
//Returning the Output Variables as arguments to the Scilab environment
ReturnArguments(pvApiCtx);
return 0;
}
void imimposemin_imreconstruct(Mat g, Mat f, Mat& dest)
{
Mat m0, m1, m;
m1 = f;
do {
m0 = m1.clone();
erode(m0, m, Mat());
max(g, m, m1);
} while(countNonZero(m1 != m0) != 0);
dest = m1.clone();
}
/* ==================================================================== */
}
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