pyrMeanShiftFiltering.cpp

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#include "mexopencv.hpp"
#include "opencv2/imgproc.hpp"
using namespace std;
using namespace cv;

void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
{
    // Check the number of arguments
    nargchk(nrhs>=1 && (nrhs%2)==1 && nlhs<=1);

    // Argument vector
    vector<MxArray> rhs(prhs, prhs+nrhs);

    // Option processing
    double sp = 5;
    double sr = 10;
    int maxLevel = 1;
    TermCriteria termcrit(TermCriteria::MAX_ITER+TermCriteria::EPS, 5, 1);
    for (int i=1; i<nrhs; i+=2) {
        string key(rhs[i].toString());
        if (key == "SP")
            sp = rhs[i+1].toDouble();
        else if (key == "SR")
            sr = rhs[i+1].toDouble();
        else if (key == "MaxLevel")
            maxLevel = rhs[i+1].toInt();
        else if (key == "Criteria")
            termcrit = rhs[i+1].toTermCriteria();
        else
            mexErrMsgIdAndTxt("mexopencv:error",
                "Unrecognized option %s", key.c_str());
    }

    // Process
    Mat src(rhs[0].toMat(CV_8U)), dst;
    pyrMeanShiftFiltering(src, dst, sp, sr, maxLevel, termcrit);
    plhs[0] = MxArray(dst);
}