getOptimalDFTSize.cpp

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#include "mexopencv.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 && nlhs<=1);

    // Process
    int vecsize = MxArray(prhs[0]).toInt();
    int N = getOptimalDFTSize(vecsize);
    plhs[0] = MxArray(N);
}