mexopencv  3.4.1
MEX interface for OpenCV library
dctDenoising.cpp
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1 
8 #include "mexopencv.hpp"
9 #include "opencv2/xphoto.hpp"
10 using namespace std;
11 using namespace cv;
12 using namespace cv::xphoto;
13 
21 void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
22 {
23  // Check the number of arguments
24  nargchk(nrhs>=1 && (nrhs%2)==1 && nlhs<=1);
25 
26  // Argument vector
27  vector<MxArray> rhs(prhs, prhs+nrhs);
28 
29  // Option processing
30  double sigma = 10.0;
31  int psize = 16;
32  for (int i=1; i<nrhs; i+=2) {
33  string key(rhs[i].toString());
34  if (key == "Sigma")
35  sigma = rhs[i+1].toDouble();
36  else if (key == "BlockSize")
37  psize = rhs[i+1].toInt();
38  else
39  mexErrMsgIdAndTxt("mexopencv:error",
40  "Unrecognized option %s", key.c_str());
41  }
42 
43  // Process
44  Mat src(rhs[0].toMat()),
45  dst;
46  dctDenoising(src, dst, sigma, psize);
47  plhs[0] = MxArray(dst);
48 }
void dctDenoising(const Mat &src, Mat &dst, const double sigma, const int psize=16)
STL namespace.
struct mxArray_tag mxArray
Forward declaration for mxArray.
Definition: matrix.h:259
LIBMWMEX_API_EXTERN_C void mexErrMsgIdAndTxt(const char *identifier, const char *err_msg,...)
Issue formatted error message with corresponding error identifier and return to MATLAB prompt...
void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
Main entry called from Matlab.
mxArray object wrapper for data conversion and manipulation.
Definition: MxArray.hpp:123
void nargchk(bool cond)
Alias for input/output arguments number check.
Definition: mexopencv.hpp:181
STL class.
Global constant definitions.
T c_str(T... args)
cv::Mat toMat() const