mexopencv  3.4.1
MEX interface for OpenCV library
BrightEdges.cpp
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1 
8 #include "mexopencv.hpp"
9 #include "opencv2/ximgproc.hpp"
10 using namespace std;
11 using namespace cv;
12 using namespace cv::ximgproc;
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  int contrast = 1;
31  int shortrange = 3;
32  int longrange = 9;
33  for (int i=1; i<nrhs; i+=2) {
34  string key(rhs[i].toString());
35  if (key == "Contrast")
36  contrast = rhs[i+1].toInt();
37  else if (key == "ShortRange")
38  shortrange = rhs[i+1].toInt();
39  else if (key == "LongRange")
40  longrange = rhs[i+1].toInt();
41  else
42  mexErrMsgIdAndTxt("mexopencv:error",
43  "Unrecognized option %s", key.c_str());
44  }
45 
46  // Process
47  Mat image(rhs[0].toMat()), edge;
48  BrightEdges(image, edge, contrast, shortrange, longrange);
49  plhs[0] = MxArray(edge);
50 }
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.
Definition: BrightEdges.cpp:21
void BrightEdges(Mat &_original, Mat &_edgeview, int contrast=1, int shortrange=3, int longrange=9)
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