mexopencv  3.4.1
MEX interface for OpenCV library
bitwise_not.cpp
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1 
8 #include "mexopencv.hpp"
9 using namespace std;
10 using namespace cv;
11 
19 void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
20 {
21  // Check the number of arguments
22  nargchk(nrhs>=1 && (nrhs%2)==1 && nlhs<=1);
23 
24  // Argument vector
25  vector<MxArray> rhs(prhs, prhs+nrhs);
26 
27  // Option processing
28  Mat mask, dst;
29  for (int i=1; i<nrhs; i+=2) {
30  string key(rhs[i].toString());
31  if (key == "Mask")
32  mask = rhs[i+1].toMat(CV_8U);
33  else if (key == "Dest")
34  dst = rhs[i+1].toMat();
35  else
36  mexErrMsgIdAndTxt("mexopencv:error",
37  "Unrecognized option %s", key.c_str());
38  }
39 
40  // Process
41  Mat src(rhs[0].toMat());
42  bitwise_not(src, dst, mask);
43  plhs[0] = MxArray(dst);
44 }
void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
Main entry called from Matlab.
Definition: bitwise_not.cpp:19
#define CV_8U
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...
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
void bitwise_not(InputArray src, OutputArray dst, InputArray mask=noArray())
STL class.
Global constant definitions.
T c_str(T... args)
cv::Mat toMat() const