mexopencv  3.4.1
MEX interface for OpenCV library
accumulateProduct.cpp
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1 
8 #include "mexopencv.hpp"
9 #include "opencv2/imgproc.hpp"
10 using namespace std;
11 using namespace cv;
12 
20 void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
21 {
22  // Check the number of arguments
23  nargchk(nrhs>=3 && (nrhs%2)==1 && nlhs<=1);
24 
25  // Argument vector
26  vector<MxArray> rhs(prhs, prhs+nrhs);
27 
28  // Option processing
29  Mat mask;
30  for (int i=3; i<nrhs; i+=2) {
31  string key(rhs[i].toString());
32  if (key == "Mask")
33  mask = rhs[i+1].toMat(CV_8U);
34  else
35  mexErrMsgIdAndTxt("mexopencv:error",
36  "Unrecognized option %s", key.c_str());
37  }
38 
39  // Process
40  Mat src1(rhs[0].toMat()), // 8u, 16u, 32f, 64f
41  src2(rhs[1].toMat()), // same as src1.depth()
42  dst(rhs[2].toMat(rhs[2].isSingle() ? CV_32F : CV_64F));
43  accumulateProduct(src1, src2, dst, mask);
44  plhs[0] = MxArray(dst);
45 }
#define CV_8U
STL namespace.
struct mxArray_tag mxArray
Forward declaration for mxArray.
Definition: matrix.h:259
#define CV_32F
#define CV_64F
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
STL class.
Global constant definitions.
T c_str(T... args)
void accumulateProduct(InputArray src1, InputArray src2, InputOutputArray dst, InputArray mask=noArray())
cv::Mat toMat() const
void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
Main entry called from Matlab.