mexopencv  3.4.1
MEX interface for OpenCV library
matMulDeriv.cpp
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1 
8 #include "mexopencv.hpp"
9 #include "opencv2/calib3d.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==2 && nlhs<=2);
24 
25  // Argument vector
26  vector<MxArray> rhs(prhs, prhs+nrhs);
27 
28  // Process
29  Mat A(rhs[0].toMat(rhs[0].isSingle() ? CV_32F : CV_64F)),
30  B(rhs[1].toMat(rhs[1].isSingle() ? CV_32F : CV_64F)),
31  dABdA, dABdB;
32  matMulDeriv(A, B, dABdA, dABdB);
33  plhs[0] = MxArray(dABdA);
34  if (nlhs>1)
35  plhs[1] = MxArray(dABdB);
36 }
void matMulDeriv(InputArray A, InputArray B, OutputArray dABdA, OutputArray dABdB)
void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
Main entry called from Matlab.
Definition: matMulDeriv.cpp:20
STL namespace.
struct mxArray_tag mxArray
Forward declaration for mxArray.
Definition: matrix.h:259
#define CV_32F
#define CV_64F
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.
cv::Mat toMat() const