mexopencv  0.1
mex interface for opencv library
autowbGrayworld.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  float thresh = 0.5f;
31  for (int i=1; i<nrhs; i+=2) {
32  string key(rhs[i].toString());
33  if (key == "Thresh")
34  thresh = rhs[i+1].toFloat();
35  else
36  mexErrMsgIdAndTxt("mexopencv:error",
37  "Unrecognized option %s", key.c_str());
38  }
39 
40  // Process
41  Mat src(rhs[0].toMat()),
42  dst;
43  autowbGrayworld(src, dst, thresh);
44  plhs[0] = MxArray(dst);
45 }
mxArray object wrapper for data conversion and manipulation.
Definition: MxArray.hpp:123
void nargchk(bool cond)
Alias for input/ouput arguments number check.
Definition: mexopencv.hpp:166
Global constant definitions.
void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
Main entry called from Matlab.