mexopencv  3.4.1
MEX interface for OpenCV library
tempfile.cpp
Go to the documentation of this file.
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>=0 && (nrhs%2)==0 && nlhs<=1);
23 
24  // Argument vector
25  vector<MxArray> rhs(prhs, prhs+nrhs);
26 
27  // Option processing
28  string suffix;
29  for (int i=0; i<nrhs; i+=2) {
30  string key(rhs[i].toString());
31  if (key == "Suffix")
32  suffix = rhs[i+1].toString();
33  else
34  mexErrMsgIdAndTxt("mexopencv:error",
35  "Unrecognized option %s", key.c_str());
36  }
37 
38  // Process
39  string fname(tempfile(!suffix.empty() ? suffix.c_str() : NULL));
40  plhs[0] = MxArray(fname);
41 }
T empty(T... args)
STL namespace.
struct mxArray_tag mxArray
Forward declaration for mxArray.
Definition: matrix.h:259
void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
Main entry called from Matlab.
Definition: tempfile.cpp:19
String tempfile(const char *suffix=0)
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)