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Diffstat (limited to 'sci_gateway1/cpp/opencv_morphologyEx.cpp')
| -rw-r--r-- | sci_gateway1/cpp/opencv_morphologyEx.cpp | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/sci_gateway1/cpp/opencv_morphologyEx.cpp b/sci_gateway1/cpp/opencv_morphologyEx.cpp new file mode 100644 index 0000000..cc1666a --- /dev/null +++ b/sci_gateway1/cpp/opencv_morphologyEx.cpp @@ -0,0 +1,232 @@ +/*************************************************** +Author : Sukul Bagai +**************************************************** +Usage : return_image = morphologyEx(input_image,"<op>",kernel_matrix,anchor_x,anchor_y,iterations,"<bordertype>"); +***************************************************/ + +#include <numeric> +#include "opencv2/core/core.hpp" +#include "opencv2/highgui/highgui.hpp" +#include "opencv2/opencv.hpp" +#include <iostream> +using namespace cv; +using namespace std; +extern "C" +{ + #include "api_scilab.h" + #include "Scierror.h" + #include "BOOL.h" + #include <localization.h> + #include <sciprint.h> + #include "../common.h" + + int opencv_morphologyEx(char *fname, unsigned long fname_len) + { + + SciErr sciErr; + int intErr=0; + int iRows=0,iCols=0; + int *piLen = NULL; + int *piAddr2 = NULL; + int *piAddr3 = NULL; + int *piAddr4 = NULL; + int *piAddr5 = NULL; + int *piAddr6 = NULL; + int *piAddr7 = NULL; + char **op = NULL; + char **borderType = NULL; + int i,j,k; + double *kernel,anchorX,anchorY,iterations,border; + + //checking input argument + CheckInputArgument(pvApiCtx, 7, 7); + CheckOutputArgument(pvApiCtx, 1, 1) ; + + Mat image; + retrieveImage(image,1); + + //for op + sciErr = getVarAddressFromPosition(pvApiCtx, 2, &piAddr2); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + //Now, we will retrieve the string from the input parameter. For this, we will require 3 calls + //first call to retrieve dimensions + sciErr = getMatrixOfString(pvApiCtx, piAddr2, &iRows, &iCols, NULL, NULL); + if(sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + piLen = (int*)malloc(sizeof(int) * iRows * iCols); + //second call to retrieve length of each string + sciErr = getMatrixOfString(pvApiCtx, piAddr2, &iRows, &iCols, piLen, NULL); + if(sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + + op = (char**)malloc(sizeof(char*) * iRows * iCols); + for(i = 0 ; i < iRows * iCols ; i++) + op[i] = (char*)malloc(sizeof(char) * (piLen[i] + 1));//+ 1 for null termination + //third call to retrieve data + sciErr = getMatrixOfString(pvApiCtx, piAddr2, &iRows, &iCols, piLen, op); + if(sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + + //for kernel matrix + sciErr = getVarAddressFromPosition(pvApiCtx,3,&piAddr3); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + sciErr = getMatrixOfDouble(pvApiCtx, piAddr3, &iRows, &iCols ,&kernel); + if(sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + + int n=iRows; + double kernelArray[n][n]; + //assigning values to actual kernelMatrix + for(i=0;i<n;i++) + for(j=0;j<n;j++) + kernelArray[i][j]=kernel[(i*n)+j]; + // converting the array to a matrix, so that we can pass it into the filter2D function + Mat kernelMatrix(n, n, CV_32FC1, &kernelArray); + + //for value of anchorX + sciErr = getVarAddressFromPosition(pvApiCtx,4,&piAddr4); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr4, &anchorX); + if(intErr) + return intErr; + + //for value of anchorY + sciErr = getVarAddressFromPosition(pvApiCtx,5,&piAddr5); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr5, &anchorY); + if(intErr) + return intErr; + + //for value of iterations + sciErr = getVarAddressFromPosition(pvApiCtx,6,&piAddr6); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr6, &iterations); + if(intErr) + return intErr; + + //for border + sciErr = getVarAddressFromPosition(pvApiCtx,7, &piAddr7); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + sciErr = getMatrixOfString(pvApiCtx, piAddr7, &iRows, &iCols, NULL, NULL); + if(sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + piLen = (int*)malloc(sizeof(int) * iRows * iCols); + //second call to retrieve length of each string + sciErr = getMatrixOfString(pvApiCtx, piAddr7, &iRows, &iCols, piLen, NULL); + if(sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + borderType = (char**)malloc(sizeof(char*) * iRows * iCols); + for(i = 0 ; i < iRows * iCols ; i++) + { + borderType[i] = (char*)malloc(sizeof(char) * (piLen[i] + 1));//+ 1 for null termination + } + //third call to retrieve data + sciErr = getMatrixOfString(pvApiCtx, piAddr7, &iRows, &iCols, piLen, borderType); + if(sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + + //error check + if(anchorX >= n || anchorY >=n) + { + sciprint("Invalid anchor point given. Centre point (-1,-1) was used instead"); + anchorY = -1; + anchorX = -1; + } + Mat new_image(image.rows,image.cols,image.type()); + Point pt(anchorX,anchorY); + + int actualop; + + if(strcmp(op[0],"MORPH_OPEN")==0) + actualop=MORPH_OPEN; + else if(strcmp(op[0],"MORPH_CLOSE")==0) + actualop=MORPH_CLOSE; + else if(strcmp(op[0],"MORPH_GRADIENT")==0) + actualop=MORPH_GRADIENT; + else if(strcmp(op[0],"MORPH_TOPHAT")==0) + actualop=MORPH_TOPHAT; + else if(strcmp(op[0],"MORPH_BLACKHAT")==0) + actualop=MORPH_BLACKHAT; + else + { + sciprint("Invalid type %s used. MORPH_OPEN was used instead by default",op[0]); + actualop = MORPH_OPEN; + } + if(strcmp(borderType[0], "BORDER_CONSTANT") == 0) + border = BORDER_CONSTANT; + else if(strcmp(borderType[0], "BORDER_REPLICATE") == 0) + border = BORDER_REPLICATE; + else if(strcmp(borderType[0], "BORDER_REFLECT") == 0) + border = BORDER_REFLECT; + else if(strcmp(borderType[0], "BORDER_REFLECT_101") == 0) + border = BORDER_REFLECT_101; + else if(strcmp(borderType[0], "BORDER_WRAP") == 0) + border = BORDER_WRAP; + else + border = BORDER_DEFAULT; + + //applying function + filter2D(image,new_image,actualop,kernelMatrix,pt,iterations,border); + + //returning image + string tempstring = type2str(new_image.type()); + char *checker; + checker = (char *)malloc(tempstring.size() + 1); + memcpy(checker, tempstring.c_str(), tempstring.size() + 1); + returnImage(checker,new_image,1); + free(checker); + + //Assigning the list as the Output Variable + AssignOutputVariable(pvApiCtx, 1) = nbInputArgument(pvApiCtx) + 1; + //Returning the Output Variables as arguments to the Scilab environment + ReturnArguments(pvApiCtx); + return 0; + + } +/* ==================================================================== */ +} |