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Diffstat (limited to 'sci_gateway/cpp/opencv_copymakeborder.cpp')
| -rw-r--r-- | sci_gateway/cpp/opencv_copymakeborder.cpp | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/sci_gateway/cpp/opencv_copymakeborder.cpp b/sci_gateway/cpp/opencv_copymakeborder.cpp new file mode 100644 index 0000000..51175fb --- /dev/null +++ b/sci_gateway/cpp/opencv_copymakeborder.cpp @@ -0,0 +1,195 @@ +/******************************************************** + Author: Shubheksha Jalan +********************************************************* + void copyMakeBorder(InputArray image, int top, int bottom, int left, int right, int borderType, const Scalar& value=Scalar() ) +********************************************************/ +// for BORDER_CONSTANT, enter a 4 element array as Scalar. For any other border type, pass 0. + + +#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_copymakeborder(char *fname, unsigned long fname_len) + { + + SciErr sciErr; + int intErr=0; + int iRows=0,iCols=0; + int *piLen = NULL; + int *piAddr = NULL; + int *piAddrNew = NULL; + int *piAddr2 = NULL; + int *piAddr3 = NULL; + int *piAddr4 = NULL; + int *piAddr5 = NULL; + int *piAddr6 = NULL; + int *piAddr7 = NULL; + int i,j,k; + char **borderType; + double top, bottom, right, left; + double *value = NULL; + //checking input argument + CheckInputArgument(pvApiCtx, 6, 7); + CheckOutputArgument(pvApiCtx, 1, 1) ; + + Mat image; + retrieveImage(image,1); + + //for top + sciErr = getVarAddressFromPosition(pvApiCtx,2,&piAddr2); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr2, &top); + if(intErr) + { + return intErr; + } + + //for bottom + sciErr = getVarAddressFromPosition(pvApiCtx,3,&piAddr3); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr3, &bottom); + if(intErr) + { + return intErr; + } + + //for left + sciErr = getVarAddressFromPosition(pvApiCtx, 4, &piAddr4); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr4, &left); + if(intErr) + { + return intErr; + } + + //for bottom + sciErr = getVarAddressFromPosition(pvApiCtx, 5, &piAddr5); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr5, &right); + if(intErr) + { + return intErr; + } + + + sciErr = getVarAddressFromPosition(pvApiCtx, 6, &piAddr6); + 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, piAddr6, &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, piAddr6, &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, piAddr6, &iRows, &iCols, piLen, borderType); + if(sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + + //for array of Scalar object + sciErr = getVarAddressFromPosition(pvApiCtx, 7, &piAddr7); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + + sciErr = getMatrixOfDouble(pvApiCtx, piAddr7, &iRows, &iCols ,&value); + if(sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + + Mat new_image(Size(image.cols+left+right, image.rows+top+bottom), image.type()); + + if(strcmp(borderType[0], "BORDER_CONSTANT") == 0 && iCols == 4 ) + copyMakeBorder(image, new_image, top, bottom, left, right, BORDER_CONSTANT, Scalar(value[0], value[1], value[2], value[3])); + else if(strcmp(borderType[0], "BORDER_CONSTANT") == 0 && iCols == 3) + copyMakeBorder(image, new_image, top, bottom, left, right, BORDER_CONSTANT, Scalar(value[0], value[1], value[2])); + else if(strcmp(borderType[0], "BORDER_DEFAULT") == 0) + copyMakeBorder(image, new_image, top, bottom, left, right, BORDER_DEFAULT); + else if(strcmp(borderType[0], "BORDER_REPLICATE") == 0) + copyMakeBorder(image, new_image, top, bottom, left, right, BORDER_REPLICATE); + else if(strcmp(borderType[0], "BORDER_REFLECT") == 0) + copyMakeBorder(image, new_image, top, bottom, left, right, BORDER_REFLECT); + else if(strcmp(borderType[0], "BORDER_REFLECT_101") == 0) + copyMakeBorder(image, new_image, top, bottom, left, right, BORDER_REFLECT_101); + else if(strcmp(borderType[0], "BORDER_WRAP") == 0) + copyMakeBorder(image, new_image, top, bottom, left, right, BORDER_WRAP); + + // namedWindow ("window", 1); + // imshow("window", new_image); + // waitKey(0); + // destroyWindow("window"); + +free(borderType); + +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; + + } +/* ==================================================================== */ +} |