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/********************************************************
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;
}
/* ==================================================================== */
}
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