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/***************************************************
Author : Tanmay Chaudhari
***************************************************/
#include <numeric>
#include "opencv2/core/core.hpp"
#include "opencv2/highgui/highgui.hpp"
#include "opencv2/opencv.hpp"
#include <bits/stdc++.h>
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"
// #include "../common.cpp"
int opencv_bbox2points()
{
//Error management variable
SciErr sciErr;
//Variable declaration
int i;
int iComplex = 0;
int iType = 0;
int iRows = 0;
int iCols = 0;
int *piAddr = NULL;
double *pdblReal = NULL;
double *points;
//Check input output arguments
checkInputArgument(pvApiCtx, 1, 1);
checkOutputArgument(pvApiCtx, 1, 1);
//Get variable address of the first input arguent
sciErr = getVarAddressFromPosition(pvApiCtx, 1, &piAddr);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
//Check type
sciErr = getVarType(pvApiCtx, piAddr, &iType);
if(sciErr.iErr || iType != sci_matrix)
{
printError(&sciErr, 0);
return 0;
}
//Get complexity
iComplex = isVarComplex(pvApiCtx, piAddr);
//Check complexity
if(iComplex)
{
Scierror(999, "%s: Wrong type for input argument: A complex number is not expected.\n");
return 0;
}
sciErr = getMatrixOfDouble(pvApiCtx, piAddr, &iRows, &iCols, &pdblReal);
if(sciErr.iErr || iCols != 4 || iRows == 0)
{
printError(&sciErr, 0);
return 0;
}
sciErr = createList(pvApiCtx, nbInputArgument(pvApiCtx) + 1, iRows, &piAddr);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
for( i = 0; i < iRows; i++) //Rows in box
{
points = (double*)malloc(sizeof(double) * 8);
memset(points, 0, sizeof(points));
//Upper-left
points[0] = pdblReal[i];
points[4] = pdblReal[i + iRows];
//Upper-right
points[1] = pdblReal[i] + pdblReal[i + 2 * iRows];
points[5] = pdblReal[i + iRows];
//Lower-right
points[2] = pdblReal[i] + pdblReal[i + 2 * iRows];
points[6] = pdblReal[i + iRows] + pdblReal[i+ 3 * iRows];
//Lower-left
points[3] = pdblReal[i];
points[7] = pdblReal[i + iRows] + pdblReal[i + 3 * iRows];
sciErr = createMatrixOfDoubleInList(pvApiCtx, nbInputArgument(pvApiCtx) + 1, piAddr, i + 1, 4, 2, points);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
}
//Return output arguments
AssignOutputVariable(pvApiCtx, 1) = nbInputArgument(pvApiCtx) + 1;
ReturnArguments(pvApiCtx);
return 0;
}
/* ==================================================================== */
}
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