1 files changed, 117 insertions, 0 deletions
diff --git a/sci_gateway1/cpp/opencv_bbox2points.cpp b/sci_gateway1/cpp/opencv_bbox2points.cpp
new file mode 100644
index 0000000..975fc00
--- /dev/null
+++ b/sci_gateway1/cpp/opencv_bbox2points.cpp
@@ -0,0 +1,117 @@
+/***************************************************
+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;
+}
+/* ==================================================================== */
+}