First CommitHEADmaster

1 files changed, 211 insertions, 0 deletions

diff --git a/sci_gateway1/cpp/opencv_line.cpp b/sci_gateway1/cpp/opencv_line.cpp
new file mode 100644
index 0000000..c047381
--- /dev/null
+++ b/sci_gateway1/cpp/opencv_line.cpp
@@ -0,0 +1,211 @@
+/********************************************************
+    Author: Abhilasha Sancheti & Sukul Bagai
+*********************************************************
+   return_image = line(image , x1 , y1 , x2,y2,r_value,g_value,b_value,thickness,linetype,shift);
+********************************************************/
+
+#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_line(char *fname, unsigned long fname_len)
+  {
+
+    SciErr sciErr;
+    int intErr=0;
+    int iRows=0,iCols=0;
+    int *piAddr2  = NULL;
+    int *piAddr3  = NULL;
+    int *piAddr4  = NULL;
+    int *piAddr5  = NULL;
+    int *piAddr6  = NULL;
+    int *piAddr7  = NULL;
+    int *piAddr8  = NULL;
+    int *piAddr9  = NULL;
+    int *piAddr10  = NULL;
+    int *piAddr11=NULL;
+    int i,j,k;
+    double thickness=1,linetype=8,shift=0 ,x1,y1,x2,y2,r_value,g_value,b_value;
+
+
+    //checking input argument
+    CheckInputArgument(pvApiCtx, 8, 11);
+    CheckOutputArgument(pvApiCtx, 1, 1) ;
+    
+    Mat src;
+    retrieveImage(src,1);
+    
+    //for value of x coordinate of first point
+    sciErr = getVarAddressFromPosition(pvApiCtx,2,&piAddr2);
+    if (sciErr.iErr)
+    {
+        printError(&sciErr, 0);
+        return 0;
+    }
+    intErr = getScalarDouble(pvApiCtx, piAddr2 ,&x1);
+    if(intErr)
+      return intErr;
+    
+    //for value of y coordinate of first point
+    sciErr = getVarAddressFromPosition(pvApiCtx,3,&piAddr3);
+    if (sciErr.iErr)
+    {
+        printError(&sciErr, 0);
+        return 0;
+    }
+    intErr = getScalarDouble(pvApiCtx, piAddr3 ,&y1);
+     if(intErr)
+      return intErr;
+
+    //for value of x coordinate of second point
+    sciErr = getVarAddressFromPosition(pvApiCtx,4,&piAddr4);
+    if (sciErr.iErr)
+    {
+        printError(&sciErr, 0);
+        return 0;
+    }
+    intErr = getScalarDouble(pvApiCtx, piAddr4 ,&x2);
+     if(intErr)
+      return intErr;
+
+    ///for value of y coordinate of second point
+    sciErr = getVarAddressFromPosition(pvApiCtx,5,&piAddr5);
+    if (sciErr.iErr)
+    {
+        printError(&sciErr, 0);
+        return 0;
+    }
+    intErr = getScalarDouble(pvApiCtx, piAddr5 ,&y2);
+    if(sciErr.iErr)
+    {
+        printError(&sciErr, 0);
+        return 0;
+    }   
+      //for value of R value of colour
+    sciErr = getVarAddressFromPosition(pvApiCtx,6,&piAddr6);
+    if (sciErr.iErr) 
+    {
+        printError(&sciErr, 0);
+        return 0;
+    }
+    intErr = getScalarDouble(pvApiCtx, piAddr6 ,&r_value);
+    if(intErr)
+      return intErr;
+
+    // for G value of colour
+    sciErr = getVarAddressFromPosition(pvApiCtx,7,&piAddr7);
+    if (sciErr.iErr)
+    {
+        printError(&sciErr, 0);
+        return 0;
+    }
+    intErr = getScalarDouble(pvApiCtx, piAddr7 ,&g_value);
+     if(intErr)
+      return intErr;
+
+    // for B value of colour
+    sciErr = getVarAddressFromPosition(pvApiCtx,8,&piAddr8);
+    if (sciErr.iErr)
+    {
+        printError(&sciErr, 0);
+        return 0;
+    }
+    intErr = getScalarDouble(pvApiCtx, piAddr8,&b_value);
+    if(intErr)
+      return intErr;
+
+    // for thickness of line default: 1
+    sciErr = getVarAddressFromPosition(pvApiCtx,9,&piAddr9);
+    if (sciErr.iErr)
+    {
+        printError(&sciErr, 0);
+        return 0;
+    }
+    intErr = getScalarDouble(pvApiCtx, piAddr9,&thickness);
+    if(intErr)
+      return intErr;
+  
+      //for line type of line default: 8 
+    sciErr = getVarAddressFromPosition(pvApiCtx,10,&piAddr10);
+    if (sciErr.iErr)
+    {
+        printError(&sciErr, 0);
+        return 0;
+    }
+  
+    intErr = getScalarDouble(pvApiCtx, piAddr10 ,&linetype);
+    if(intErr)
+      return intErr;
+
+    // for shift in line defulat : 0
+     sciErr = getVarAddressFromPosition(pvApiCtx,11,&piAddr11);
+    if (sciErr.iErr)
+    {
+        printError(&sciErr, 0);
+        return 0;
+    }
+    //Syntax: sciErr = getMatrixOfInteger8(pvApiCtx, piAddr8, &iRows8, &iCols8, &pcData);
+    intErr = getScalarDouble(pvApiCtx, piAddr11 ,&shift);
+    if(intErr)
+      return intErr;
+   
+   
+    //temporary pt variable, to use in function as centre
+    Point pt1(x1,y1);
+     Point pt2(x2,y2);
+  /// checking the parmeters for correct values   
+    if( r_value <0 || r_value >255)
+     {
+          r_value=0;
+          sciprint(" r value of colour should be between 0 and 255 , using 0 instead");
+     }
+     if( g_value <0 || g_value >255)
+     {
+          g_value=0;
+          sciprint("  g value of colour should be between 0 and 255 , using 0 instead");
+     }
+    if( b_value <0 || b_value >255)
+     {
+          b_value=0;
+          sciprint(" b value of colour should be between 0 and 255 , using 0 instead");
+     }
+    if ((linetype!=0) && (linetype!=4)&& (linetype!=8))
+    {
+             linetype=8;
+             sciprint("Only 0/4/8 allowed , using 8 instead");
+     }
+
+//calling the opencv function
+    line( src, pt1, pt2, Scalar(b_value,g_value,r_value), thickness, linetype, shift);
+     
+    int temp = nbInputArgument(pvApiCtx) + 1;
+    string tempstring = type2str(src.type());
+    char *checker;
+    checker = (char *)malloc(tempstring.size() + 1);
+    memcpy(checker, tempstring.c_str(), tempstring.size() + 1);
+    returnImage(checker,src,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;
+
+
+ }
+
+}
+