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Diffstat (limited to 'sci_gateway/cpp/opencv_ellipse.cpp')
| -rw-r--r-- | sci_gateway/cpp/opencv_ellipse.cpp | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/sci_gateway/cpp/opencv_ellipse.cpp b/sci_gateway/cpp/opencv_ellipse.cpp new file mode 100644 index 0000000..092ab78 --- /dev/null +++ b/sci_gateway/cpp/opencv_ellipse.cpp @@ -0,0 +1,278 @@ +/******************************************************** + Author: Sukul Bagai +********************************************************* + return_image = ellipse(input_image , x_coordinate_of_centre , y_coordinate_centre , first_axis, second_axis, angle, startAngle, endAngle, 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_ellipse(char *fname, unsigned long fname_len) + { + + SciErr sciErr; + int intErr=0; + int iRows=0,iCols=0; + int *piAddrNew = NULL; + 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 *piAddr12 = NULL; + int *piAddr13 = NULL; + int *piAddr14 = NULL; + int i,j,k; + double thickness=1 , linetype=8, shift=0 ,centre_x ,centre_y,first_axis,second_axis,angle,startAngle,endAngle,r_value,g_value,b_value; + + //checking input argument + CheckInputArgument(pvApiCtx, 14, 14); + CheckOutputArgument(pvApiCtx, 1, 1) ; + + Mat src; + retrieveImage(src,1); + + //for value of x coordinate of centre + sciErr = getVarAddressFromPosition(pvApiCtx,2,&piAddr2); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr2,¢re_x); + if(intErr) + return intErr; + + + //for value of y coordinate of centre + sciErr = getVarAddressFromPosition(pvApiCtx,3,&piAddr3); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr3,¢re_y); + if(intErr) + return intErr; + + //for value of first_axis + sciErr = getVarAddressFromPosition(pvApiCtx,4,&piAddr4); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr4,&first_axis); + if(intErr) + return intErr; + + //for value of second_axis + sciErr = getVarAddressFromPosition(pvApiCtx,5,&piAddr5); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr5,&first_axis); + if(intErr) + return intErr; + + //for value of angle + sciErr = getVarAddressFromPosition(pvApiCtx,6,&piAddr6); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr6,&angle); + if(intErr) + return intErr; + + //for value of startAngle + sciErr = getVarAddressFromPosition(pvApiCtx,7,&piAddr7); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr7,&startAngle); + if(intErr) + return intErr; + + //for value of endAngle + sciErr = getVarAddressFromPosition(pvApiCtx,8,&piAddr8); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr8,&endAngle); + if(intErr) + return intErr; + + //for value of R value of colour + sciErr = getVarAddressFromPosition(pvApiCtx,9,&piAddr9); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr9 ,&r_value); + if(intErr) + return intErr; + + //for value of G value of colour + sciErr = getVarAddressFromPosition(pvApiCtx,10,&piAddr10); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr10 ,&g_value); + if(intErr) + return intErr; + + // for B value of colour + sciErr = getVarAddressFromPosition(pvApiCtx,11,&piAddr11); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr11,&b_value); + if(intErr) + return intErr; + + // for thickness of circle default: 1 + sciErr = getVarAddressFromPosition(pvApiCtx,12,&piAddr12); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr12,&thickness); + if(intErr) + return intErr; + + //for line type of circle default: 8 + sciErr = getVarAddressFromPosition(pvApiCtx,13,&piAddr13); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + + intErr = getScalarDouble(pvApiCtx, piAddr13,&linetype); + if(intErr) + return intErr; + + // for shift in circle default : 0 + sciErr = getVarAddressFromPosition(pvApiCtx,14,&piAddr14); + if (sciErr.iErr) + { + printError(&sciErr, 0); + return 0; + } + intErr = getScalarDouble(pvApiCtx, piAddr14,&shift); + if(intErr) + return intErr; + + // checking radius parameter + if (first_axis < 0) + { + first_axis=3; + sciprint("first_axis should be positive , 3 value was used instead\n"); + } + if (second_axis < 0) + { + second_axis=3; + sciprint("second_axis should be positive , 3 value was used instead\n"); + } + if (first_axis < second_axis) + { + double temp; + temp=first_axis; + first_axis=second_axis; + second_axis=temp; + sciprint("first_axis should be greater than second_axis. Values swapped.\n"); + } + if(angle < 0 || angle > 360) + { + angle=45; + sciprint("Imvalid angle value used. Using 45 instead"); + } + if(startAngle < 0 || startAngle > 360) + { + startAngle=45; + sciprint("Imvalid startAngle value used. Using 120 instead"); + } + if(endAngle < 0 || endAngle > 360) + { + endAngle=45; + sciprint("Imvalid endAngle value used. Using 120 instead"); + } + // 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\n"); + } + if( g_value <0 || g_value >255) + { + g_value=0; + sciprint(" g value of colour should be between 0 and 255 , using 0 instead\n"); + } + if( b_value <0 || b_value >255) + { + b_value=0; + sciprint(" b value of colour should be between 0 and 255 , using 0 instead\n"); + } + if ((linetype!=0) && (linetype!=4)&& (linetype!=8)) + { + linetype=8; + sciprint("Only 0/4/8 allowed , using 8 instead\n"); + } + //temporary pt variable, to use in function as centre + Point pt(centre_x,centre_y); + Size sz(first_axis,second_axis); + /// Draw the circles detected + + ellipse( src, pt, sz, angle, startAngle, endAngle, Scalar(r_value,g_value,b_value), thickness, linetype, shift); + +//// sending the image + 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; + + + } + +} + |