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Open Source Computer Vision Library
https://opencv.org/
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87 lines
2.3 KiB
87 lines
2.3 KiB
15 years ago
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#! /usr/bin/env octave
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cv;
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highgui;
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global src;
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global image
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global element
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global element_shape
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global global_pos;
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global dest;
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src = 0;
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image = 0;
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dest = 0;
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element = 0;
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element_shape = CV_SHAPE_RECT;
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global_pos = 0;
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function Opening(pos)
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global src;
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global image
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global element
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global element_shape
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global global_pos;
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global dest;
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element = cvCreateStructuringElementEx( pos*2+1, pos*2+1, pos, pos, element_shape, [] );
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cvErode(src,image,element,1);
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cvDilate(image,dest,element,1);
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cvShowImage("Opening&Closing window",dest);
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endfunction
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function Closing(pos)
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global src;
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global image
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global element
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global element_shape
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global global_pos;
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global dest;
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element = cvCreateStructuringElementEx( pos*2+1, pos*2+1, pos, pos, element_shape, [] );
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cvDilate(src,image,element,1);
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cvErode(image,dest,element,1);
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cvShowImage("Opening&Closing window",dest);
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endfunction
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function Erosion(pos)
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global src;
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global image
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global element
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global element_shape
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global global_pos;
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global dest;
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element = cvCreateStructuringElementEx( pos*2+1, pos*2+1, pos, pos, element_shape, [] );
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cvErode(src,dest,element,1);
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cvShowImage("Erosion&Dilation window",dest);
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endfunction
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function Dilation(pos)
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global src;
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global image
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global element
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global element_shape
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global global_pos;
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global dest;
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element = cvCreateStructuringElementEx( pos*2+1, pos*2+1, pos, pos, element_shape, [] );
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cvDilate(src,dest,element,1);
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cvShowImage("Erosion&Dilation window",dest);
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endfunction
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filename = "../c/baboon.jpg";
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if (size(argv, 1)==1)
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filename = argv(){1};
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endif
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src = cvLoadImage(filename,1);
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if (! swig_this(src))
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exit(-1);
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endif
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image = cvCloneImage(src);
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dest = cvCloneImage(src);
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cvNamedWindow("Opening&Closing window",1);
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cvNamedWindow("Erosion&Dilation window",1);
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cvShowImage("Opening&Closing window",src);
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cvShowImage("Erosion&Dilation window",src);
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cvCreateTrackbar("Open","Opening&Closing window",global_pos,10,@Opening);
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cvCreateTrackbar("Close","Opening&Closing window",global_pos,10,@Closing);
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cvCreateTrackbar("Dilate","Erosion&Dilation window",global_pos,10,@Dilation);
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cvCreateTrackbar("Erode","Erosion&Dilation window",global_pos,10,@Erosion);
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cvWaitKey(0);
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cvDestroyWindow("Opening&Closing window");
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cvDestroyWindow("Erosion&Dilation window");
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