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Open Source Computer Vision Library
https://opencv.org/
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85 lines
2.0 KiB
85 lines
2.0 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 g;
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inpaint_mask = [];
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g.img0 = [];
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g.img = [];
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g.inpainted = [];
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g.prev_pt = cvPoint(-1,-1);
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function on_mouse( event, x, y, flags, param )
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global g;
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global cv;
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global highgui;
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if (!swig_this(g.img))
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return;
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endif
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if (event == highgui.CV_EVENT_LBUTTONUP || ! (bitand(flags,highgui.CV_EVENT_FLAG_LBUTTON)))
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g.prev_pt = cvPoint(-1,-1);
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elseif (event == highgui.CV_EVENT_LBUTTONDOWN)
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g.prev_pt = cvPoint(x,y);
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elseif (event == highgui.CV_EVENT_MOUSEMOVE && bitand(flags,highgui.CV_EVENT_FLAG_LBUTTON))
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pt = cvPoint(x,y);
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if (g.prev_pt.x < 0)
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g.prev_pt = pt;
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endif
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cvLine( g.inpaint_mask, g.prev_pt, pt, cvScalarAll(255), 5, 8, 0 );
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cvLine( g.img, g.prev_pt, pt, cvScalarAll(255), 5, 8, 0 );
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g.prev_pt = pt;
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cvShowImage( "image", g.img );
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endif
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endfunction
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filename = "../c/fruits.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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g.img0 = cvLoadImage(filename,-1);
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if (!swig_this(g.img0))
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printf("Can't open image '%s'\n", filename);
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exit(1);
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endif
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printf("Hot keys:\n");
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printf("\tESC - quit the program\n");
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printf("\tr - restore the original image\n");
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printf("\ti or ENTER - run inpainting algorithm\n");
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printf("\t\t(before running it, paint something on the image)\n");
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cvNamedWindow( "image", 1 );
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g.img = cvCloneImage( g.img0 );
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g.inpainted = cvCloneImage( g.img0 );
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g.inpaint_mask = cvCreateImage( cvGetSize(g.img), 8, 1 );
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cvZero( g.inpaint_mask );
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cvZero( g.inpainted );
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cvShowImage( "image", g.img );
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cvShowImage( "watershed transform", g.inpainted );
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cvSetMouseCallback( "image", @on_mouse, [] );
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while (true)
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c = cvWaitKey(0);
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if( c == 27 || c=='q')
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break;
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endif
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if( c == 'r' )
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cvZero( g.inpaint_mask );
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cvCopy( g.img0, g.img );
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cvShowImage( "image", g.img );
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endif
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if( c == 'i' || c == '\012' )
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cvNamedWindow( "g.inpainted image", 1 );
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cvInpaint( g.img, g.inpaint_mask, g.inpainted, 3, CV_INPAINT_TELEA );
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cvShowImage( "g.inpainted image", g.inpainted );
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endif
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endwhile
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