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Open Source Computer Vision Library
https://opencv.org/
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72 lines
1.7 KiB
72 lines
1.7 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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g.image0 = [];
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g.image1 = [];
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g.threshold1 = 255;
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g.threshold2 = 30;
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g.l = g.level = 4;
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g.block_size = 1000;
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g.filter = CV_GAUSSIAN_5x5;
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g.storage = [];
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g.min_comp = CvConnectedComp();
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function set_thresh1( val )
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global g;
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g.threshold1 = val;
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ON_SEGMENT();
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endfunction
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function set_thresh2( val )
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global g;
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g.threshold2 = val;
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ON_SEGMENT()
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endfunction
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function ON_SEGMENT()
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global g;
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global cv;
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g
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swig_this(g.image0)
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swig_this(g.image1)
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swig_this(g.storage)
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g.level
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g.threshold1
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g.threshold2
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comp = cv.cvPyrSegmentation(g.image0, g.image1, g.storage, g.level, g.threshold1+1, g.threshold2+1);
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cvShowImage("Segmentation", g.image1);
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endfunction
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filename = "../c/fruits.jpg";
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if (size(argv, 2) >= 1)
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filename = argv(){1};
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endif
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g.image0 = cvLoadImage( filename, 1);
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if (! swig_this(g.image0))
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printf("Error opening %s\n",filename);
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exit(-1);
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endif
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cvNamedWindow("Source", 0);
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cvShowImage("Source", g.image0);
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cvNamedWindow("Segmentation", 0);
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g.storage = cvCreateMemStorage ( g.block_size );
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new_width = bitshift(g.image0.width, -g.level);
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new_height = bitshift(g.image0.height, -g.level);
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g.image0 = cvCreateImage( cvSize(new_width,new_height), g.image0.depth, g.image0.nChannels );
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g.image1 = cvCreateImage( cvSize(new_width,new_height), g.image0.depth, g.image0.nChannels );
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## segmentation of the color image
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g.l = 1;
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g.threshold1 =255;
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g.threshold2 =30;
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ON_SEGMENT();
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g.sthreshold1 = cvCreateTrackbar("Threshold1", "Segmentation", g.threshold1, 255, @set_thresh1);
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g.sthreshold2 = cvCreateTrackbar("Threshold2", "Segmentation", g.threshold2, 255, @set_thresh2);
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cvShowImage("Segmentation", image1);
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cvWaitKey(0);
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cvDestroyWindow("Segmentation");
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cvDestroyWindow("Source");
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