處理要求

分別找出扇形左上角，左下角，右上角，右下角，最高點，下面弓形最高點

原圖

halcon 處理程序

read_image (Image14208259e49d7b1cf7c544, '544.bmp') rgb1_to_gray (Image14208259e49d7b1cf7c544, GrayImage) threshold (GrayImage, Region, 128, 255) closing_circle (Region, RegionClosing, 10.5) gen_contour_region_xld (RegionClosing, Contours, 'border') select_obj (Contours, ObjectSelected, 1) smooth_contours_xld (ObjectSelected, SmoothedContours, 3) segment_contours_xld (SmoothedContours, ContoursSplit, 'lines_circles', 5, 2, 3) select_shape_xld (ContoursSplit, SelectedXLD, ['contlength','compactness'], 'and', [30,0], [150,40]) fit_circle_contour_xld (SelectedXLD, 'algebraic', -1, 0, 0, 3, 2, Row, Column, Radius, StartPhi, EndPhi, PointOrder) gen_circle_contour_xld (ContCircle, Row, Column, Radius, 0, 6.28319, 'negative', 1) select_shape_xld (ContoursSplit, SelectedXLD1, 'contlength', 'and', 200, 500) fit_line_contour_xld (SelectedXLD1, 'tukey', -1, 0, 5, 2, RowBegin, ColBegin, RowEnd, ColEnd, Nr, Nc, Dist) intersection_line_circle (RowBegin[0], ColBegin[0], RowEnd[0], ColEnd[0], Row[0], Column[0], Radius[0], 0, 3.1415926, 'positive', Row1, Column1) gen_cross_contour_xld (Cross, Row1, Column1, 50, 6.28319) intersection_line_circle (RowBegin[0], ColBegin[0], RowEnd[0], ColEnd[0], Row[1], Column[1], Radius[1], 0, 3.1415926, 'positive', Row2, Column2) gen_cross_contour_xld (Cross1, Row2, Column2, 50, 6.28319) intersection_line_circle (RowBegin[1], ColBegin[1], RowEnd[1], ColEnd[1], Row[0], Column[0], Radius[0], 0, 3.1415926, 'positive', Row3, Column3) gen_cross_contour_xld (Cross2, Row3, Column3, 50, 6.28319) intersection_line_circle (RowBegin[1], ColBegin[1], RowEnd[1], ColEnd[1], Row[1], Column[1], Radius[1], 0, 3.1415926, 'positive', Row4, Column4) gen_cross_contour_xld (Cross3, Row4, Column4, 50, 6.28319) intersection_line_circle ([Row1+Row3]/2.0, [Column1+Column3]/2.0, [Row2+Row4]/2.0, [Column2+Column4]/2.0, Row[0], Column[0], Radius[0], 0, 3.1415926, 'positive', Row5, Column5) gen_cross_contour_xld (Cross4, Row5, Column5, 100, 0) intersection_line_circle ([Row1+Row3]/2.0, [Column1+Column3]/2.0, [Row2+Row4]/2.0, [Column2+Column4]/2.0, Row[1], Column[1], Radius[1], 0, 3.1415926, 'positive', Row6, Column6) gen_cross_contour_xld (Cross5, Row6, Column6, 100, 0) dev_display (GrayImage) dev_display (Cross) dev_display (Cross1) dev_display (Cross2) dev_display (Cross3) dev_display (Cross4) dev_display (Cross5)

處理效果

總結

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