Operator Reference
Creation
List of Operators
gen_checker_region- Create a checkered region.
gen_circle- Create a circle.
gen_circle_sector- Create a circle sector.
gen_ellipse- Create an ellipse.
gen_ellipse_sector- Create an ellipse sector.
gen_empty_region- Create an empty region.
gen_grid_region- Create a region from lines or pixels.
gen_random_region- Create a random region.
gen_random_regions- Create random regions like circles, rectangles and ellipses.
gen_rectangle1- Create a rectangle parallel to the coordinate axes.
gen_rectangle2- Create a rectangle of any orientation.
gen_region_contour_xld- Create a region from an XLD contour.
gen_region_histo- Convert a histogram into a region.
gen_region_hline- Store input lines described in Hesse normal form as regions.
gen_region_line- Store input lines as regions.
gen_region_points- Store individual pixels as image region.
gen_region_polygon- Store a polygon as a region.
gen_region_polygon_filled- Store a polygon as a “filled” region.
gen_region_polygon_xld- Create a region from an XLD polygon.
gen_region_runs- Create a region from a runlength coding.
label_to_region- Extract regions with equal gray values from an image.