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.