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Region Features
Select a function from the list below.
| Icon | Name | Description | Library |
|---|---|---|---|
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RegionArea | Computes the number of pixels contained in a region. | Lite |
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RegionBoundingBox | Computes the smallest box containing a region. | Lite |
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RegionBoundingBox_OrNil | Computes the smallest box containing a region; returns NIL if the region is empty. | Lite |
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RegionBoundingCircle | Computes the smallest circle enclosing a region. | Professional |
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RegionBoundingCircle_OrNil | Computes the smallest circle enclosing a region; returns NIL if the region is empty. | Professional |
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RegionBoundingParallelogram | Computes the smallest parallelogram containing a region. | Professional |
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RegionBoundingRectangle | Computes the smallest rectangle containing a region. | Professional |
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RegionBoundingRectangle_FixedAngle | Computes the smallest rectangle with the given orientation angle containing a region. | Professional |
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RegionBoundingRectangle_FixedAngle_OrNil | Computes the smallest rectangle with the given orientation angle containing a region; returns NIL if the region is empty. | Professional |
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RegionBoundingRectangle_OrNil | Computes the smallest rectangle containing a region; returns NIL if the region is empty. | Professional |
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RegionCaliperDiameter | Computes the longest and the shortest width of the input region measured as distance between parallel lines containing the whole region. | Professional |
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RegionCircularity | Computes the area of a region divided by the area of a circular region having the same feature. | Professional |
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RegionContours | Computes an array of closed paths corresponding to the contours of the input region. | Professional |
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RegionConvexity | Computes the area of a region divided by area of its convex hull. | Professional |
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RegionDiameter | Computes the longest segment connecting two pixels contained in region and its length. | Professional |
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RegionEllipticAxes | Computes axes of an ellipse having the same first and second order moments as the given region. | Professional |
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RegionElongation | Computes the elongation factor of a region ( perfect circle has minimal elongation equal 1.0 ). | Professional |
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RegionHoles | Creates regions of the holes of the input region. | Professional |
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RegionInscribedBox | Computes the largest box contained in a region. | Professional |
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RegionInscribedCircle | Computes the largest circle contained in a region. | Professional |
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RegionMassCenter | Computes a point with coordinates equal to the average coordinates of the region's pixels. | Lite |
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RegionMassCenter_OrNil | Computes a point with coordinates equal to the average coordinates of the region's pixels; returns NIL if the region is empty. | Lite |
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RegionMedialAxis | Computes an array of paths corresponding to the skeleton of the input region. | Professional |
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RegionMoment | Computes selected second-order moment of a region in regular and normalized ( divided by region area ) variant. | Professional |
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RegionNumberOfHoles | Computes the number of holes in a region. | Professional |
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RegionOrientation | Computes the orientation of a region as an angle of value in range 0.0 - 180.0. | Professional |
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RegionPerimeterLength | Computes the length of the input region perimeter. | Professional |
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RegionPointRunLengths | Returns the lengths of horizontal sequences of locations that constitute the input region. | Professional |
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RegionProjection | Computes the profile of the region pixel count in consecutive rows or columns. | Professional |
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RegionRectangularity | Computes the area of a region divided by the area of its bounding rectangle. | Professional |
