Back to Adaptive Vision Studio website

You are here: Start » Filter Reference » Region Features » RegionHoles


Creates regions of the holes of the input region.

Name Type Range Description
inRegion Region Input region
inConnectivity RegionConnectivity Region connectivity semantics
inMinHoleArea Integer 0 - Minimal area of a resulting hole
inMaxHoleArea Integer* 0 - Maximal area of a resulting hole
outHoles RegionArray


The operation computes regions representing holes of input region. Holes of a region are those connected areas of pixels not belonging to the region, that do not touch the boundary of the region frame.


RegionHoles run on a sample region.

Complexity Level

This filter is available on Basic Complexity Level.

See Also

  • FillRegionHoles – Extends the input region so that it contains also all the pixels previously lying in its holes.