ImageEn, unit ievision

TIEVisionBlobDetector.setFilterByCircularity

TIEVisionBlobDetector.setFilterByCircularity


Declaration

procedure setFilterByCircularity(enabled: bool32; minCircularity: double; maxCircularity: double); safecall;


Description

Enables or disables the circularity filter.
Circularity is defined as 4 * PI * Area / SQR(Perimeter). Circularity for a circle is 1, for a square is 0.785.

Parameter Description
enabled If True circularity filter is enabled (default: false)
minCircularity Minimum circularity value (default: 0.8)
maxCircularity Maximum circularity value (default: 3.4 x 10^38)