grayskel.c File Reference

grayscale homotopic skeleton More...

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Detailed Description

grayscale homotopic skeleton

Usage: grayskel in.pgm {imcond.pgm|null} connex lambda out.pgm

Description: Skeleton, either homotopic (lambda = 0) or non-homotopic, for 2D grayscale images The skeleton is obtained by iterative lowering of lambda-destructible points (see [CBB01]).

Reference:
[CBB01] M. Couprie, F.N. Bezerra, Gilles Bertrand: "Topological operators for grayscale image processing", Journal of Electronic Imaging, Vol. 10, No. 4, pp. 1003-1015, 2001.

Types supported: byte 2d

Category: topogray

Author:

Michel Couprie