label.c File Reference

labeling of some flat zones of a grayscale or a binary image More...

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Detailed Description

labeling of some flat zones of a grayscale or a binary image

Usage: label in.pgm connex {fgd|bgd|min|max|pla} out.pgm

Description: The argument connex selects the connectivity (4, 8 in 2D; 6, 18, 26 in 3D). The argument <fgd|bgd|min|max|pla> selects the kind of flat zone to be labeled:

• fgd selects foreground components for a binary image
• bgd selects background components for a binary image
• min selects regional minima
• max selects regional maxima
• pla selects all flat zones (plateaux). The output image out.pgm has the type "int32_t".

Types supported: byte 2d, byte 3d, int32_t 2d, int32_t 3d

Category: connect

Author:

Michel Couprie