poutborderselection

Selects regions that do not touch the border.

Synopsis

poutborderselection w h d [rg_in|-] [rg_out|-]

Description

poutborderselection builds the new region map rg_out from the region of the input region map rg_in that do not touch the border of the region map. The border is specified from the depth p, the height h and the width l dimensions.

Regions are not relabeled, they keep the same label as in the input region map.

Parameters

w, h d specify respectively the width, the height and the depth of the border.

Inputs

rg_in: a region map.

Outputs

rg_out: a region map.

Result

Returns the number of selected regions.

Examples

Discards regions that touch the border of the 2D region map:

   poutborderselection 1 1 0 rin.pan rout.pan

C++ prototype

Errc POutBorderSelection( const Reg2d &rg_in, Reg2d &rg_out, int w, int h, int d );

Version française

Sélection des régions qui ne touchent pas le bord de l'image.

Author: Régis Clouard