ppeergroupfiltering

Performs Peer Group filtering on color image.

Synopsis

ppeergroupfiltering threshold [-m mask] [im_in|-] [im_out|-]

Description

ppeergroupfiltering applies a Peer Group filter to the input image im_in. Each pixel is replaced by the weighted average of its peer group members which are classified based on the color similarity of its neighboring pixels.

Parameters

threshold specifies the magnitude of the noise to be removed. It is a positive real value. A typical value is 1.0.

Inputs

im_in: a color image.

Outputs

im_out: an image of the same type as the input image.

Result

Returns SUCCESS or FAILURE.

Examples

Applies the Peer Group Filtering filter on parrot.pan image:

   ppeergroupfiltering 10 parrot.pan out.pan

C++ prototype

Errc PPeerGroupFiltering( const Imc2duc &im_in, Imc2duc &im_out, float threshold );

Version française

Lissage d'une image couleur par Peer Group Filtering.

Author: Olivier Lezoray