pgetband

Gets a specified band in a multispectral image.

Synopsis

pgetband band [-m mask] [im_in|-] [im_out|-]

Description

pgetband creates a grayscale image im_out with the specified band of the input image. The type of the grayscale image is the same as the input image.

Parameters

band is an integer. If the value if lower or greater than the current number of bands in the input image than the closest band is used (the first or last band).

Inputs

im_in: an image.

Outputs

im_out: a grayscale image.

Examples

Extracts the first band of the parrot.pan color image:

   pgetband 0 parrot.pan a.pn

Result

Returns SUCCESS or FAILURE.

C++ prototype

Errc PGetBand( const Imc2duc &im_in, Img2duc &im_out, int band );

Version française

Récupération d'une bande donnée dans une image multispectrale.

Author: Régis Clouard