pggeodb.nancy.inra.fr/db_cefs - db_cefs on pggeodb.nancy.inra.fr

Function: st_neighborhood

Schema

public

Owner

postgres

Descriptions

args: rast, columnX, rowY, distanceX, distanceY, exclude_nodata_value=true - Returns a 2-D double precision array of the non-NODATA values around a given bands pixel specified by either a columnX and rowY or a geometric point expressed in the same spatial reference coordinate system as the raster.

Options

Definition

CREATE OR REPLACE FUNCTION public.st_neighborhood (
 rast public.raster,
 columnx integer,
 rowy integer,
 distancex integer,
 distancey integer,
 exclude_nodata_value boolean = true
)
RETURNS double precision [] AS
$span$
SELECT _st_neighborhood($1, 1, $2, $3, $4, $5, $6)
$span$
LANGUAGE 'sql'
IMMUTABLE
RETURNS NULL ON NULL INPUT
SECURITY INVOKER
COST 100;

COMMENT ON FUNCTION public.st_neighborhood(rast public.raster, columnx integer, rowy integer, distancex integer, distancey integer, exclude_nodata_value boolean)
IS 'args: rast, columnX, rowY, distanceX, distanceY, exclude_nodata_value=true - Returns a 2-D double precision array of the non-NODATA values around a given bands pixel specified by either a columnX and rowY or a geometric point expressed in the same spatial reference coordinate system as the raster.';

This file was generated with SQL Manager for PostgreSQL (www.pgsqlmanager.com) at 13/03/2014 13:23