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

Function: st_pixelofvalue

Schema

public

Owner

postgres

Descriptions

args: rast, nband, search, exclude_nodata_value=true - Get the columnx, rowy coordinates of the pixel whose value equals the search value.

Options

Definition

CREATE OR REPLACE FUNCTION public.st_pixelofvalue (
 rast public.raster,
 nband integer,
 search double precision,
 exclude_nodata_value boolean = true,
 out x integer,
 out y integer
)
RETURNS SETOF record AS
$span$
SELECT x, y FROM st_pixelofvalue($1, $2, ARRAY[$3], $4)
$span$
LANGUAGE 'sql'
IMMUTABLE
RETURNS NULL ON NULL INPUT
SECURITY INVOKER
COST 100 ROWS 1000;

COMMENT ON FUNCTION public.st_pixelofvalue(rast public.raster, nband integer, search double precision, exclude_nodata_value boolean, out x integer, out y integer)
IS 'args: rast, nband, search, exclude_nodata_value=true - Get the columnx, rowy coordinates of the pixel whose value equals the search value.';

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