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

Function: st_transform

Schema

public

Owner

albenard

Descriptions

args: rast, alignto, algorithm=NearestNeighbor, maxerr=0.125 - Reprojects a raster in a known spatial reference system to another known spatial reference system using specified resampling algorithm. Options are NearestNeighbor, Bilinear, Cubic, CubicSpline, Lanczos defaulting to NearestNeighbor.

Options

Definition

CREATE OR REPLACE FUNCTION public.st_transform (
 rast public.raster,
 alignto public.raster,
 algorithm text = 'NearestNeighbour'::text,
 maxerr double precision = 0.125
)
RETURNS public.raster AS
$span$
DECLARE
_srid integer;
_scalex double precision;
_scaley double precision;
_gridx double precision;
_gridy double precision;
_skewx double precision;
_skewy double precision;
BEGIN
SELECT srid, scalex, scaley, upperleftx, upperlefty, skewx, skewy INTO _srid, _scalex, _scaley, _gridx, _gridy, _skewx, _skewy FROM st_metadata($2);

RETURN public._ST_gdalwarp($1, $3, $4, _srid, _scalex, _scaley, _gridx, _gridy, _skewx, _skewy, NULL, NULL);
END;
$span$
LANGUAGE 'plpgsql'
STABLE
RETURNS NULL ON NULL INPUT
SECURITY INVOKER
COST 100;

COMMENT ON FUNCTION public.st_transform(rast public.raster, alignto public.raster, algorithm text, maxerr double precision)
IS 'args: rast, alignto, algorithm=NearestNeighbor, maxerr=0.125 - Reprojects a raster in a known spatial reference system to another known spatial reference system using specified resampling algorithm. Options are NearestNeighbor, Bilinear, Cubic, CubicSpline, Lanczos defaulting to NearestNeighbor.';

This file was generated with SQL Manager for PostgreSQL (www.pgsqlmanager.com) at 26/02/2014 11:51