st_resample
How PostGIS Raster runs Resample Raster: st_resample.
| Engine | PostGIS Raster |
|---|---|
| Tool name | st_resample |
| Interface | sql |
| Implements | Resample Raster |
| Documentation | Not stated |
| Effects | modifies input: no, network: no |
| Notes | Not stated |
| Status | active |
Parameters
| Name | Type | Required | Default | Choices | Note |
|---|---|---|---|---|---|
rast | raster | no | Not stated | Not stated | Not stated |
ref | raster | no | Not stated | Not stated | Not stated |
algorithm | text | no | 'NearestNeighbour'::text | Not stated | Not stated |
maxerr | double precision | no | 0.125 | Not stated | Not stated |
usescale | boolean | no | true | Not stated | Not stated |
scalex | double precision | no | 0 | Not stated | Not stated |
scaley | double precision | no | 0 | Not stated | Not stated |
gridx | double precision | no | NULL::double precision | Not stated | Not stated |
gridy | double precision | no | NULL::double precision | Not stated | Not stated |
skewx | double precision | no | 0 | Not stated | Not stated |
skewy | double precision | no | 0 | Not stated | Not stated |
width | integer | no | Not stated | Not stated | Not stated |
height | integer | no | Not stated | Not stated | Not stated |
SQL overloads
-
st_resample(rast raster, ref raster, algorithm text DEFAULT 'NearestNeighbour'::text, maxerr double precision DEFAULT 0.125, usescale boolean DEFAULT true) → raster -
st_resample(rast raster, ref raster, usescale boolean, algorithm text DEFAULT 'NearestNeighbour'::text, maxerr double precision DEFAULT 0.125) → raster -
st_resample(rast raster, scalex double precision DEFAULT 0, scaley double precision DEFAULT 0, gridx double precision DEFAULT NULL::double precision, gridy double precision DEFAULT NULL::double precision, skewx double precision DEFAULT 0, skewy double precision DEFAULT 0, algorithm text DEFAULT 'NearestNeighbour'::text, maxerr double precision DEFAULT 0.125) → raster -
st_resample(rast raster, width integer, height integer, gridx double precision DEFAULT NULL::double precision, gridy double precision DEFAULT NULL::double precision, skewx double precision DEFAULT 0, skewy double precision DEFAULT 0, algorithm text DEFAULT 'NearestNeighbour'::text, maxerr double precision DEFAULT 0.125) → raster
How it maps to the operation
| Operation parameter | Parameter here | Note |
|---|---|---|
raster | rast | Not stated |
resolution | Not stated | scalex and scaley (scaley negative for a north-up raster). |
resampling | algorithm | nearest = NearestNeighbor; bilinear = Bilinear; cubic = Cubic. not supported: average, mode |
Differences from the operation
None noted
Harvested by the postgis harvester from engine version
3.7.0. Names can change when an engine is harvested again.