Version 8 (modified by pracine, 10 years ago) (diff)


PostGIS WKT Raster Beta 0.2.4 Working Specifications

Objective B02a - Being able to register TIFF and JPEG tiles as raster stored outside the database.

Mostly changes to raster2pgsql.exe and ST_RasterFromText().
ST_GetPath(raster, band) -> string
ST_SetPath(raster, band, string)

Objective B02b - Being able to import JPEG rasters using raster2pgsql.exe.

Mostly changes to raster2pgsql.exe

Objective B02c - Being able to intersect vector and raster to produce raster.

ST_AsRaster(geometry, pixelsize) -> raster
Changes to ST_Intersection

Objective B02d - Being able to use "group by" to accumulate tiles to form a new raster.

ST_Union(raster|geometry, raster|geometry, ‘raster’|’geometry’) -> raster/geometry
ST_Accum(raster set|geometry set, ‘raster’|’geometry’) -> raster/geometry

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