Changes between Version 75 and Version 76 of WKTRaster/SpecificationWorking01
- Timestamp:
- 12/17/09 11:28:32 (15 years ago)
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WKTRaster/SpecificationWorking01
v75 v76 261 261 This function construct the WKT strings representing the geometries grouping pixels of a raster having the same value. It does not directly construct geometries and therefore prevent WKT Raster from having to link with liblwgeom.a (see "Why avoid to link with PostGIS?" below) 262 262 263 It should be implemented by passing the raster to GDAL and convert each polygon produced by the 263 It should be implemented by passing the raster to GDAL and convert each polygon produced by the [http://www.gdal.org/gdal__alg_8h.html GDALPolygonize function] to a WKT string. 264 264 265 265