[postgis-users] how Filtering Image by pixel values

Pierre Racine Pierre.Racine at sbf.ulaval.ca
Wed Nov 7 13:56:04 PST 2012


> i stored  raster image using tile manner.
> 
> how i filter that  whole image by range of pixel values  from 10 to 100.

Use ST_ReClass() or ST_MapAlgebraExpr()...

Pierre


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