[geotk] Looking for Java APIs to create a PNG from a double[][]

[Martin Desruisseaux]

Hello Robert

Le 17/10/12 23:51, Robert Nix a écrit :
> As a newbie to GIS, i'm looking for information on how to use GeoTools 
> (or any appropriate) APIs to convert a double[][] into a PNG.

The PNG format can not store floating point values as far as I know. You 
need to either use an other file format which can store such values, or 
convert those values to integers in the [0 ... 255] range by multiplying 
them by some factor of your choice.

     Regards,

         Martin

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