[GRASS-dev] dealing with null values in rasters only within mask
mlennert at club.worldonline.be
Fri Jun 28 02:56:19 PDT 2019
On 28/06/19 11:10, Stefan Blumentrath wrote:
> Hi Moritz,
> Did you consider r.stats -N for checking for NULL values within the masked area, like:
> r.stats -N input=tile,MASK
> if there is *|1 in the output you have NULL cells in the tile...
Nice trick, didn't actually know about the -N flag...
> For filling NULLs with a given value you could do:
> r.mapcalc expression=tile_filled=if(MASK,if(isnull(tile),1,tile),null())
Duh, now that I see this, it seems quite obvious.
Thanks Stefan !
(And thanks Ken for your ideas)
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