Nicolas,
Tried it once again, short names and reasonable paths do not work. I am on Mac,
QGIS 3.24, will test some reasons for the failure tomorrow again and report.
Thanks for your advice,
Maria
> Am 30.03.2022 um 09:34 schrieb Nicolas Cadieux via Qgis-user
> :
>
> Hi,
>
> "Polygonize"
Hi,
"Polygonize" should work well to vectorize the raster classes. If you
have problems with the file name, try simplifying the file name to the
bare minimun like c:\temp\toto.shp if you're on Windows. Make sure you
have no spaces or accents in the path (this includes the user path of
your op
Hi Kirk,
that was helpful, thank you.
I am not yet where I need to be, but so far I could create two classes with the
formula found in the docs
(https://docs.qgis.org/3.10/en/docs/user_manual/working_with_raster/raster_analysis.html)
along this line:
`("slope@1" < 50) * 1 + ("slope
Hi Maria.The symbology does not reclassify the underlying raster, it just
changes the way it is displayed. Use the raster calculator to generate a new
raster with the Classes you require. The native qgis calculator works well. You
can find it in the upper word menu under raster. Once you have
Hi,
I have created a slope map from a DTM.
I have limited the symbology to three meaningful classes and wish to create a
vector layer with polygons of three classes from that. The conditions are
One-Channel-Pseudocolor, Channel1 (Gray), interpolation discrete, modus
"fortlaufend" -- not iden