[gdal-dev] feet converting to meters unexpectedly

[Even Rouault]

Hi,

This is indeed https://github.com/OSGeo/gdal/issues/6839 which has been 
fixed in GDAL 3.6.1.

Even

Le 09/01/2023 à 19:48, Kirk Waters - NOAA Federal via gdal-dev a écrit :
> I think I've gotten this solved for my purposes now, but I'm reporting 
> it here in case anyone else might run across issues using gdal in a 
> conda environment. If I make a conda environment containing:
> python
> pdal=2.4.2
> gdal
> (which ends up with gdal version 3.5.1, pdal version 2.4.2), I get a 
> weird behavior where
> gdalwarp input.tif output.tif
> will change the values in the raster as if it is converting from feet 
> to meters. My example raster where I see this has georeferencing of 
> EPSG:3521+6360 and is a 32-bit floating point DEM. My use case would 
> have more arguments to gdalwarp, but I simplified to the minimum that 
> showed the problem.
>
> If I change the environment package list for conda to not specify the 
> pdal version, I'll get pdal version 2.4.3 and gdal version 3.6.2 and 
> the raster will convert correctly.
>
> I did note that in a setup where it converts the values, I see this 
> warning:
> Warning 1: Unknown units=US survey foot
>
> Kirk Waters, PhD
> NOAA Office for Coastal Management
> Applied Sciences Program
> ‪Phone: 843-284-6962‬ (New as of 2022)
> coast.noaa.gov/digitalcoast <http://coast.noaa.gov/digitalcoast>
>
>
>
> _______________________________________________
> gdal-dev mailing list
> gdal-dev at lists.osgeo.org
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