Re: [gdal-dev] USGS 3DEP (3D Elevation Program) - feet should be metres, how can I fix this?

2024-03-22 Thread Conrad Bielski via gdal-dev
all pretty big). 2.  A GDAL info dump (survey feet is almost at the bottom) 3. A PDF with an explanation of the issue thanks for your help. Conrad On Thursday, March 21, 2024 at 04:49:57 PM EDT, Even Rouault wrote: Le 21/03/2024 à 21:45, Conrad Bielski via gdal-d

Re: [gdal-dev] gdal-dev Digest, Vol 238, Issue 82

2024-03-21 Thread Conrad Bielski via gdal-dev
- next part -- An HTML attachment was scrubbed... URL: <http://lists.osgeo.org/pipermail/gdal-dev/attachments/20240321/68938236/attachment-0001.htm> ---------- Message: 2 Date: Thu, 21 Mar 2024 21:49:55 +0100 From: Even Rouault To: Conrad Bielski ,     "gdal-de

[gdal-dev] USGS 3DEP (3D Elevation Program) - feet should be metres, how can I fix this?

2024-03-21 Thread Conrad Bielski via gdal-dev
Hello GDALers, I have a question about reading USGS 3DEP (3D Elevation Program) data. Inside of this data, a GEOTIFF tag 42114 is provided which is causing problems with datum shifts. So when I use GDAL to compute the datum shifts, the tag is read and interprets that the DEM is showing