Partially answering myself: I just tried again with GDAL 2.4.4 (2020/01/08) that I have on my system as part of MS4W and it works!
I have a way forward now. I'm still going to build GDAL 3.4.0 and try it there. Thanks a lot, carl On Fri, Nov 5, 2021 at 8:02 AM Carl Godkin <cgod...@gmail.com> wrote: > Thanks for checking, Jukka. > > I am using GDAL 3.3.3 and get a smaller range: > > d:\gdal-3.3.3\bin64\gdalwarp.exe -t_srs epsg:4326 "Caribbean 2 VFR > Chart.tif" caribbean_4326.tif > Copying color table from Caribbean 2 VFR Chart.tif to new file. > Creating output file that is 18714P x 10830L. > Processing Caribbean 2 VFR Chart.tif [1/1] : > 0...10...20...30...40...50...60...70...80...90...100 - done. > > Is there a bug fix between 3.3.3 and 3.4.0 that could account for this? > > Meanwhile, I'll try to get GDAL 3.4.0 going here. Thanks, > > carl > > On Fri, Nov 5, 2021 at 7:51 AM Rahkonen Jukka (MML) < > jukka.rahko...@maanmittauslaitos.fi> wrote: > >> Hi, >> >> >> >> Works for me on Windows with GDAL 3.4.0dev and Oct 07 2021 version of the >> file. >> >> gdalwarp -t_srs epsg:4326 "Caribbean 2 VFR Chart.tif" caribbean_4326.tif >> >> Copying color table from Caribbean 2 VFR Chart.tif to new file. >> >> Creating output file that is 18583P x 12118L. >> >> Processing Caribbean 2 VFR Chart.tif [1/1] : >> 0...10...20...30...40...50...60...70...80...90...100 - done. >> >> >> >> The map in caribbean_4326.tif is complete. >> >> >> >> -Jukka Rahkonen- >> >> >> >> *Lähettäjä:* gdal-dev <gdal-dev-boun...@lists.osgeo.org> *Puolesta *Carl >> Godkin >> *Lähetetty:* perjantai 5. marraskuuta 2021 16.25 >> *Vastaanottaja:* gdal-dev@lists.osgeo.org >> *Aihe:* [gdal-dev] GeoTIFF gdalwarp puzzle >> >> >> >> Hi, >> >> >> >> I'm working with some aviation charts and found one that behaves in a >> puzzling manner. >> >> This page >> https://www.faa.gov/air_traffic/flight_info/aeronav/digital_products/vfr/ >> >> >> has two Caribbean VFR charts in GeoTIFF format. >> >> >> >> I have been trying to run gdalwarp on "Caribbean 2 VFR Chart.tif" but I >> only ever get a small area out of the map instead of the whole extent. >> Specifically this command gives me just a smaller area output GeoTIFF: >> >> >> >> gdalwarp -t_srs EPSG:4326 "Caribbean 2 VFR Chart.tif" out.tif --debug ON >> >> >> >> I don't see anything from the debug output that explains this. >> >> >> >> The other chart, "Caribbean 1 VFR Chart.tif," does not behave this way, >> though the debug output from the same gdalwarp operation is much longer. >> >> >> >> I can't see anything wrong. >> >> >> >> I dragged both files into ArcGIS desktop explorer and both are displayed >> in the proper location and in their entirety. >> >> >> >> (I actually have a more elaborate workflow that works fine with chart #1 >> but this is the simplest operation I can think of that shows the problem >> with chart #2.) >> >> >> >> Thank you very much, >> >> carl >> >> >> >> >> >
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