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GDAL (Geospatial Data Abstraction Library) is an open source translator library for raster and vector geospatial data formats.

3 votes
2 answers
512 views

GDAL's -a_ullr switch - cell centers or outer edges?

I am using gdal_translate to extract a NetCDF out to tiff. In the gdal_translate documentation, there is an option -a_ullr to define the upper-left and lower-right corners (bounds) of the grid. Are th …
David A's user avatar
  • 163
1 vote

GDAL's -a_ullr switch - cell centers or outer edges?

Per Jon's suggestion, I tried something similar to Kazuhito. Here was my NetCDF input: NC_GLOBAL#XORIG=-130 NC_GLOBAL#YORIG=22.5 NC_GLOBAL#XCELL=0.03999999910593033 NC_GLOBAL#YCELL=0.039999999105930 …
David A's user avatar
  • 163
1 vote
1 answer
4k views

Using GDAL in Python on Windows?

I am trying to get GDAL running under the following environment: Win 10 Miniconda3 (this is just Anaconda with fewer modules loaded by default) Python 3.6.6 I installed GDAL with conda install -c … I saw some articles (for example) suggesting I install GDAL from GIS Internals, which I did. The GIS Internals version I used was gdal-203-1900-x64-core.msi. …
David A's user avatar
  • 163
3 votes

Proper use of python subprocess for GDAL

See the profile section about 2/3 down the GDAL GTiff page. As for subprocess call vs. Popen, see here. Note that GDAL produces a lot of warnings in the STDERR. …
David A's user avatar
  • 163
3 votes
0 answers
292 views

gdalinfo on NetCDF - cell centers or edges?

I was given a NetCDF file and the gdalinfo result for it shows this: NC_GLOBAL#XORIG=-126.0800018310547 NC_GLOBAL#YORIG=41.45000076293945 The gdalinfo command is showing the lower-left cell in the …
David A's user avatar
  • 163