All Questions
5 questions
1
vote
1
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73
views
Does GDAL 3.x/PROJ 7.x do some kind of bounds checking when doing a gdalwarp operation?
This is more of a question about how GDAL 3.x and PROJ 7.x work more than a question about how to do something. I have been experimenting with GDAL 3.4.2 and have noticed some things that are ...
- 441
4
votes
1
answer
237
views
Calculating inverse polynomial transforms for pixel sampling when map georeferencing
In map georeferencing, one typically chooses a set of ground control points that represent pixel locations in the map image along with their real world geographic coordinates, which are then used to ...
- 934
0
votes
1
answer
410
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Georeference raster in WGS84 and project in North azimuthal in QGIS
I have a raster (JEPG) image from a full planet surface (in this case Jupiter).
I use QGIS and its plugin Georeferencer to add control points on the image. I use the four corners. Then I use Gdal to ...
- 11
2
votes
1
answer
602
views
GDALwarp HDF5 Image With Unknown Projection
I have a NetCDF file that contains a series of HDF5 bands. I am looking to project one of these bands contained within this file. I've attempted to use the following command to achieve this:
gdalwarp ...
- 243
2
votes
2
answers
595
views
Problem with reprojecting raster from MGI 6 to WGS
When I reproject a raster from Mgi 6 to WGS 84 using Warp in Quantum gis it makes mistake ( about 380m). Is there any way to avoid this?
- 93