Re: [gdal-dev] RFC 73 (aka gdalsrsbarn) available for review

2019-01-25 Thread Even Rouault
On vendredi 25 janvier 2019 11:59:55 CET Sean Gillies wrote: > Hi Even, > > What will the impact be on spatial referencing stored in new datasets? For > example, will users with GDAL 2.5 run gdal_translate and write WKT2 into a > GeoTIFF, thereby creating data that can't be opened using GDAL 2.4?

Re: [gdal-dev] gdal_translate of VRT file with overlapping files. Target pixel value selection.

2019-01-25 Thread Even Rouault
On vendredi 25 janvier 2019 14:36:23 CET Christoph Paulik wrote: > Hi, > > We have a VRT file in which some regions overlap. As far as I can tell > a gdal_translate of the VRT into a GTIFF just takes the value of the > first file it encounters for a given target pixel. Actually, this will be the

Re: [gdal-dev] How to create GeoTiff from image and UTM Coordinates

2019-01-25 Thread Adrien André
Hi, you need to know your data spatial resolution and the pixel coordinates corresponding to (Easting,Northing). If GDAL cannot read the .emf file, try using ImageMagick: convert image.emf my_raster.png Then, you might try to create a worldfile my_raster.wld (See [0]). The attached example is

[gdal-dev] gdal_translate of VRT file with overlapping files. Target pixel value selection.

2019-01-25 Thread Christoph Paulik
Hi, We have a VRT file in which some regions overlap. As far as I can tell a gdal_translate of the VRT into a GTIFF just takes the value of the first file it encounters for a given target pixel. Is there a way to specify an averaging method for such cases e.g. take the mean, max, min etc.? If not

Re: [gdal-dev] ubuntu_1804

2019-01-25 Thread Alan Stewart
Thanks for the clarification. On Jan 25, 2019, at 1:05 AM, Craig de Stigter mailto:craig.destig...@koordinates.com>> wrote: I didnt write it but I had to fiddle with the build scripts quite a bit for the pytest refactor. Travis only supports Trusty (recently added Xenial, though I don't think