[gdal-dev] Handling pdfium build / integration

2015-09-16 Thread Brad Hards
I note the recent addition of pdfium for PDF support (alongside podofo and poppler). I'm a bit lost on which pdfium repo and branch to use, the best way to build and install pdfium library and headers, and (because of that), how to point the GDAL ./configure options to that install. I'm mainly

Re: [gdal-dev] Question about ogr2ogr and geojson url

2015-09-16 Thread Jukka Rahkonen
Maxime Demers gmail.com> writes: > However, I have Failure Unable to open datasource with drivers... when trying to convert the geojson to shapefile from the url. > > ogr2ogr output.shp http://localhost:3000/711/points.geojson > > Can ogr2ogr convert dynamic geojson like I am trying to do, or

Re: [gdal-dev] Looking for gdal_merge workflow

2015-09-16 Thread Carl Godkin
Thank you both very much! This worked and produced the result I sought: gdalwarp -tr X Y smaller.tif larger.tif out.tif Thanks again, carl On Wed, Sep 16, 2015 at 10:03 AM, Even Rouault wrote: > Le mercredi 16 septembre 2015 18:48:43, Carl Godkin a écrit : > > Thank you for the suggestion.

[gdal-dev] Question about ogr2ogr and geojson url

2015-09-16 Thread Maxime Demers
Hello, I am using nodejs on localhost to serve dynamic geojson at urls such http://localhost:3000/711/points.geojson The way I am serving the geojson from the server is like this: var geojson = {"type":"FeatureCollection","features":[{"type":"Feature","geometry":{"type":"LineStri

Re: [gdal-dev] Looking for gdal_merge workflow

2015-09-16 Thread Even Rouault
Le mercredi 16 septembre 2015 18:48:43, Carl Godkin a écrit : > Thank you for the suggestion. I never realized that gdalwarp was useful > for more than coordinate system transformation! > > Now I'm trying to figure out the right options for this since gdalwarp's > manual page hardly mentions the

Re: [gdal-dev] Looking for gdal_merge workflow

2015-09-16 Thread Carl Godkin
Thank you for the suggestion. I never realized that gdalwarp was useful for more than coordinate system transformation! Now I'm trying to figure out the right options for this since gdalwarp's manual page hardly mentions the mosaic operations. Given my hi-res image with plenty of nodata and lo-r

Re: [gdal-dev] Looking for gdal_merge workflow

2015-09-16 Thread Jean-Claude Repetto
Le 16/09/2015 17:57, Carl Godkin a écrit : > > Can you suggest a workflow to get what I want? Is there another tool > for this I should use instead? Hi, You should consider using gdalwarp, which is a more powerful tool than gdal_merge, that was written at the beginning to demonstrate how to use

[gdal-dev] Looking for gdal_merge workflow

2015-09-16 Thread Carl Godkin
Hi, I have two satellite images of an area near the coast and I would like to merge them somehow to get the best of both. The larger image has black areas out to sea because the WMS service doesn't have tiles at the highest resolution offshore. (I've used "gdal_translate -a_nodata 0" to mark the

Re: [gdal-dev] GDAL/OGR 1.11.3 RC2 Available for Review

2015-09-16 Thread Even Rouault
Hi, I've issued an RC2 to take into account the reported issues + a few other things. The exact diff with RC1 is : * Add support for Poppler >= 0.31.0 (#6118) * Fix build with SWIG 3.0.6 (#6045) * GTiff: on reading attach PROJ4 extension node for Mercator_Auxiliary_Sphere / WebMercator (#592

Re: [gdal-dev] GDAL/OGR 1.11.3 RC1 Available for Review

2015-09-16 Thread Jean-Claude Repetto
Le 15/09/2015 16:06, Even Rouault a écrit : > Hi, > > As announced, I have prepared a GDAL/OGR 1.11.3 release candidate. Please > review and test. > It seems that another backport is missing : # make -C swig/python generate make : on entre dans le répertoire « /tmp/gdal-1.11.3/swig/python » sw

Re: [gdal-dev] GDAL/OGR 1.11.3 RC1 Available for Review

2015-09-16 Thread Jean-Claude Repetto
Le 15/09/2015 19:07, Even Rouault a écrit : > > Contemplating if I should do the "official" backport of those 2 changesets to > 1.11.3... > > Even I think it is a good idea, because if you don't do it, distribution maintainers will apply the patch without understanding the risks, since poppler