[Proj] Use of SQLite

Even Rouault even.rouault at spatialys.com
Mon May 21 13:50:32 EST 2018

On lundi 21 mai 2018 20:31:05 CEST Tobias Wendorff wrote:
> Am Mo, 21.05.2018, 18:11 schrieb Martin Desruisseaux:
> > I had a chance to discuss with Roger Lott (an EPSG maintainer)
> > during various OGC meetings, and my understanding is that their
> > main concern is to make sure that everyone interpret EPSG codes
> > in the same way. I mean that coordinate operations performed
> > between the same pairs of EPSG codes shall produce the same
> > results (up to the accuracy allowed by the operation) with
> > any standard-compliant software.
> Unfortunately, open source does not always adhere to standards.
> Right now, this standard is broken in QGIS for some CRS with
> same definitions. I've discussed this several times on many
> mailing lists and trac, but nobody really takes care of it.

As far as I remember the issue is with shapefiles .prj files not being identified to the 
appropriate EPSG code (the fundamental issue is that the EPSG code is absent from .prj files). 
This is something that could probably be improved in the current QGIS.

But this is not the subject of the current discussion thread :-)

Spatialys - Geospatial professional services
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