Re: [gdal-dev] Interesting issue with ogr2ogr and -tps

2018-05-18 Thread Even Rouault
Martin, Patch applied. Thanks ! Even > I had a similar problem when not using armadillo, but a simple > transformation does the trick. The problem is that usually the distance of > different gcps compared their absolute value is very small. > > This leads to a bad conditioned linear equation

[gdal-dev] Interesting issue with ogr2ogr and -tps

2018-05-18 Thread Martin.Franzke
> >On mardi 27 juin 2017 07:34:59 CEST Rahkonen Jukka (MML) wrote: >> Hi, >> >> There is a well written question in gis.stackexchange about how the -tps >> option in ogr2ogr behaves >> https://gis.stackexchange.com/questions/245391/ogr2org-tps-spline-method-cr >> eates-progressive-error >> >>

Re: [gdal-dev] Interesting issue with ogr2ogr and -tps

2017-06-27 Thread Even Rouault
On mardi 27 juin 2017 07:34:59 CEST Rahkonen Jukka (MML) wrote: > Hi, > > There is a well written question in gis.stackexchange about how the -tps > option in ogr2ogr behaves > https://gis.stackexchange.com/questions/245391/ogr2org-tps-spline-method-cr > eates-progressive-error > > Does anybody

[gdal-dev] Interesting issue with ogr2ogr and -tps

2017-06-27 Thread Rahkonen Jukka (MML)
Hi, There is a well written question in gis.stackexchange about how the -tps option in ogr2ogr behaves https://gis.stackexchange.com/questions/245391/ogr2org-tps-spline-method-creates-progressive-error Does anybody have a clue about what happens? -Jukka Rahkonen-