[gdal-dev] Bad result when writing into KML without -t_srs

[Even Rouault]

Selon Jukka Rahkonen <jukka.rahkonen at mmmtike.fi>:

> Hi,
>
> I have a shapefile in EPSG:2393 but without .prj file and I am getting a bad
> result if I convert it into KML format with command:
>
> ogr2ogr -f KML -s_srs epsg:2393 test_2.kml test_region.shp
> ERROR 1: Latitude 6785184.157800 is invalid. Valid range is [-90,90]. This
> warning will not be issued any more
> Warning 1: Longitude 3304050.889898 has been modified to fit into range
> [-180,180]. This warning will not be issued any more
>
> The result is good if I add parameter -t_srs epsg:4326. However, this should
> be unnecessary with KML because it is always EPSG:4326 and also the driver
> manual page http://www.gdal.org/ogr/drv_kml.html claims the same in the text
> and in the examples.

Several emails in the queue related to the reprojection area.

Logical behaviour when considering how -s_srs works. Basically -s_srs is ignored
completely if you don't also specify -t_srs. Probably a warning should be issued
to warn the user, and this should be documented in the manual page.

>
> Gdal version is "GDAL 1.10.0, released 2013/04/13" from gisinternals
>
> -Jukka Rahkonen-
>
>
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