[Liblas-devel] ECEF?

[Frank Warmerdam]

Keith,

I suspect the problem is that the EPSG catalogs are out of date in OSGeo4W.
  Could you try the following and see if it works better?

 las2las MyFile.las –a_srs "+proj=geocent +datum=WGS84 +units=m +no_defs"
 –t_srs EPSG:2151

Best regards,
Frank



On Mon, Sep 9, 2013 at 10:29 AM, Keith Williams <keithw at unavco.org> wrote:

> Hello Frank,****
>
> ** **
>
> I was hoping to request some assistance on converting a LiDAR point cloud
> from ECEF geocentric coordinates to UTM coordinates.****
>
> ** **
>
> I noticed that you have previously discussed this at
> http://lists.osgeo.org/pipermail/liblas-devel/2011-March/001283.htmlhowever, I am quite new to Liblas, and command line interfaces in general
> so am not having much luck!****
>
> ** **
>
> I am using: las2las MyFile.las –a_srs EPSG:4328 –t_srs EPSG:2151 through
> the OSGeo4W shell and I believe that I have the GDAL and liblas trunk files
> loaded; when installing the OSGeo4W shell I selected every GDAL and Liblas
> option available.  I get the error that “ERROR 6: EPSG PCS/GCS code 4328
> not found in EPSG support files.  Is this a valid EPSG coordinate system?
> error: could not import coordinate system into OSRSpatialReference
> SetFromUserInput”.****
>
> ** **
>
> Thank you very much for any direction you may be willing to supply!****
>
> ** **
>
> Keith****
>
> ** **
>
> *----------------------------
> **Keith Williams, EIT, LSIT**
> UNAVCO, Inc.
> 6350 Nautilus Dr.
> Boulder, CO 80301***
>
> *Cell: (541) 224-2924***
>
> *keithw at unavco.org***
>
> ** **
>



-- 
---------------------------------------+--------------------------------------
I set the clouds in motion - turn up   | Frank Warmerdam,
warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | Geospatial Software Developer
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