[Liblas-devel] Vertical Datum Transformation

[Ibraheem Ali]

Hello everyone,

Following is the link to the one of the  las files I have "gal_000052.las":
(Please note : this is a public file sharing site)

http://www.mediafire.com/?jh0hzpce722k1b3
Thanks,

Ibraheem
On Sun, Oct 31, 2010 at 7:32 AM, Howard Butler <hobu.inc at gmail.com> wrote:

> Ibraheem,
>
> Would it be possible for you to send me a URL from which I can download
> this file and attempt to recreate your problem?
>
> Howard
>
> On Oct 30, 2010, at 11:07 PM, Ibraheem Ali wrote:
>
> > Hello Everyone,
> >
> > Thanks for the replies, and sorry to bother you again,
> >
> > I have tried the following cmd lines:
> >
> > C:\galveston_datum_conversion>las2las -i gal_000052.las --a_srs
> EPSG:32615 --t_srs EPSG:32615+5703
> >
> > and (with output file):
> >
> > C:\galveston_datum_conversion>las2las -i gal_000051.las --a_srs
> EPSG:32615 --t_srs EPSG:32615+5703 -o out.las
> >
> > but I've got the same error message "las2las exe has stopped working"
> >
> > Attached is the screen shot of the process.
> >
> > Thank you very much,
> >
> > Best regards,
> >
> > Ibraheem
> >
> > On Sat, Oct 30, 2010 at 9:02 PM, Howard Butler <hobu.inc at gmail.com>
> wrote:
> >
> > On Oct 30, 2010, at 6:31 PM, Ibraheem Ali wrote:
> >
> > > Hi Frank,
> > >
> > > Thank you very much for the e-mail and the detailed info.
> > >
> > > My data cover Texas coastal region (UTM zone 15), the lasinfo results
> attached with this e-mail.
> > >
> > > I've tried to run the code line you sent me, but the I always get "
> Program stopped working" message.
> > >
> > > I tried to assign the coordinate system with -a_srs but again same
> message.
> > >
> > > Also, I tried the following, trying to figure out what is the problem:
> > >
> > > 1)
> > > Caption from CMD:
> > >
> > > C:\galveston_datum_conversion> las2las -i gal_000052.las --a_srs
> > >
> > > error message:
> > > error: required parameter is missing in 'a_srs'
> > >
> > > 2)
> > > Caption from CMD:
> > > C:\galveston_datum_conversion> las2las gal_000052.las --a_srs 32615
> > >
> >
> > I think this should be
> >
> > las2las gal_000052.las --a_srs EPSG:32615 --t_srs EPSG:32615+5703
> >
> >
> >
> >
> > <Error_msg.doc>
>
>
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