[Liblas-devel] las2las2 vertical crs VerticalCitationGeoKey

Frank Warmerdam warmerdam at pobox.com
Tue Oct 5 10:57:34 EDT 2010


Allan Adair wrote:
>       VerticalCitationGeoKey (Ascii,47): "North American Vertical Datum 
> of 1988
> (NAVD88╠"
>       VerticalDatumGeoKey (Short,1): Unknown-5103
>       VerticalUnitsGeoKey (Short,1): Linear_Meter
>       End_Of_Keys.
>    End_Of_Geotiff.
> 
> *Ignoring the error messages at the beginning of the output, I see that 
> there is a symbol at the end of the "VerticalCitationGeoKey". I get the 
> same issue if I alter the text, the last character is not visible and is 
> replaced with the same unwanted piece of data. Outside of aesthetics, 
> will this affect how the vertical reference information is interpreted 
> by software that supports these tags?

Allan,

I don't think the peculiar character in the citation will affect consuming
software - the citation is just free text.  However, there is clearly a
bug here, and also the error messages earlier are also inappropriate.

I'd appreciate it if you could file a ticket in the liblas Trac and point me
to it so I can fix these problem(s).

Best regards,
-- 
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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 Programmer for Rent



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