[Liblas-devel] liblas throwing an error upon wrong day of the year on "corrupt" LAS file

[francesco]

Then I have to download the main release :-) my code has (I go from memory)
if(v > 366 )
.....
Francesco

> But it should be fixed in the main release. I see a Y10K bug looming ... (-;
>
> 337	void Header::SetCreationYear(uint16_t v)
> 338	{
> 339	    // mloskot: I've taken these values arbitrarily
> 340	    if (v>  9999)
> 341	        throw std::out_of_range("year out of range");
> 342	
> 343	    m_createYear = v;
> 344	}
>
> in many data sets from http://liblas.org/samples  the creation day /
> year is not set anyways
>
> lasinfo -i autzen-colorized-1.2-3.laz -no_check -stdout | grep creation
>    file creation day/year:    0/0
> lasinfo -i TO_core_last.laz -no_check -stdout | grep creation
>    file creation day/year:    0/0
> lasinfo -i SerpentMoundModelLASData.laz -no_check -stdout | grep creation
>    file creation day/year:    0/0
> lasinfo -i TO_core_last.laz -no_check -stdout | grep creation
>    file creation day/year:    0/0
> lasinfo -i TO_core_last.laz -no_check -stdout | grep creation
>    file creation day/year:    0/0
> lasinfo -i IowaDNR-CloudPeakSoft-1.0-UTM15N.laz -no_check -stdout |
> grep creation
>    file creation day/year:    0/0
>
> On Mon, Apr 4, 2011 at 5:05 AM, francesco<francesco.pirotti at unipd.it>  wrote:
>> Thanks for all answers.
>> @David - my version is 1.5.5 should be quite recent.
>> Anyhow the problem was easily solved by changing the code in header.cpp
>> Ciao
>> Francesco
>>
>> Il 03/04/2011 16:48, Finnegan, David ERDC-CRREL-NH ha scritto:
>>
>> Francesco,
>>
>> What version of Riscan Pro are you using? The latest should be OK
>> David C Finnegan
>> Research Physical Scientist
>> CRREL
>> ---------
>> Message sent via my BlackBerry Wireless Device
>>
>> ________________________________
>> From: liblas-devel-bounces at lists.osgeo.org
>> <liblas-devel-bounces at lists.osgeo.org>
>> To: liblas-devel at lists.osgeo.org<liblas-devel at lists.osgeo.org>
>> Sent: Sun Apr 03 09:46:26 2011
>> Subject: [Liblas-devel] liblas throwing an error upon wrong day of the year
>> on "corrupt" LAS file
>>
>> Hello, just thought I'd drop by a note regarding reading a not-well-formed
>> LAS file.
>> I am reading a file exported from RiScanPRO into LAS format, with a bad day
>> of the year tag on the header.
>> When reading with ReaderFactory ->  CreateWithStream, Liblas throws an error
>> and exits upon reading the bad date.
>> So I hacked the liblas to send a message but not throw an error, so my code
>> keeps going. Am I an ignoramous coder and there are ways of ignoring a
>> thrown error somewhat, or isn't it better to keep from throwing an error
>> upon such non-fatal problem as a wrong date format?
>> (I hope I expressed myself correctly).
>> Cheers and thanks for your time,
>> Francesco
>> --
>> **************************************************
>> Francesco Pirotti
>> Dep. TESAF
>> CIRGEO – Interdepartmental Research Center on Cartography Photogrammetry
>> Remote Sensing and G.I.S.
>> University of Padova
>> Web: http://www.cirgeo.unipd.it/cirgeo/francescopirotti.htm
>> Email: francesco.pirotti at unipd.it
>> Phone: +39 049 827 2710
>> Phone: +39 349 55 39 261
>> **************************************************
>>
>> --
>> **************************************************
>> Francesco Pirotti
>> Dep. TESAF
>> CIRGEO – Interdepartmental Research Center on Cartography Photogrammetry
>> Remote Sensing and G.I.S.
>> University of Padova
>> Web: http://www.cirgeo.unipd.it/cirgeo/francescopirotti.htm
>> Email: francesco.pirotti at unipd.it
>> Phone: +39 049 827 2710
>> Phone: +39 349 55 39 261
>> **************************************************
>> _______________________________________________
>> Liblas-devel mailing list
>> Liblas-devel at lists.osgeo.org
>> http://lists.osgeo.org/mailman/listinfo/liblas-devel
>>
>>
>


-- 
**************************************************
*Francesco Pirotti*
Dep. TESAF
CIRGEO – Interdepartmental Research Center on Cartography Photogrammetry
Remote Sensing and G.I.S.
University of Padova
Web: http://www.cirgeo.unipd.it/cirgeo/francescopirotti.htm
Email: francesco.pirotti at unipd.it <mailto:francesco.pirotti at unipd.it>
Phone: +39 049 827 2710
Phone: +39 349 55 39 261
**************************************************
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