Fwd: [Liblas-devel] txt2las - psid only 1 byte?

Volker Wichmann wichmann at laserdata.at
Fri Jun 5 12:20:14 EDT 2009


Howard,

thanks for taking a look and applying a fix. I will report back next 
week as soon as I have build a version from trunk.

Volker


Howard Butler wrote:

> oops, forgot to CC the list.
>
> Begin forwarded message:
>
>> From: Howard Butler <hobu.inc at gmail.com>
>> Date: June 5, 2009 10:27:20 AM CDT
>> To: Volker Wichmann <wichmann at laserdata.at>
>> Subject: Re: [Liblas-devel] txt2las - psid only 1 byte?
>>
>>
>> On Jun 5, 2009, at 4:48 AM, Volker Wichmann wrote:
>>
>>> Hi,
>>>
>>> I have troubles converting an ASCII file with point source ids >  
>>> 254 to LAS 1.1 using the txt2las tool (version 1.2.0b3). It seems  
>>> to me, that the point source id is not written as unsigned short (2  
>>> bytes) but as unsigned char (1 byte) resulting psid=0. Is anybody  
>>> experiencing the same problem?
>>>
>>
>> I have filed a ticket on this item.  Please continue to track its  
>> development and improvement there (register for the site if you  
>> haven't already).  I have applied what I think is the fix to trunk  
>> if you have opportunity to build that.
>>
>> http://liblas.org/ticket/139
>>
>>
>>> PS: I obtain correct results using the old lastools txt2las from  
>>> Martin Isenburg
>>
>>
>> I so very wish I could make a convincing case to Martin to have him  
>> base his LAStools on libLAS.  I have tried very, very hard to do so,  
>> but I can't seem to make a compelling case.  It is unfortunate that  
>> we maintain essentially a fork of his utilities that have different  
>> capabilities than his.
>>
>>
>
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