[Liblas-devel] invalid point(s)

M S mseibel at gmail.com
Wed Sep 30 10:02:50 EDT 2009


Confirmed fix.  Excellent!

Thanks,
Mark

On Wed, Sep 30, 2009 at 9:30 AM, M S <mseibel at gmail.com> wrote:
> I will give the latest source a whirl.  Thanks for the quick feedback.
>
> Mark
>
> On Wed, Sep 30, 2009 at 8:57 AM, Howard Butler <hobu.inc at gmail.com> wrote:
>> Here's what lasinfo's output looks like when I use the latest default branch
>> from Mercurial.  It looks ok to me.  I think the Merrick files were one the
>> variants that writes a lot of stuff in the buffer between the end of the
>> header and before the beginning of the points.
>>
>> http://liblas.org/ticket/142
>>
>> Any chance you can build from source?
>>
>>> ---------------------------------------------------------
>>>  Header Summary
>>> ---------------------------------------------------------
>>>  File Name: M_S_FL_Water_District.las
>>>  Version:                    1.0
>>>  Source ID:                  0
>>>  Reserved:                   0
>>>  Project ID/GUID:           '00000008-001e-07d1-0000-000000000000'
>>>  System Identifier:         ''
>>>  Generating Software:       'Merrick LiDAR Processing System'
>>>  File Creation Day/Year:    264/2006
>>>  Header Size                227
>>>  Offset to Point Data       451
>>>  Number Var. Length Records 1
>>>  Point Data Format          1
>>>  Point Data Record Length   28
>>>  Number of Point Records    4045371
>>>  Number of Points by Return 3641232 389423 14560 156 0
>>>  Scale Factor X Y Z         0.01 0.01 0.01
>>>  Offset X Y Z               0.000000 0.000000 0.000000
>>>  Min X Y Z                  620000.010000 1055000.000000 31.420000
>>>  Max X Y Z                  625000.000000 1060000.000000 560.500000
>>>  Spatial Reference
>>> Geotiff_Information:
>>>   Version: 1
>>>   Key_Revision: 1.0
>>>   Tagged_Information:
>>>      End_Of_Tags.
>>>   Keyed_Information:
>>>      End_Of_Keys.
>>>   End_Of_Geotiff.
>>>
>>> ---------------------------------------------------------
>>>  VLR Summary
>>> ---------------------------------------------------------
>>>   User: 'LASF_Projection' - Description: 'Projection Info'
>>>   ID: 34736 Length: 40
>>>
>>>
>>> ---------------------------------------------------------
>>>  Point Inspection Summary
>>> ---------------------------------------------------------
>>>  Header Point Count: 4045371
>>>  Actual Point Count: 4045371
>>>
>>>  Minimum and Maximum Attributes (min,max)
>>> ---------------------------------------------------------
>>>  Min X,Y,Z:            620000.010000,1055000.000000,31.420000
>>>  Max X,Y,Z:            625000.000000,1060000.000000,560.500000
>>>  Bounding Box:         620000.01,1055000.00,625000.00,1060000.00
>>>  Time:                 566520.403957,570126.967477
>>>  Return Number:        1,4
>>>  Return Count:         1,4
>>>  Flightline Edge:      0,0
>>>  Intensity:            0,244
>>>  Scan Direction Flag:  0,1
>>>  Scan Angle Rank:      -15,16
>>>  Classification:       1,10
>>>  Point Source Id:      235,237
>>>  Minimum Color:         0 0 0
>>>  Maximum Color:         0 0 0
>>>
>>>  Number of Points by Return
>>> ---------------------------------------------------------
>>>        (0) 3641232     (1) 389423      (2) 14560       (3) 156 (4) 0
>>>  Total Points: 4045371
>>>
>>>  Number of Returns by Pulse
>>> ---------------------------------------------------------
>>>        (1) 3247914     (2) 750421      (3) 46171       (4) 865 (5) 0   (6)
>>> 0   (7) 0
>>>  Total Pulses: 4045371
>>>
>>>  Point Classifications
>>> ---------------------------------------------------------
>>>         3897935 Unclassified (1)
>>>          138167 Ground (2)
>>>             133 Water (9)
>>>            9136 Reserved for ASPRS Definition (10)
>>>
>>
>>
>


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