[Liblas-devel] Vertical Datum Transformation

[Ibraheem Ali]

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C:\galveston_datum_conversion>LASINFO gal_000050.las

---------------------------------------------------------
  Header Summary
---------------------------------------------------------

  Version:                     1.2
  Source ID:                   0
  Reserved:                    0
  Project ID/GUID:             '00000000-0000-0000-0000-000000000000'
  System ID:                   ''
  Generating Software:         'TerraScan'
  File Creation Day/Year:      0/0
  Header Byte Size             227
  Data Offset:                 229
  Number Var. Length Records:  None
  Point Data Format:           1
  Number of Point Records:     802804
  Number of Points by Return:  795410 7317 77 0 0
  Scale Factor X Y Z:          0.01 0.01 0.01
  Offset X Y Z:                -0.00 -0.00 -0.00
  Min X Y Z:                   293000.00 3217225.40 -27.13
  Max X Y Z:                   293818.93 3217999.99 -3.60
  Spatial Reference:

Geotiff_Information:
   Version: 1
   Key_Revision: 1.0
   Tagged_Information:
      End_Of_Tags.
   Keyed_Information:
      End_Of_Keys.
   End_Of_Geotiff.


---------------------------------------------------------
  Schema Summary
---------------------------------------------------------
  Point Format ID:             1
  Number of dimensions:        13
  Custom schema?:              false
  Size in bytes:               28

  Dimensions
---------------------------------------------------------
  'X' --  size: 32 offset: 0
  'Y' --  size: 32 offset: 4
  'Z' --  size: 32 offset: 8
  'Intensity' --  size: 16 offset: 12
  'Return Number' --  size: 3 offset: 14
  'Number of Returns' --  size: 3 offset: 14
  'Scan Direction' --  size: 1 offset: 14
  'Flightline Edge' --  size: 1 offset: 14
  'Classification' --  size: 8 offset: 15
  'Scan Angle Rank' --  size: 8 offset: 16
  'User Data' --  size: 8 offset: 17
  'Point Source ID' --  size: 16 offset: 18
  'Time' --  size: 64 offset: 20

---------------------------------------------------------
  Point Inspection Summary
---------------------------------------------------------
  Header Point Count: 802804
  Actual Point Count: 802804

  Minimum and Maximum Attributes (min,max)
---------------------------------------------------------
  Min X, Y, Z:          293000.00, 3217225.40, -27.13,
  Max X, Y, Z:          293818.93, 3217999.99, -3.60,
  Bounding Box:         293000.00, 3217225.40, 293818.93, 3217999.99
  Time:                 512076.970930, 516062.002566
  Return Number:        1, 3
  Return Count:         1, 3
  Flightline Edge:      0, 1
  Intensity:            3, 693
  Scan Direction Flag:  0, 1
  Scan Angle Rank:      -24, 23
  Classification:       1, 9
  Point Source Id:      3, 7
  User Data:            32, 32
  Minimum Color:        0 0 0
  Maximum Color:        0 0 0

  Number of Points by Return
---------------------------------------------------------
        (1) 795410      (2) 7317        (3) 77

  Number of Returns by Pulse
---------------------------------------------------------
        (1) 788090      (2) 14483       (3) 231

  Point Classifications
---------------------------------------------------------
        493613 Unclassified (1)
        248639 Ground (2)
        11971 High Vegetation (5)
        48012 Building (6)
        24 Low Point (noise) (7)
        545 Water (9)
  -------------------------------------------------------
        0 withheld
        0 keypoint
        0 synthetic
  -------------------------------------------------------