|
|
| The following
tags are used to define a ChartTiff Header. |
The following Tiff tags are included.
They are extensions of the Tiff 6.0 specification: |
| Tag |
Name |
Description |
| 33550 |
ModelPixelScaleTag |
X, Y and Z pixel scale in map linear units per pixel. |
| 33922 |
ModelTiepointTag |
IJK,XYZ pixel/Coord sets
First 4, SW, NW, NE, SE
Define the NEATLINE |
| 34735 |
GeoKeyDirectoryTag |
Geo Key Directory header information |
| 34737 |
GeoAsciiParamsTag |
ASCII Valued keys |
| The following GeoTiff keys are
included in the GeoKeyDirectory: |
| Tag |
Name |
Description |
| 1024 |
GTModelTypeGeoKey |
Coordinate System |
| 1025 |
GTRasterTypeGeoKey |
1 = Raster Pixel Area |
| 3072 |
ProjectedCSTypeGeoKey |
Projected Coordinate System |
| 3073 |
PCSCitationGeoKey |
ASCII reference to published documentation |
| 4098 |
VerticalDatumGeoKey |
Vertical Datum NAVD27 or NAVD88 |
| 4099 |
VerticalUnitsGeoKey |
Vertical Datum Units—Feet or Meters |
| The following ChartTiff keys have been added to the GeoKeyDirectory: |
| Tag |
Name |
Description |
| 47002 |
ChartSource |
Source of the map ie. USGS |
| 47004 |
ChartSourceDate |
Source date of map data |
| 47005 |
ChartCorrDate |
Last Revision Date of map |
| 47010 |
ChartMagVar |
Magnetic Declination |
| 47011 |
ChartMagVarYear |
Year of Magnetic Declination |
| 47013 |
ChartWGSNSShift |
WGS NS Shift (North / South offset
to North American Datum of 1983 |
| 47014 |
ChartWGSEWShift |
WGS EW Shift (East / West offset
to North American Datum of 1983 |
| 47017 |
ChartContourInterval |
Contour interval Multiplied by 10,
see VerticalUnitsGeoKey for units |
|
For additional
information -- Please Phone:
1 (303) 774-8769
or Complete
Form:
Contact ChartTiff
© Copyright
2009
-- Image Peak Systems Corporation -- All Rights Reserved. |
