= GeoTIFF = 

GeoTIFF represents an effort by over 160 different remote sensing,
GIS, cartographic, and surveying related companies and organizations
to establish a [http://www.awaresystems.be/imaging/tiff/faq.html TIFF]
based interchange format for georeferenced raster imagery.


== Information and Support ==

 * [http://www.remotesensing.org/geotiff/spec/geotiffhome.html GeoTIFF Revision 1.0 Specification]: This is the '''official release version''' of the GeoTIFF spec.
 * http://geotiff.osgeo.org/ : Primary GeoTIFF web site (this page).
 * [http://sourceforge.net/projects/geotiff-jai GeoTIFF-JAI] and [http://sourceforge.net/projects/xtiff-jai/ Extensible-TIFF-JAI]: Niles Ritters projects for a Java GeoTIFF API.
 * ftp://ftp.remotesensing.org/pub/geotiff/ : Current archive of GeoTIFF spec, EPSG/POSC tables, and libgeotiff source code.  Mirrored at http://www.remotesensing.org/geotiff/dl
 * ftp://ftp.remotesensing.org/pub/geotiff/samples : Sample GeoTIFF files.
 * [http://www.remotesensing.org/geotiff/faq.html GeoTIFF FAQ] written by Mike Ruth.
 * Unofficial [http://www.remotesensing.org/geotiff/proj_list/ Catalog of Projections] and their parameters.
 * [wiki:VerticalCS] - guidance on vertical coordinate systems.
 * [wiki:TOWGS84GeoKey] - TOWGS84 datum shift geokey proposal
			
== libgeotiff ==

Libgeotiff is an open source library normally hosted on top of [http://www.remotesensing.org/libtiff/ libtiff] for reading, and writing GeoTIFF information tags.  The libgeotiff library is a sub-project of the [http://metacrs.osgeo.org MetaCRS] project.  Please contact warmerdam@pobox.com for more information, or to get involved.

 * [http://www.remotesensing.org/geotiff/api/globals.html Libgeotiff API]: Partial documentation.
 * [http://trac.osgeo.org/geotiff/browser/trunk/libgeotiff libgeotiff SVN repository] is https://svn.osgeo.org/metacrs/geotiff/trunk/libgeotiff
 * The most recent libgeotiff release is version 1.4.0 and is available from http://download.osgeo.org/geotiff/libgeotiff/libgeotiff-1.4.0.tar.gz or the corresponding [http://download.osgeo.org/geotiff/libgeotiff/libgeotiff-1.4.0.zip zip].
 * The released libgeotiff source code and various other items are available in the [http://download.osgeo.org/geotiff/libgeotiff download.osgeo.org] download directories.
 * A contributed win32 gui for listgeo is available at ftp://ftp.remotesensing.org/geotiff/libgeotiff/listgeo_GUI.zip .
 * [http://www.remotesensing.org/geotiff/listgeo.html listgeo] - utility program (distributed with libgeotiff) for dumping the metadata of a GeoTIFF file.
 * [http://www.remotesensing.org/geotiff/geotifcp.html geotifcp] - utility program (distributed with libgeotiff) for applying metadata to a TIFF file, making it a GeoTIFF file.
 * [http://svn.osgeo.org/metacrs/geotiff/trunk/libgeotiff/csv/README EPSG CSV Refresh Notes]

== GeoTIFF Mailing List ==

A mailing list is currently active to discuss the on-going development of this standard, and the libgeotiff support library.  Subscribe and unsubscribe [http://lists.maptools.org/mailman/listinfo/geotiff on the web].  Mail can be sent to geotiff@lists.maptools.org.  Online 
[http://lists.maptools.org/pipermail/geotiff/ threaded archives] are available for viewing on the web.

The GeoTIFF mailing list is also available by NNTP at news://news.gmane.org/gmane.comp.gis.geotiff.

Comments? e-mail warmerdam@pobox.com (Frank Warmerdam)

== Bug Tracking ==

Tickets can be filed for libgeotiff, the geotiff web pages or problems with the specification.

 * [/geotiff/newticket Submit a new bug report] (you need to [http://trac.osgeo.org/gdal/login login] with an [http://www.osgeo.org/osgeo_userid OSGeo Userid])
 * [query:status!=closed&order=id&desc=1 List Open Tickets]









































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