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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>They are .tif files. I am using files from
Blue Marble. They are land_shallow_topo_east.tif and land_shallow_topo_west.tif.
Here is the output I am receiving from these files in their 21600x21600 format.</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>&nbsp;</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Driver: GTiff/GeoTIFF</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Size is 21600, 21600</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Coordinate System is `'</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Metadata:</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>&nbsp; TIFFTAG_XRESOLUTION=72</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>&nbsp; TIFFTAG_YRESOLUTION=72</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>&nbsp; TIFFTAG_RESOLUTIONUNIT=2
(pixels/inch)</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Corner Coordinates:</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Upper Left&nbsp; (&nbsp;&nbsp;&nbsp; 0.0,&nbsp;&nbsp;&nbsp;
0.0)</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Lower Left&nbsp; (&nbsp;&nbsp;&nbsp;
0.0,21600.0)</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Upper Right (21600.0,&nbsp;&nbsp;&nbsp;
0.0)</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Lower Right (21600.0,21600.0)</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Center&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
(10800.0,10800.0)</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Band 1 Block=21600x1 Type=Byte, ColorInterp=Red</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Band 2 Block=21600x1 Type=Byte, ColorInterp=Green</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Band 3 Block=21600x1 Type=Byte, ColorInterp=Blue</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>&nbsp;</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>This doesn&#8217;t appear to me what I am
looking for. Any help again is greatly appreciated. Thanks!</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>&nbsp;</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Todd Dobmeyer</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>&nbsp;</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>&nbsp;</span></font></p>

<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>-----Original Message-----<br>
<b><span style='font-weight:bold'>From:</span></b> Ethan Alpert
[mailto:ealpert@digitalglobe.com] <br>
<b><span style='font-weight:bold'>Sent:</span></b> </span></font><font size=2 face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>Wednesday,
 October 13, 2004</span></font><font size=2 face=Tahoma><span style='font-size:
10.0pt;font-family:Tahoma'> </span></font><font size=2 face=Tahoma><span
 style='font-size:10.0pt;font-family:Tahoma'>12:22 PM</span></font><font
size=2 face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'><br>
<b><span style='font-weight:bold'>To:</span></b> Dobmeyer, Todd;
gdal-dev@xserve.flids.com<br>
<b><span style='font-weight:bold'>Subject:</span></b> RE: [Gdal-dev] gdalinfo</span></font></p>

<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'>&nbsp;</span></font></p>

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<p class=MsoNormal style='margin-left:.5in'><font size=2 color=blue face=Arial><span
style='font-size:10.0pt;font-family:Arial;color:blue'>What image format do you
have? If you have GeoTiff GDAL info gives you the projection and coordinate
information. </span></font></p>

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<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'>&nbsp;</span></font></p>

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<p class=MsoNormal style='margin-left:.5in'><font size=2 color=blue face=Arial><span
style='font-size:10.0pt;font-family:Arial;color:blue'>-e</span></font></p>

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<blockquote style='margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt'>

<p class=MsoNormal style='margin-right:0in;margin-bottom:12.0pt;margin-left:
.5in'><font size=2 face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>-----Original
Message-----<br>
<b><span style='font-weight:bold'>From:</span></b> gdal-dev-bounces@xserve.flids.com
[mailto:gdal-dev-bounces@xserve.flids.com] <b><span style='font-weight:bold'>On
Behalf Of </span></b>Dobmeyer, Todd<br>
<b><span style='font-weight:bold'>Sent:</span></b> </span></font><font size=2 face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>Wednesday,
 October 13, 2004</span></font><font size=2 face=Tahoma><span style='font-size:
10.0pt;font-family:Tahoma'> </span></font><font size=2 face=Tahoma><span
 style='font-size:10.0pt;font-family:Tahoma'>10:20 AM</span></font><font
size=2 face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'><br>
<b><span style='font-weight:bold'>To:</span></b> gdal-dev@xserve.flids.com<br>
<b><span style='font-weight:bold'>Subject:</span></b> [Gdal-dev] gdalinfo</span></font></p>

<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Is there any way to retrieve
geo-reference information from gdalinfo? All I have been able to figure out is
getting the information that can be easily obtained such as the corner
locations of a 21600 x 21600 picture. I want information such as what are the
coordinates at the corners and how many pixels per degree or something along
that line so I can figure out how many pixels there are per degree. Thanks for
your help.</span></font></p>

<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'>&nbsp;</span></font></p>

<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Todd Dobmeyer</span></font></p>

</blockquote>

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