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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'>That is the problem. I do not know if the tif
files start at the very top of the globe, or if they are at say 80 or 85
degrees North. If I could figure this out, how would I use gdal_translate and gdal_warp
to make a .tfw file? 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'> </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</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </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> Thursday, October 14, 2004
11:12 AM<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'> </span></font></p>
<div>
<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'>Do you know the
projection and coordinates? If so you can use gdal_translate and gdal_warp to
generate one but you have to know the corner points of your image.</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<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>
</div>
<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> Dobmeyer, Todd
[mailto:tdobmeye@ball.com] <br>
<b><span style='font-weight:bold'>Sent:</span></b> Thursday, October 14, 2004
6:58 AM<br>
<b><span style='font-weight:bold'>To:</span></b> Ethan Alpert;
gdal-dev@xserve.flids.com<br>
<b><span style='font-weight:bold'>Subject:</span></b> RE: [Gdal-dev] gdalinfo</span></font></p>
<pre style='margin-left:.5in'><font size=2 face="Courier New"><span
style='font-size:10.0pt'>Did you create your own tfw file or find one? I do not seem to have any</span></font></pre><pre
style='margin-left:.5in'><font size=2 face="Courier New"><span
style='font-size:10.0pt'>tfw files with my tif files. This is why I cannot find the information I</span></font></pre><pre
style='margin-left:.5in'><font size=2 face="Courier New"><span
style='font-size:10.0pt'>want? Thanks again!</span></font></pre><pre
style='margin-left:.5in'><font size=2 face="Courier New"><span
style='font-size:10.0pt'> </span></font></pre><pre style='margin-left:
.5in'><font size=2 face="Courier New"><span style='font-size:10.0pt'>Todd</span></font></pre>
<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
<p class=MsoNormal style='margin-left:1.0in'><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> Wednesday, October 13, 2004
12:42 PM<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:1.0in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
<div>
<p class=MsoNormal style='margin-left:1.0in'><font size=2 color=blue
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:blue'>Does the
image come with a tfw? Your output suggests there's no projection associated
with your tif.</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:1.0in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:1.0in'><font size=2 color=blue
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:blue'>Here's
what my gdalinfo looks like on GeoTiff's I create:</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:1.0in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:1.0in'><font size=2 color=blue
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:blue'>Driver:
GTiff/GeoTIFF<br>
Size is 1039, 3628<br>
Coordinate System is:<br>
GEOGCS["WGS 84",<br>
DATUM["WGS_1984",<br>
SPHEROID["WGS
84",6378137,298.2572235629972,<br>
AUTHORITY["EPSG","7030"]],<br>
AUTHORITY["EPSG","6326"]],<br>
PRIMEM["Greenwich",0],<br>
UNIT["degree (supplier to define
representation)",0.01745329251994328],<br>
AUTHORITY["EPSG","4326"]]<br>
Origin = (-105.220222,40.261786)<br>
Pixel Size = (0.00020000,-0.00020000)<br>
Corner Coordinates:<br>
Upper Left (-105.2202222, 40.2617861) (105d13'12.80"W,
40d15'42.43"N)<br>
Lower Left (-105.2202222, 39.5361861) (105d13'12.80"W,
39d32'10.27"N)<br>
Upper Right (-105.0124222, 40.2617861) (105d 0'44.72"W,
40d15'42.43"N)<br>
Lower Right (-105.0124222, 39.5361861) (105d 0'44.72"W,
39d32'10.27"N)<br>
Center (-105.1163222, 39.8989861) (105d
6'58.76"W, 39d53'56.35"N)<br>
Band 1 Block=1039x7 Type=Byte, ColorInterp=Red<br>
Band 2 Block=1039x7 Type=Byte, ColorInterp=Green<br>
Band 3 Block=1039x7 Type=Byte, ColorInterp=Blue</span></font></p>
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</blockquote>
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