why you don't try rgb2pct <a href="http://www.gdal.org/rgb2pct.html">http://www.gdal.org/rgb2pct.html</a>?<br><br>--Nikos Hatzopoulos<br><br><div class="gmail_quote">On Wed, Jun 8, 2011 at 2:20 PM, Jonathan Greenberg <span dir="ltr"><<a href="mailto:greenberg@ucdavis.edu">greenberg@ucdavis.edu</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">Folks:<div><br></div><div>I am using a piece of software which is relying on an older version of GDAL that doesn't have the "fix" to deal with > 8 bit geotiffs (it is trying to make a jpeg overlay but can't from a 16 bit image. I think this is the issue: <a href="http://trac.osgeo.org/gdal/wiki/TIFF12BitJPEG" target="_blank">http://trac.osgeo.org/gdal/wiki/TIFF12BitJPEG</a>), but when I do a straight convert (-ot Byte) the output image looks really washed out. Any hints for getting the best quality output from a 16 bit to to an 8 bit conversion of a Geotiff? </div>
<div><br></div><div>--j<br clear="all"><br>-- <br>Jonathan A. Greenberg, PhD<br>Assistant Project Scientist<br>Center for Spatial Technologies and Remote Sensing (CSTARS)<br>Department of Land, Air and Water Resources<br>
University of California, Davis<br>One Shields Avenue<br>Davis, CA 95616<br>Phone: <a href="tel:415-763-5476" value="+14157635476" target="_blank">415-763-5476</a><br>AIM: jgrn307, MSN: <a href="mailto:jgrn307@hotmail.com" target="_blank">jgrn307@hotmail.com</a>, Gchat: jgrn307<br>
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