You might want to try gdaldem with the color-relief mode to associate RGB values to pixel values. See http://gdal.org/gdaldem.html.
But this will not set metadata. Otherwise you might want to try MapServer if you want a nice looking map with a legend. Le Wednesday 08 July 2009 19:33:34 Belaid MOA, vous avez écrit : > Hi everyone, > Is there any easy way to do the following using C++ in GDAL: I have a > floating-point image and I'd like to associate arbitrary colors with ranges > of the pixel levels. For example: for the pixel values in [0,0.1) associate > red, for [0.1, 0.2) associated orange, for [0.2, 0.3) associate light blue, > for [0.3,0.4) associate dark blue, for [0.4, 0.5) associate green, etc. I > would like also to have this information available in the metadata or as > legend so that users know what the colors stand for when they view the > image. > > Thanks a lot in advance for any input. > > With best regards. > Belaid Moa. > > > > _________________________________________________________________ > Create a cool, new character for your Windows Live™ Messenger. > http://go.microsoft.com/?linkid=9656621 _______________________________________________ gdal-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/gdal-dev
