You should be able to do that using the -a_srs option -Gaige
On Feb 22, 2010, at 1:48 PM, Kim Besson wrote: > Thanks Mr Paulsen and Jukka > > Ok I tried the command and it seemed to work :) Thanks > > By the way, if my image has no Coordinates system and my GCPs corresponds to > a certain projection/coordinate system, How I define now the coordinate > system in which that data is? > > Thank you > > > 2010/2/22 Gaige B. Paulsen <[email protected]> > Pixel and line in the description below are actually two different numbers, > one representing the pixel (x coordinate) and the line (y coordinate) of the > point in the image. > > Hope this helps, > -Gaige > > > On Feb 22, 2010, at 12:31 PM, Kim Besson wrote: > >> >Hi, >> >Gdal_translation has on option >> > [-gcp pixel line easting northing [elevation]]* >> >> >I know it works with tiffs but I have not tried it with HDF4. Some working >> >examples and considerations about this is hidden inside a document >> >http://www.scangis.org/scangis2007/papers/r3_rahkonen.pdf >> >> Thanks Jukka. Although why does it only requires pixel line? The dataset >> that I'm using, Easthing and Northing varies along pixel line. Shouldn't it >> be Pixel column and row (or pixel (x,y)? >> >> Thanks >> Kim >> >> >> _______________________________________________ >> gdal-dev mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/gdal-dev > >
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