<div dir="ltr">Hi,<div> I am trying to use gdal2tiles with a set of geotiff and I get the following error</div><div><br></div><div><div>ERROR 6: EPSG PCS/GCS code 900913 not found in EPSG support files. Is this a valid</div>
<div>EPSG coordinate system?</div><div>ERROR 6: No translation for an empty SRS to PROJ.4 format is known.</div><div><br></div></div><div><br></div><div>I have already transformed to projection EPSG:3857, here is the gdalinfo output for one of the files</div>
<div><br></div><div><div>Driver: GTiff/GeoTIFF</div><div>Files: rec_230076_1994-12-31_f4_p.tif</div><div> rec_230076_1994-12-31_f4_p.tfw</div><div>Size is 728, 741</div><div>Coordinate System is:</div><div>PROJCS["WGS 84 / Pseudo-Mercator",</div>
<div> GEOGCS["WGS 84",</div><div> DATUM["WGS_1984",</div><div> SPHEROID["WGS 84",6378137,298.257223563,</div><div> AUTHORITY["EPSG","7030"]],</div>
<div> AUTHORITY["EPSG","6326"]],</div><div> PRIMEM["Greenwich",0],</div><div> UNIT["degree",0.0174532925199433],</div><div> AUTHORITY["EPSG","4326"]],</div>
<div> PROJECTION["Mercator_1SP"],</div><div> PARAMETER["central_meridian",0],</div><div> PARAMETER["scale_factor",1],</div><div> PARAMETER["false_easting",0],</div><div>
PARAMETER["false_northing",0],</div><div> UNIT["metre",1,</div><div> AUTHORITY["EPSG","9001"]],</div><div> EXTENSION["PROJ4","+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs"],</div>
<div> AUTHORITY["EPSG","3857"]]</div><div>Origin = (-7130153.280253740958869,-2651286.133427014108747)</div><div>Pixel Size = (32.745668091799999,-32.745668092300001)</div><div>Metadata:</div><div> AREA_OR_POINT=Area</div>
<div> TIFFTAG_IMAGEDESCRIPTION=ImageJ=1.48v</div><div><br></div><div>Image Structure Metadata:</div><div> INTERLEAVE=PIXEL</div><div>Corner Coordinates:</div><div>Upper Left (-7130153.280,-2651286.133) ( 64d 3' 4.52"W, 23d 9'33.23"S)</div>
<div>Lower Left (-7130153.280,-2675550.673) ( 64d 3' 4.52"W, 23d21'34.15"S)</div><div>Upper Right (-7106314.434,-2651286.133) ( 63d50'13.59"W, 23d 9'33.23"S)</div><div>Lower Right (-7106314.434,-2675550.673) ( 63d50'13.59"W, 23d21'34.15"S)</div>
<div>Center (-7118233.857,-2663418.403) ( 63d56'39.06"W, 23d15'33.82"S)</div><div>Band 1 Block=728x3 Type=Byte, ColorInterp=Red</div><div>Band 2 Block=728x3 Type=Byte, ColorInterp=Green</div><div>Band 3 Block=728x3 Type=Byte, ColorInterp=Blue</div>
</div><div><br></div><div><br></div><div>the command generates the tiles, but as the images appear a bit shifted I wonder if it somewhat misinterpreted the projection.</div><div><br></div><div>I am using gdal 1.10.1 on ubuntu.</div>
<div><br></div><div>Thanks!</div><div>Marcela</div><div><br></div><div><br></div><div><br></div><div><br></div></div>