I try to generate Google compatible tiles from one big rasterimage (EPSG:4326).
This does however not work: Input (out-4326.img): ================================================================================ Driver: HFA / Erdas Imagine Images (.img) Size: 87231 x 57321 x 3 Projection: GEOGCS["WGS_1984",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.2572235630016],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433],AUTHORITY["EPSG","4326"]] NSEW: (50.068567784495805, 48.740330987425509, 13.196098581605034, 11.174790090035813) Projection detected as EPSG:4326 Generating of KML is possible Output (../lvg-by-slippymap/): ================================================================================ Format of tiles: PNG / Portable Network Graphics Size of a tile: 256 x 256 pixels Count of tiles: 101974 Zoom levels of the pyramid: 9 Pixel resolution by zoomlevels: [0.011864015633013961, 0.0059320078165069805, 0.0029660039082534903, 0.0014830019541267451, 0.00074150097706337256, 0.00037075048853168628, 0.00018537524426584314, 9.268762213292157e-05, 4.6343811066460785e-05, 2.3171905533230393e-05] -------------------------------------------------------------------------------- Zoom 9 - pixel 0.00002317190553323039 131072 -------------------------------------------------------------------------------- 1/101974 ../lvg-by-slippymap/9/0/0.png [0, 0] [0, 57065] [256, 256] [256, 256] Traceback (most recent call last): File "/usr/bin/gdal2tiles.py", line 875, in ? writetile( filename, data, dxsize, dysize, bands) File "/usr/bin/gdal2tiles.py", line 75, in writetile alpha.WriteArray( alphaarray, 0, tilesize-dysize ) File "/usr/lib/python2.4/site-packages/osgeo/gdal.py", line 782, in WriteArray return gdalnumeric.BandWriteArray( self, array, xoff, yoff ) File "/usr/lib/python2.4/site-packages/osgeo/gdal_array.py", line 157, in BandWriteArray raise ValueError, "array does not have corresponding GDAL data type" ValueError: array does not have corresponding GDAL data type Regards Sven -- "In my opinion MS is a lot better at making money than it is at making good operating systems" (Linus Torvalds, August 1997) /me is [EMAIL PROTECTED], http://sven.gegg.us/ on the Web _______________________________________________ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/gdal-dev