fix #4170

Author: alexbruy

python/plugins/GdalTools/tools/doExtractProj.py

@@ -146,11 +146,11 @@ def extractProjection( filename, createPrj ):
   # create wld file
   wld = open( outFileName + '.wld', 'wt')
   wld.write( "%0.8f\n" % geotransform[1] )
-  wld.write( "%0.8f\n" % geotransform[2] )
   wld.write( "%0.8f\n" % geotransform[4] )
+  wld.write( "%0.8f\n" % geotransform[2] )
   wld.write( "%0.8f\n" % geotransform[5] )
-  wld.write( "%0.8f\n" % geotransform[0] )
-  wld.write( "%0.8f\n" % geotransform[3] )
+  wld.write( "%0.8f\n" % (geotransform[0] + 0.5 * geotransform[1] + 0.5 * geotransform[2] ) )
+  wld.write( "%0.8f\n" % (geotransform[3] + 0.5 * geotransform[4] + 0.5 * geotransform[5] ) )
   wld.close()
 
 class ExtractThread( QThread ):