[gdal-dev] World File Extensions
dron at a...
Mon Sep 2 06:54:09 EDT 2002
> I have searched the sources for these information, which source file
> contains the information?
Source files for individual datasets contains all needed information.
Look into /frmts/<drivername>/<drivername>dataset.cpp files and search
them for words `WORLDFILE' and `wld'.
Functions GDALReadWorldFile() and GDALWriteWorldFile() implemented in
> Finally, what is the format for the general world file? (I have seen 6 lines
> of numerical values in the *.tfw, but could not understand them).
It is coefficients of the affine transform.
<X coordinate of the top left pixel center>
<Y coordinate of the top left pixel center>
Andrey V. Kiselev
Scientific Research Center for Ecological Safety Russian Academy of Sciences
Office phone: +7 812 2307834 ICQ UIN 26871517
Registered Linux user number 169907
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