> 
> 
> I imported a dem into GRASS using m.dem.extract.  I now want to take this
> file and export it into an image processing package (ENVI).  To import the
> file into ENVI, I need to know the number of columns, rows and the number
> of bytes per cell.  I looked in the header file and the dem has the
> following dimensions:
> rows:  1500
> col:   1300
> bytes:    4
> 
> However, that doesn't agree with the file size of 921,574kb.  I'm not sure
> what is going on. Any ideas??
> 
> Thanks,
> 
> Melissa Cowoski
> Stanford University
> cowoski@pangea.stanford.edu
>  
> 

The file is compressed by the standard GRASS compression, you must use 
r.compress -u to uncompress it. It should then be the expected size.

Stefan J.

