I have several adjacent DEM files and would like to combine them into a mosaic and then export to DEM and TXT. I know a Windows solution is to use MICRODEM but before installing Windows 7 I would like to know if there is a Mac (OSX) based option.


Try gdal_merge. You can grab the GDAL framework from William Kyngesburye's website.

Instructions for utilizing gdal_merge can be found here.


why MICRODEM with Parallels when you have many native possibilities on Mac ? .


in the shell:

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