![]() ![]() ![]() -f Indicates file input (as opposed to STDIN).-z Indicates that tar file is compressed with gzip.For MAC OS, users can right-click on the file in Finder and select, 'Open with Archive Utility.app'.įor command line users: Type the following command in the directory where the '.tar.gz' files reside: tar -zxvf (replace '' with the file you wish to uncompress). For Windows OS some common programs are: 7-Zip, winzip, winrar, and IZArc. There are several programs you can use to unzip lidar data. tar.gz file to access the actual DEM files which can be imported into a GIS. To work with a custom DEM product produced in OpenTopography, you first need to uncompress the. tar file compressed with gzip compression. Files downloaded from OpenTopography will look something like this:, where the. tar.gz files to make the files smaller and therefore convenient to download. OpenTopography writes out custom DEM data and point cloud files as. ![]() A ".tar.gz" file is a compressed archive file format similar to the more familiar. OpenTopography distributes some data as "tarballs," which is a specific compressed file format with the extension ".tar.gz". Department of Agriculture National Agriculture Imagery Program (NAIP). High-resolution aerial imagery is available via the U.S. However, they are not available through OpenTopography because they were not acquired with a true photogrammetric camera and thus require additional processing. The B4 dataset had orthophotos collected concurrently with the lidar survey.
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