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gdaldem — Analyze and visualize digital elevation models (DEM). More information: <https://gdal.org/en/stable/

Submitted by: @import:tldr-pages·Mar 2, 2026·

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commandgdaldemelevationandanalyzeclidigitalvisualize

Problem

How to use the gdaldem command: Analyze and visualize digital elevation models (DEM). More information: <https://gdal.org/en/stable/programs/gdaldem.html>.

Solution

gdaldem — Analyze and visualize digital elevation models (DEM). More information: <https://gdal.org/en/stable/programs/gdaldem.html>.

Compute the hillshade of a DEM:

gdaldem hillshade {{path/to/input.tif}} {{path/to/output.tif}}

Compute the slope of a DEM:

gdaldem slope {{path/to/input.tif}} {{path/to/output.tif}}

Compute the aspect of a DEM:

gdaldem aspect {{path/to/input.tif}} {{path/to/output.tif}}

Code Snippets

Compute the hillshade of a DEM

gdaldem hillshade {{path/to/input.tif}} {{path/to/output.tif}}

Compute the slope of a DEM

gdaldem slope {{path/to/input.tif}} {{path/to/output.tif}}

Compute the aspect of a DEM

gdaldem aspect {{path/to/input.tif}} {{path/to/output.tif}}

Context

tldr-pages: common/gdaldem

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