Become an expert in R — Interactive courses, Cheat Sheets, certificates and more!
Get Started for Free

trim

Trim a SpatRaster

Description

Trim (shrink) a SpatRaster by removing outer rows and columns that are NA or another value.

Usage

## S4 method for signature 'SpatRaster'
trim(x, padding=0, value=NA, filename="", ...)

Arguments

x

SpatRaster
padding

integer. Number of outer rows/columns to keep
value

numeric. The value of outer rows or columns that are to be removed
filename

character. Output filename
...

additional arguments for writing files as in writeRaster

Value

SpatRaster

Examples

r <- rast(ncol=10, nrow=10, xmin=0,xmax=10,ymin=0,ymax=10)
v <- rep(NA, ncell(r))
v[c(12,34,69)] <- 1:3
values(r) <- v
s <- trim(r)
terra

Spatial Data Analysis

v1.2-10
GPL (>= 3)
Authors
Robert J. Hijmans [cre, aut] (<https://orcid.org/0000-0001-5872-2872>), Roger Bivand [ctb] (<https://orcid.org/0000-0003-2392-6140>), Karl Forner [ctb], Jeroen Ooms [ctb] (<https://orcid.org/0000-0002-4035-0289>), Edzer Pebesma [ctb] (<https://orcid.org/0000-0001-8049-7069>)
Initial release
2021-05-12

We don't support your browser anymore

Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.