Skip to contents

Add or remove overviews to/from a raster image

Source: R/stars.R
gdal_addo.Rd

add or remove overviews to/from a raster image

Usage

gdal_addo(
  file,
  overviews = c(2, 4, 8, 16),
  method = "NEAREST",
  layers = integer(0),
  options = character(0),
  config_options = character(0),
  clean = FALSE,
  read_only = FALSE
)

Arguments

file

character; file name

overviews

integer; overview levels

method

character; method to create overview; one of: nearest, average, rms, gauss, cubic, cubicspline, lanczos, average_mp, average_magphase, mode

layers

integer; layers to create overviews for (default: all)

options

character; dataset opening options

config_options

named character vector with GDAL config options, like c(option1=value1, option2=value2)

clean

logical; if TRUE only remove overviews, do not add

read_only

logical; if TRUE, add overviews to another file with extension .ovr added to file

Value

TRUE, invisibly, on success

See also

gdal_utils for access to other gdal utilities that have a C API