R: GDAL version, supported file formats, and cache size

gdal {terra} | R Documentation

## GDAL version, supported file formats, and cache size

### Description

Set the `GDAL` warning level or get a `data.frame` with the available GDAL drivers (file formats), or get the GDAL version (if `warn=NA` and `drivers=FALSE`, the default.

`GDAL` is the software library that terra builds on to read and write spatial data and for some raster data processing.

### Usage

    gdal(warn=NA, drivers=FALSE)
    gdalCache(size=NA)

### Arguments

`warn` | ignored if `NA`. Otherwise, the value should be an integer between 1 and 4 representing the level of GDAL warnings and errors that are passed to R. 1 = warnings and errors; 2 = errors only (recoverable errors as a warning); 3 = irrecoverable errors only; 4 = ignore all errors and warnings. The default setting is 3
`drivers` | logical. If `TRUE` a data.frame with the raster and vector data formats that are available.
`size` | numeric. The new cache size in MB

### Value

character

### See Also

`describe` for file-level metadata "GDALinfo"

### Examples

    gdal()
    gdal(2)
    head(gdal(drivers=TRUE))

[Package terra version 1.4-22 Index]