.sits_raster_blocks_apply {sits}R Documentation

Define a reasonable block size to process an image subset

Description

Defines the size of the block of an image to be read. For example, a Raster Brick with 500 rows and 500 columns and 400 time instances will have a total pixel size of 800 Mb if pixels are 64-bit.

Usage

.sits_raster_blocks_apply(tile, sub_image, memsize, multicores)

Arguments

tile

tile of input data cube.

sub_image

bounding box of the ROI

memsize

memory available for classification (in GB).

multicores

number of threads to process the time series.

Value

list with three attributes: n (number of blocks), rows (list of rows to begin), nrows (number of rows to read at each iteration).

Author(s)

Gilberto Camara, gilberto.camara@inpe.br


[Package sits version 0.16.2 Index]