check_nifti_header-methods {neurobase}

Check if nifti image or read in a nifti header

Description

Simple check to see if input is character or of class nifti and read in the header

Usage

check_nifti_header(x)

## S4 method for signature 'nifti'
check_nifti_header(x)

## S4 method for signature 'character'
check_nifti_header(x)

## S4 method for signature 'factor'
check_nifti_header(x)

## S4 method for signature 'list'
check_nifti_header(x)

## S4 method for signature 'array'
check_nifti_header(x)

## S4 method for signature 'anlz'
check_nifti_header(x)

## S4 method for signature 'ANY'
check_nifti_header(x)

Arguments

x

character path of image or an object of class nifti, or array

Value

nifti object or character

Author(s)

John Muschelli [e-mail]

Examples

set.seed(5)
dims = rep(10, 4)
arr = array(rpois(prod(dims), lambda = 2), dim = dims)
nim = oro.nifti::nifti(arr)
check_nifti_header(nim)
check_nifti_header(as.anlz(nim))
testthat::expect_error(check_nifti_header(arr))
tfile = tempimg(nim)
check_nifti_header(tfile)
check_nifti_header(RNifti::readNifti(tfile))
check_nifti_header(c(tfile, tfile))
check_nifti_header(list(tfile, tfile))
check_nifti_header(factor(tfile))