oro.nifti (version 0.11.4)

pixdim-methods: Extract Image Attribute pixdim

Description

Methods that act on the pixdim field in the NIfTI/ANALYZE header.

Usage

pixdim(object)
# S4 method for nifti
pixdim(object)
# S4 method for ANY
pixdim(object)
# S4 method for anlz
pixdim(object)
pixdim(object) <- value
# S4 method for nifti
pixdim(object) <- value
# S4 method for anlz
pixdim(object) <- value
# S4 method for ANY
pixdim(object) <- value

Arguments

object

is an object of class nifti or anlz.

value

is the value to assign to the pixdim field.

Author

John Muschelli ,
Brandon Whitcher

Details

See documentation on the ANALYZE and/or NIfTI data standards for more details.

References

ANALYZE 7.5
http://eeg.sourceforge.net/ANALYZE75.pdf
NIfTI-1
http://nifti.nimh.nih.gov/

Examples

if (FALSE) {
url <- "http://nifti.nimh.nih.gov/nifti-1/data/avg152T1_LR_nifti.nii.gz"
urlfile <- file.path(system.file("nifti", package="oro.nifti"),
"mniLR.nii.gz")
download.file(url, urlfile, quiet=TRUE)
}
urlfile <- file.path(system.file("nifti", package="oro.nifti"),
                     "mniLR.nii.gz")
mniLR <- readNIfTI(urlfile)
pixdim(mniLR)