Extract Image Attribute qoffset_z — qoffset

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

qoffset_z(object)

# S4 method for nifti
qoffset_z(object)

qoffset_z(object) <- value

# S4 method for nifti
qoffset_z(object) <- value

qoffset.z(object)

# S4 method for nifti
qoffset.z(object)

qoffset.z(object) <- value

# S4 method for nifti
qoffset.z(object) <- value

# S4 method for niftiImage
qoffset_z(object)

# S4 method for niftiImage
qoffset_z(object) <- value

Arguments

object	is an object of class `nifti` or `anlz`.
value	is the value to assign to the `qoffset_z` field.

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/

Author

John Muschelli muschellij2@gmail.com,
Brandon Whitcher bwhitcher@gmail.com

Examples

file = system.file("extdata", "example.nii.gz", package = "RNifti")
img = RNifti::readNifti(file)
qoffset_z(img)
#> [1] -55.03814
qoffset_z(img) = 10
stopifnot(qoffset_z(img) == 10)