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invert_xfm

Convert a Transformation


Description

Convert a Transformation

Usage

invert_xfm(inmat, omat = tempfile(fileext = ".mat"), verbose = TRUE)

concat_xfm(inmat, inmat2, omat = tempfile(fileext = ".mat"),
  verbose = TRUE)

fixscaleskew_xfm(inmat, inmat2, omat = tempfile(fileext = ".mat"),
  verbose = TRUE)

Arguments

inmat

input matrix transformation

omat

output matrix transformation

verbose

print diagnostic messages

inmat2

second matrix filename to be concatenated or fixscaleskew to first

Value

A filename of the output matrix file

Examples

if (have_fsl()) {
img = mni_fname()
mat = fslreorient2std_mat(img)
inverted = invert_xfm(mat)
readLines(inverted)
catted = concat_xfm(mat, mat)
readLines(catted)
fixed = fixscaleskew_xfm(mat, mat)
readLines(fixed)

}

fslr

Wrapper Functions for 'FSL' ('FMRIB' Software Library) from Functional MRI of the Brain ('FMRIB')

v2.24.1
GPL-3
Authors
John Muschelli [aut, cre] (<https://orcid.org/0000-0001-6469-1750>)
Initial release

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