f.read.nifti.header {AnalyzeFMRI} | R Documentation |
read Nifti header file
Description
Reads the NIFTI image format .hdr header file into a
list.
Usage
f.read.nifti.header(file)
Arguments
file |
The .hdr file to be read |
Value
A list containing the information in the fields of the .hdr
file.
file.name |
path name of the .img file |
swap |
TRUE or FALSE variable indicating whether files are big or little endian |
sizeof.hdr |
MUST be 348 |
data.type |
UNUSED |
db.name |
UNUSED |
extents |
UNUSED |
session.error |
UNUSED |
regular |
UNUSED |
dim.info |
MRI slice ordering |
dim |
vector of image dimensions. The first entry specifies the number of dimensions |
intent.p1 |
1st intent parameter |
intent.p2 |
2nd intent parameter |
intent.p3 |
3rd intent parameter |
intent.code |
NIFTI INTENT code |
datatype |
integer indicator of data storage type for each voxel |
bitpix |
the number of bits per voxel |
slice.start |
First slice index |
pixdim |
Grid spacings |
vox.offset |
Offset into .nii file |
scl.slope |
Data scaling: slope |
scl.inter |
Data scaling: offset |
slice.end |
Last slice index |
slice.code |
Slice timing order |
xyzt.units |
Units of pixdim[1..4] |
cal.max |
Max display intensity |
cal.min |
Min display intensity |
slice.duration |
Time for 1 slice |
toffset |
Time axis shift |
glmax |
UNUSED |
glmin |
UNUSED |
descrip |
any text you like |
aux.file |
auxiliary filename |
qform.code |
NIFTI XFORM code |
sform.code |
NIFTI XFORM code |
quatern.b |
Quaternion b param |
quatern.c |
Quaternion c param |
quatern.d |
Quaternion d param |
qoffset.x |
Quaternion x shift |
qoffset.y |
Quaternion y shift |
qoffset.z |
Quaternion z shift |
srow.x |
1st row affine transform |
srow.y |
2nd row affine transform |
srow.z |
3rd row affine transform |
intent.name |
'name' or meaning of data |
magic |
MUST be "ni1" or "n+1" |
Examples
f.read.nifti.header(system.file("example-nifti.hdr", package="AnalyzeFMRI"))
[Package
AnalyzeFMRI version 1.1-10
Index]