NIfTI-1 header structure (348 bytes, packed). More...

#include <libfs.h>

Public Attributes
int32_t	sizeof_hdr
	must be 348

char	data_type [10]
	unused

char	db_name [18]
	unused

int32_t	extents
	unused

int16_t	session_error
	unused

char	regular
	unused

char	dim_info
	MRI slice ordering.

int16_t	dim [8]
	dim[0]=ndim, dim[1..7]=dimensions

float	intent_p1
	intent parameter 1

float	intent_p2
	intent parameter 2

float	intent_p3
	intent parameter 3

int16_t	intent_code
	NIfTI intent code.

int16_t	datatype
	NIfTI data type code.

int16_t	bitpix
	bits per voxel

int16_t	slice_start
	first slice index

float	pixdim [8]
	voxel dimensions (mm)

float	vox_offset
	byte offset to data from header start

float	scl_slope
	scaling slope

float	scl_inter
	scaling intercept

int16_t	slice_end
	last slice index

char	slice_code
	slice timing code

char	xyzt_units
	units for pixdim[] dimensions

float	cal_max
	calibrated max

float	cal_min
	calibrated min

float	slice_duration
	slice timing duration

float	toffset
	time offset

int32_t	glmax
	global max (unused)

int32_t	glmin
	global min (unused)

char	descrip [80]
	description

char	aux_file [24]
	auxiliary filename

int16_t	qform_code
	quaternion transform code (>0 = valid)

int16_t	sform_code
	affine transform code (>0 = valid)

float	quatern_b
	quaternion b param

float	quatern_c
	quaternion c param

float	quatern_d
	quaternion d param

float	qoffset_x
	quaternion x shift

float	qoffset_y
	quaternion y shift

float	qoffset_z
	quaternion z shift

float	srow_x [4]
	affine transform row x

float	srow_y [4]
	affine transform row y

float	srow_z [4]
	affine transform row z

char	intent_name [16]
	intent name

char	magic [4]
	"n+1\0" (single file) or "ni1\0" (header/img pair)

Detailed Description

NIfTI-1 header structure (348 bytes, packed).

The documentation for this struct was generated from the following file:

Public Attributes