$.niftiImage            Access to metadata elements
ExtensionCodes          NIfTI extension codes
asNifti                 Create or modify an NIfTI image object
channels                Extract channels from RGB data
defaultInfoPanel        Info panels for the built-in viewer
dim.internalImage       Internal images
extensions              NIfTI extensions
ndim                    Number of dimensions
niftiHeader             Dump or construct a raw NIfTI or ANALYZE header
niftiVersion            Check the format version of a file
pixdim                  Pixel dimensions and units
readNifti               Read NIfTI or ANALYZE format files
rgbArray                RGB arrays
view                    A basic 3D image viewer
voxelToWorld            Transform points between voxel and "world"
                        coordinates
writeNifti              Write a NIfTI or ANALYZE format file
xform                   Obtain or replace the "xform" transforms for an
                        image
