.concat4D
.extract.array
.gridToIndex3D
.gridToIndex
.indexToGrid
.getRStorage
.getDataStorage
.getDataCode
.getDataSize
.getEndian
.isExtension(fname, extension)
.concat4D(x, y, ...)
.extract.array(x, ..., drop = FALSE, indices = list(...))
.gridToIndex3D(dimensions, voxmat)
.gridToIndex(dimensions, vmat)
.indexToGrid(idx, array.dim)
.getRStorage(dataType)
.getDataStorage(code)
.getDataCode(dataType)
.getDataSize(dataType)
.getEndian(conn)
.niftiExt(filetype)
.matrixToQuatern(mat)