NIFTI(1)

📦 version 3.0.1, in debian bookworm, debian trixie, ubuntu jammy, ubuntu noble, ubuntu questing, ubuntu resolute, ubuntu stonking

💖 NIFTI 💖

okay bestie, gather round, we're talking about nifti — the manual page for the IO libraries and tools for the NIFTI-1 data format ✨ (yes it's a whole man page, and yes it's serving).

🧠 NAME 🧠

nifti — IO libraries and tools for the NIFTI-1 data format 💅

🌸 DESCRIPTION 🌸

so like. the NIfTI-1 data format is a binary file format for storing medical image data, okurrr? we're talking magnetic resonance image (MRI) and functional MRI (fMRI) brain images 🧠✨ literally the girlies of neuroimaging.

The NIfTI format is an extension of the widely used ANALYZE 7.5 format. And the goals of this modified data format are, drumroll please 🥁:

  1. to add information to the header that will be useful for functional neuroimaging data analysis and display. These additions include:
    • More basic data types.
    • Two affine transformations to specify voxel coordinates.
    • "Intent" codes and parameters to describe the meaning of the data.
    • Affine scaling of the stored data values to their "true" values.
    • Optional storage of the header and image data in one file (.nii).

And (2) to maintain compatibility with non-NIFTI-aware ANALYZE 7.5 compatible software — i.e., such a program should be able to do something useful with a NIFTI-1 dataset, at least, with one stored in a traditional .img/.hdr file pair 🫶 (yes bestie, backwards compatible AND iconic, we love to see it).

✨ the two libraries bestie ✨

The NIfTI library package consists of two libraries, and they're both main characters in their own right:

  • znzlib — low level library for handling read/write of compressed files 🔥
  • niftilib — core i/o routines for reading and writing nifti-1 format files. Primarily routines to read/write and manipulate the header field information, including orientation matrices. Volume-wise, timecourse-wise, access to image data 👑

👀 SEE ALSO 👀

Homepage: http://niftilib.sourceforge.net 🌈

🎀 AUTHOR 🎀

The NIfTI libraries were written by the NIfTI Data Format Working Group (DFWG, http://nifti.nimh.nih.gov/ ) — kings, honestly, no cap 👑

This manual page was written by Michael Hanke <michael.hanke@gmail.com>, for the Debian project (but may be used by others) 💜

okay that's the whole vibe, bestie — written by Michael Hanke back in August 2006, page name NIFTI(1), and honestly? it ate. go read your brain scans, ily 🦋💖✨

📦 where this page comes from