Skip to content

FSL Volume Split (fslsplit)

Library: FSL | Docker Image: brainlife/fsl

Function

Splits a 4D time series into individual 3D volumes or splits along any spatial axis.

Modality: 4D NIfTI time series.

Typical Use: Processing individual volumes separately, quality control inspection.

Key Parameters

[output_basename] -t/-x/-y/-z (split direction, default -t for time)

Key Points

Default splits along time dimension. Output files are numbered sequentially (vol0000, vol0001, ...). Useful for per-volume quality control.

Inputs

Name Type Required Label Flag
input File Yes Input 4D image
output_basename string No Output basename for split files
dimension enum No Dimension to split along (t=time, x, y, z) -

Accepted Input Extensions

  • input: .nii, .nii.gz

Outputs

Name Type Glob Pattern
split_files File[] *.nii.gz, *.nii
log File fslsplit.log

Output Extensions

  • split_files: .nii, .nii.gz

Enum Options

dimension: t, x, y, z

Docker Tags

Available versions: latest, 6.0.4-patched2, 6.0.4-patched, 6.0.4, 6.0.4-xenial, 5.0.11, 6.0.0, 6.0.1, 5.0.9

Categories

  • Utilities > FSL > Volume Operations

Documentation

Official Documentation