Table Of Contents



concatenate-images <input>... <output> [options]
concatenate-images <input>... -output <output> [options]
concatenate-images [options]


Concatenate two or more either 2D images to form a 3D volume, or 3D volumes to form a 3D+t temporal sequence. All input images must have the same image attributes, except in either the third (2D) or the third and fourth (3D) image dimension.

Command options

-output <output>

Output image file. Last positional argument if option missing.

-image <input>

Add one input image. Option can be given multiple times.

-images <input>...

Add one or more input images. Option can be given multiple times.

-sort [on|off]

Automatically determine correct order of input images based on the distance along the third or fourth image axis.


Disable sorting of input images, same as -sort off. (default)


<float> Position of first slice/frame of output volume/sequence.

-spacing <float>

Slice/Temporal spacing of output volume/sequence.

Standard options

-v, -verbose [n]

Increase/Set verbosity of output messages. (default: 0)

-debug [level]

Increase/Set debug level for output of intermediate results. (default: 0)

-version [major.minor]

Print version and exit or set version to emulate.


Print revision (or version) number only and exit.

-h, -help

Print help and exit.