Resample PET images with this tool. img2cube help you resample PET image to a cube with equal 3D dimensions of each voxel equal dimensions in image volume.
Note that some smoothing occurs in the process, and currently the use of should be limited to making illustrations of image data. By default (if is set to 0) the highest dimension in original image is used.

Usage:
img2cube [options] <image file> <new dim> <slice image file>

Options:
-h or --help
Print this message and exit.
--version or --build
Print software build information and exit.
--silent
Program works silently, printing only error and warning messages.
--verbose
Program prints more information about what it is doing.

The license of this software is Freeware, you can free download and free use this calculator software.