- 3D-view of a stereo->5-channel reverb/upmix -

- Principal picture for the 2x5 FIR-filters required for stereo->5-channel reverb/upmix -

- Signal flow stereo->5-channel reverb/upmix with filter file names -

(for documentation purposes graphs like these can also be created for a particular setup indicating all filter, input- and output WAV-file names).