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-fr L               : render frame size in ms L=(5,10,20), default is 20					  

-hrtf File          : HRTF filter File used in BINAURAL rendering

-T File             : Head rotation specified by external trajectory File

-mori File          : Main orientation data output File

-trot File          : Tracked rotation data output File

-cori File          : Combined orientation data output File

-otr tracking_type  : Head orientation tracking type: 'none', 'ref', 'avg', 'ref_vec'

                      or 'ref_vec_lev' (only for binaural rendering)

-rf File            : Reference rotation specified by external trajectory File