Synopsis
		sfdiphase < df.rsf sig=in.rsf > out.rsf verb=n niter=100 order=100 ref=1. hertz=n rect#=(1,1,...)

Parameters
		bool hertz=n [y/n] if y, convert output to Hertz   int niter=100 number of iterations   int order=100 Hilbert transformer order   int rect#=(1,1,...) smoothing radius on #-th axis   float ref=1. Hilbert transformer reference (0.5 < ref <= 1)   file sig= auxiliary input file name   bool verb=n [y/n] verbosity