Synopsis
		sfspectra2 < in.rsf > out.rsf all=n

Parameters
		bool all=n [y/n] if y, compute average spectrum for all traces

Used In
		DATA          freeusp/land   GEO384H          hw5/seabeam   JLU          apefsnsep/dune vdseislet/usp   M8R          data/freeusp   RSF          school/data school2017/seismic school2020/seismic   TCCS          seislet/lena