Synopsis
		sfchaindr < inp.rsf > out.rsf vel=vel.rsf dip=dip.rsf dipim=dipim.rsf diffmod=diffmod.rsf outpwd=outpwdcheck.rsf outdip=outdipcheck.rsf offset=offset.rsf adj=n sm=y domod=y reg=0.0 debug= normalize=y nh= antialias=1.0 apt=nx angle=90.0 half=y verb=y rho=1.-1./nt dh= h0= v_1= v_2= v_3= v_4= passthr=0.001 eps=0.001 epst2=0.001 pad=nt order=1 nj1=1

Parameters
		bool adj=n [y/n] if perform derivative filtering = PWD   float angle=90.0 angle aperture   float antialias=1.0 antialiasing   int apt=nx integral aperture   bool debug= [y/n]   float dh= offset sampling (for modeling)   file diffmod= auxiliary input file name   file dip= auxiliary input file name   file dipim= auxiliary input file name   bool domod=y [y/n] get regularization parameter   float eps=0.001   float epst2=0.001   float h0= first offset (for modeling)   bool half=y [y/n] if y, the third axis is half-offset instead of full offset   int nh= number of offsets (for modeling)   int nj1=1 antialiasing   bool normalize=y [y/n] normalize for the fold   string offset= auxiliary input file name   int order=1 [1,2,3] accuracy order   file outdip= auxiliary output file name   file outpwd= auxiliary output file name   int pad=nt output time samples   float passthr=0.001   float reg=0.0 debug flag   float rho=1.-1./nt Leaky integration constant   bool sm=y [y/n] if perform modelling via Kirchhoff   float v_1=   float v_2=   float v_3=   float v_4=   file vel= auxiliary input file name   bool verb=y [y/n] verbosity flag