Synopsis
		sfmpifwigradlr Fvel=Fvel.rsf Fsrc=Fsrc.rsf Fleft=Fleft.rsf Fright=Fright.rsf Fdat=Fdat.rsf Fmisfit=Fmisfit.rsf Fleftb=Fleftb.rsf Frightb=Frightb.rsf Fq=Fq.rsf Fgrad=Fgrad.rsf Fwav=Fwav.rsf Fwav2=Fwav2.rsf Fres=Fres.rsf function=3 ns= ds= s0= sz=5 nr=rnx dr=dx r0=x0 rz=5 verb=n scomp=n adjtest=n pad1=1 nb= w0= rectx=3 rectz=3 scalet=1

Parameters
		file Fdat= auxiliary output file name   file Fgrad= auxiliary output file name   file Fleft= auxiliary input file name   file Fleftb= auxiliary input file name   file Fmisfit= auxiliary output file name   file Fq= auxiliary input file name   file Fres= auxiliary output file name   file Fright= auxiliary input file name   file Frightb= auxiliary input file name   file Fsrc= auxiliary input file name   file Fvel= auxiliary input file name   file Fwav= auxiliary output file name   file Fwav2= auxiliary output file name   bool adjtest=n [y/n] test of adjointness   float dr=dx receiver interval   float ds= shot interval   int function=3 if 1, forward modeling; if 2, only calculate misfit; if 3, calculate gradient   int nb=   int nr=rnx number of receiver   int ns= shot number   int pad1=1 padding factor on the first axis   float r0=x0 receiver origin   int rectx=3   int rectz=3   int rz=5 receiver depth   float s0= shot origin   int scalet=1 time interval   bool scomp=n [y/n] source wavefield compensation flag   int sz=5 source depth   bool verb=n [y/n] verbosity flag   float w0= reference frequency