def METHOD_NAME(self, inputfile: str, TargetFfs_name: str, outputfile: str, Fv_name: str=None) -> None:
    self.SetDestPath(inputfile)
    if Fv_name:
        DeleteFfs(inputfile, self.CheckFfsName(TargetFfs_name), outputfile, self.GetFvName(Fv_name))
    else:
        DeleteFfs(inputfile, self.CheckFfsName(TargetFfs_name), outputfile)