alls is made, assuming that the underlying sequence of Filters and Devices is <CODE>f<SUB>1</SUB></CODE>, <CODE>f<SUB>1</SUB></CODE>, ..., <CODE>f<SUB>n-1</SUB></CODE>, <CODE>d</CODE> and the corresponding sequence of stream buffers is <CODE>buf<SUB>1</SUB></CODE>, <CODE>buf<SUB>2</SUB></CODE>, ..., <CODE>buf<SUB>n-1</SUB></CODE>, <CODE>buf<SUB>n</SUB></CODE>:<A CLASS='footnote_ref' NAME='note_1_ref' HREF="#note_1"><SUP>[1]</SUP></A>

    <PRE CLASS="broken_ie">    <SPAN CLASS="keyword">using</SPAN> <SPAN C