r Devices.</P>

<A NAME="size"></A>
<H4><CODE>chain::size</CODE></H4>
<PRE CLASS="broken_ie">    size_type size() <SPAN CLASS="keyword">const</SPAN>;</PRE>

<P>Returns the number of Filters and Devices in this chain.</P>

<A NAME="reset"></A>
<H4><CODE>chain::reset</CODE></H4>
<PRE CLASS="broken_ie">    <SPAN CLASS="keyword">void</SPAN> reset();</PRE>

<P>Clears this chain. If this chain is <A HREF="#is_complete">complete</A>, <CODE>reset</CODE> causes each Filter and Device in the chain to be closed using 