 and WAVEFORMS</span>
0027 <span class="comment">%   do not oversample the underlying signal.</span>
0028 
0029 <span class="comment">%%%%%%%%%%%%%%%%%%%%%%%%%%%% Parse Inputs %%%%%%%%%%%%%%%%%%%%%%%%%%%%</span>
0030 <span class="keyword">if</span> (nargin &lt; 3),  mx = 1;  <span class="keyword">end</span>;
0031 <span class="keyword">if</span> (~isnumeric(mx) || mx &lt;= 0 || mx~=round(mx))
0032     error(<span class="string">'MAXSHIFT must be a positive integer.'</span>);
0033 <span class="keyword">end</s