samer@0: % sinkempty - A sink with zero capacity.
samer@3: classdef sinkempty < sinkbase
samer@0: 	methods
samer@0: 		function s=sinkempty(channels,rate)
samer@0: 			if nargin<2, rate=nan; end
samer@0: 			if nargin<1, channels=nan; end
samer@3: 			s=struct@sinkbase(channels,rate);
samer@0: 		end
samer@0: 
samer@0: 		function s=tostring(sig), s='sinkempty'; end
samer@0: 		function s=construct(sig)
samer@0: 			s.start   = @nop;
samer@0: 			s.stop    = @nop;
samer@0: 			s.dispose = @nop;
samer@0: 			s.writer  = @(n)@next;
samer@0: 
samer@0: 			function rem=next(x), rem=size(x,2); end
samer@0: 		end
samer@0: 	end
samer@0: end