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Imported audio synthesis tools.
author samer
date Sun, 20 Jan 2013 19:05:05 +0000
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function x=dd(x)
% dd - convert input sequence or array to sequence
%
% dd :: [[N,M]] -> seq([[N]]).
% dd :: [[N]] -> seq(real).
% dd :: seq([[N,M]]) -> seq([[N]]).

if isseq(x)
	if size(x,2)>1, x=concat(map(@slices,x)); end
else
	if isscalar(x),     x=repeat(x); 
	else                x=slices(x);
	end
end