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* Copyright (c) 1997-1999 Massachusetts Institute of Technology
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* Copyright (c) 2003, 2006 Matteo Frigo
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* Copyright (c) 2003, 2006 Massachusetts Institute of Technology
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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(* $Id: trig.mli,v 1.4 2006-01-05 03:04:27 stevenj Exp $ *)
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val rdft : int -> int -> Complex.signal -> Complex.signal
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val hdft : int -> int -> Complex.signal -> Complex.signal
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val dft_via_rdft : int -> int -> Complex.signal -> Complex.signal
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val dht : int -> int -> Complex.signal -> Complex.signal
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val dctI : int -> Complex.signal -> Complex.signal
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val dctII : int -> Complex.signal -> Complex.signal
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val dctIII : int -> Complex.signal -> Complex.signal
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val dctIV : int -> Complex.signal -> Complex.signal
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val dstI : int -> Complex.signal -> Complex.signal
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val dstII : int -> Complex.signal -> Complex.signal
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val dstIII : int -> Complex.signal -> Complex.signal
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val dstIV : int -> Complex.signal -> Complex.signal