furnace/extern/fftw/genfft/trig.mli

36 lines
1.5 KiB
OCaml

(*
* Copyright (c) 1997-1999 Massachusetts Institute of Technology
* Copyright (c) 2003, 2007-14 Matteo Frigo
* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*)
val rdft : int -> int -> Complex.signal -> Complex.signal
val hdft : int -> int -> Complex.signal -> Complex.signal
val dft_via_rdft : int -> int -> Complex.signal -> Complex.signal
val dht : int -> int -> Complex.signal -> Complex.signal
val dctI : int -> Complex.signal -> Complex.signal
val dctII : int -> Complex.signal -> Complex.signal
val dctIII : int -> Complex.signal -> Complex.signal
val dctIV : int -> Complex.signal -> Complex.signal
val dstI : int -> Complex.signal -> Complex.signal
val dstII : int -> Complex.signal -> Complex.signal
val dstIII : int -> Complex.signal -> Complex.signal
val dstIV : int -> Complex.signal -> Complex.signal