36 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			OCaml
		
	
	
	
	
	
			
		
		
	
	
			36 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			OCaml
		
	
	
	
	
	
| (*
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|  * Copyright (c) 1997-1999 Massachusetts Institute of Technology
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|  * Copyright (c) 2003, 2007-14 Matteo Frigo
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|  * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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|  *
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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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|  *
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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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|  *
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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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
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|  *
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|  *)
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| 
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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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| 
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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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| 
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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
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