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-rw-r--r--vorbis/lib/smallft.h33
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diff --git a/vorbis/lib/smallft.h b/vorbis/lib/smallft.h
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-/********************************************************************
- * *
- * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
- * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
- * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
- * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
- * *
- * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007 *
- * by the Xiph.Org Foundation http://www.xiph.org/ *
- * *
- ********************************************************************
-
- function: fft transform
-
- ********************************************************************/
-
-#ifndef _V_SMFT_H_
-#define _V_SMFT_H_
-
-#include "vorbis/codec.h"
-
-typedef struct {
- int n;
- float *trigcache;
- int *splitcache;
-} drft_lookup;
-
-extern void drft_forward(drft_lookup *l,float *data);
-extern void drft_backward(drft_lookup *l,float *data);
-extern void drft_init(drft_lookup *l,int n);
-extern void drft_clear(drft_lookup *l);
-
-#endif