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Last change
on this file was 96468, checked in by vboxsync, 2 years ago |
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libs/libvorbis-1.3.7: Re-exporting, hopefully this time everything is there. bugref:10275
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File size:
1.2 KB
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| 1 | /********************************************************************
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| 2 | * *
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| 3 | * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
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| 4 | * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
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| 5 | * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
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| 6 | * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
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| 7 | * *
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| 8 | * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007 *
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| 9 | * by the Xiph.Org Foundation https://xiph.org/ *
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| 10 | * *
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| 11 | ********************************************************************
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| 12 |
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| 13 | function: fft transform
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| 14 |
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| 15 | ********************************************************************/
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| 16 |
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| 17 | #ifndef _V_SMFT_H_
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| 18 | #define _V_SMFT_H_
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| 19 |
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| 20 | #include "vorbis/codec.h"
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| 21 |
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| 22 | typedef struct {
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| 23 | int n;
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| 24 | float *trigcache;
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| 25 | int *splitcache;
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| 26 | } drft_lookup;
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| 27 |
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| 28 | extern void drft_forward(drft_lookup *l,float *data);
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| 29 | extern void drft_backward(drft_lookup *l,float *data);
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| 30 | extern void drft_init(drft_lookup *l,int n);
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| 31 | extern void drft_clear(drft_lookup *l);
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| 32 |
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| 33 | #endif
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