d9a291f641
Took the opportunity to undo the Godot changed made to the opus source. The opus module should eventually be built in its own environment to avoid polluting others with too many include dirs and defines. TODO: Fix the platform/ stuff for opus.
35 lines
1.3 KiB
C++
35 lines
1.3 KiB
C++
/********************************************************************
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* *
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* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
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* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
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* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
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* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
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* *
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* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007 *
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* by the Xiph.Org Foundation http://www.xiph.org/ *
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* *
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********************************************************************
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function: fft transform
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last mod: $Id: smallft.h 13293 2007-07-24 00:09:47Z xiphmont $
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********************************************************************/
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#ifndef _V_SMFT_H_
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#define _V_SMFT_H_
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#include "vorbis/codec.h"
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typedef struct {
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int n;
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float *trigcache;
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int *splitcache;
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} drft_lookup;
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extern void drft_forward(drft_lookup *l,float *data);
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extern void drft_backward(drft_lookup *l,float *data);
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extern void drft_init(drft_lookup *l,int n);
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extern void drft_clear(drft_lookup *l);
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#endif
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