lilium-voyager/code/libvorbis-1.3.5/lib/smallft.h
Zack Middleton b78c6e61bf Update libvorbis from 1.3.5 to 1.3.6
* Fix CVE-2018-5146 - out-of-bounds write on codebook decoding.
* Fix CVE-2017-14632 - free() on unitialized data
* Fix CVE-2017-14633 - out-of-bounds read
2018-03-16 13:29:02 -05:00

33 lines
1.2 KiB
C

/********************************************************************
* *
* 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