1 /********************************************************************
2  *                                                                  *
3  * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE.   *
4  * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
5  * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
6  * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
7  *                                                                  *
8  * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007             *
9  * by the Xiph.Org Foundation http://www.xiph.org/                  *
10  *                                                                  *
11  ********************************************************************
12 
13   function: LPC low level routines
14   last mod: $Id: lpc.h 16037 2009-05-26 21:10:58Z xiphmont $
15 
16  ********************************************************************/
17 
18 #ifndef _V_LPC_H_
19 #define _V_LPC_H_
20 
21 #include "vorbis/codec.h"
22 
23 /* simple linear scale LPC code */
24 extern float vorbis_lpc_from_data(float *data,float *lpc,int n,int m);
25 
26 extern void vorbis_lpc_predict(float *coeff,float *prime,int m,
27                                float *data,long n);
28 
29 #endif
30