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 https://xiph.org/                     *
10  *                                                                  *
11  ********************************************************************
12 
13   function: LPC low level routines
14 
15  ********************************************************************/
16 
17 #ifndef _V_LPC_H_
18 #define _V_LPC_H_
19 
20 #include "../../codec.h"
21 
22 /* simple linear scale LPC code */
23 extern float vorbis_lpc_from_data(float *data,float *lpc,int n,int m);
24 
25 extern void vorbis_lpc_predict(float *coeff,float *prime,int m,
26                                float *data,long n);
27 
28 #endif
29