| 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 "vorbis/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 | |