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