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