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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 1994-2009 * |
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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: LSP (also called LSF) conversion routines |
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14 last mod: $Id: lsp.h 16227 2009-07-08 06:58:46Z xiphmont $ |
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15 |
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16 ********************************************************************/ |
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17 |
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18 |
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19 #ifndef _V_LSP_H_ |
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20 #define _V_LSP_H_ |
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21 |
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22 extern int vorbis_lpc_to_lsp(float *lpc,float *lsp,int m); |
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23 |
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24 extern void vorbis_lsp_to_curve(float *curve,int *map,int n,int ln, |
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25 float *lsp,int m, |
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26 float amp,float ampoffset); |
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27 |
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28 #endif |