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 1994-2009             *
9  * by the Xiph.Org Foundation http://www.xiph.org/                  *
10  *                                                                  *
11  ********************************************************************
12 
13   function: LSP (also called LSF) conversion routines
14   last mod: $Id: lsp.h 16227 2009-07-08 06:58:46Z xiphmont $
15 
16  ********************************************************************/
17 
18 
19 #ifndef _V_LSP_H_
20 #define _V_LSP_H_
21 
22 extern int vorbis_lpc_to_lsp(float *lpc,float *lsp,int m);
23 
24 extern void vorbis_lsp_to_curve(float *curve,int *map,int n,int ln,
25                                 float *lsp,int m,
26                                 float amp,float ampoffset);
27 
28 #endif
29