lsp.h
来自「OGG文件格式音频数解压缩SDK.现在OGG文件格式在一些游戏开发中使用的比较多」· C头文件 代码 · 共 29 行
H
29 行
/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2002 *
* by the XIPHOPHORUS Company http://www.xiph.org/ *
* *
********************************************************************
function: LSP (also called LSF) conversion routines
last mod: $Id: lsp.h,v 1.11 2002/07/11 06:40:49 xiphmont Exp $
********************************************************************/
#ifndef _V_LSP_H_
#define _V_LSP_H_
extern int vorbis_lpc_to_lsp(float *lpc,float *lsp,int m);
extern void vorbis_lsp_to_curve(float *curve,int *map,int n,int ln,
float *lsp,int m,
float amp,float ampoffset);
#endif
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