LPC.H
资源名称:G711-729.rar [点击查看]
上传用户:meifeng08
上传日期:2013-06-18
资源大小:5304k
文件大小:1k
源码类别:
语音压缩
开发平台:
C/C++
- /*
- **
- ** File: "lpc.h"
- **
- ** Description: Function prototypes for "lpc.c"
- **
- */
- /*
- ITU-T G.723 Speech Coder ANSI-C Source Code Version 5.00
- copyright (c) 1995, AudioCodes, DSP Group, France Telecom,
- Universite de Sherbrooke. All rights reserved.
- */
- void Comp_Lpc( Word16 *UnqLpc, Word16 *PrevDat, Word16 *DataBuff );
- Word16 Durbin( Word16 *Lpc, Word16 *Corr, Word16 Err, Word16 *Pk2 );
- void Wght_Lpc( Word16 *PerLpc, Word16 *UnqLpc );
- void Error_Wght( Word16 *Dpnt, Word16 *PerLpc );
- void Comp_Ir( Word16 *ImpResp, Word16 *QntLpc, Word16 *PerLpc, PWDEF Pw );
- void Sub_Ring( Word16 *Dpnt, Word16 *QntLpc, Word16 *PerLpc, Word16 *PrevErr, PWDEF Pw );
- void Upd_Ring( Word16 *Dpnt, Word16 *QntLpc, Word16 *PerLpc, Word16 *PrevErr );
- void Synt( Word16 *Dpnt, Word16 *Lpc );
- Word32 Spf( Word16 *Tv, Word16 *Lpc );