fe_plcc.h

这是一个语音特征提取的程序源码

///////////////////////////////////////////////////////////////////////////////
// This is a part of the Feature program.
// Version: 1.0
// Date: February 22, 2003
// Programmer: Oh-Wook Kwon
// Copyright(c) 2003 Oh-Wook Kwon. All rights reserved. [e-mail]
///////////////////////////////////////////////////////////////////////////////

#ifndef _FE_PLCC_H_
#define _FE_PLCC_H_


/**************************************************************
 * 	for PLP and RASTA
 **************************************************************/

#define PLP_ORDER                 13 /* PLP order */
#define PLP_CEP_ORDER             12 /* PLP-CEP order */
#define PLP_FFT_SIZE             256 /* Note this should be a power of 2 */
#define PLP_WINDOW_SIZE_IN_MS     16 /* Window size in ms */
#define	PLP_P_EXP                0.6 /* peak enhancemnt factor */
#define RASTA_NO                   0
#define RASTA_BY_HERMANSKY_BPF     1
#define RASTA_BY_SRI_HPF           2
#define RASTA_NEW_HERMANSKY_ALPHA     0.94
#define RASTA_OLD_HERMANSKY_ALPHA     0.98
#define RASTA_SRI_ALPHA               0.97


#endif