igaec.c

TI公司DSP/tms320c55x/tms320c54x系列的声学回声消除代码

/*-------------------------------------------------------------------------*
 *                                                                         *
 *   THIS IS AN UNPUBLISHED WORK CONTAINING CONFIDENTIAL AND PROPRIETARY   *
 *   INFORMATION.  IF PUBLICATION OCCURS, THE FOLLOWING NOTICE APPLIES:    *
 *      "COPYRIGHT 2001 MICHAEL TSIROULNIKOV, ALL RIGHTS RESERVED"         *
 *                                                                         *
 *-------------------------------------------------------------------------*/

/*
 *  This file contains an implementation of the IALG interface
 *  required by XDAS.
 */
 
#include <igaec.h>

/*--------------------- local defs ----------------------------------------*/
/*--------------------- local vars ----------------------------------------*/
/*--------------------- local functions -----------------------------------*/
/*--------------------- public  functions ---------------------------------*/
/*--------------------- public vars ---------------------------------------*/

/* this name is global. do not change it */
const IGAEC_tCfg IGAEC_MIKET_DefaultCfg =
{ 
	-60,           /* -30 -> -3.0dB ErleMin */
	30,            /* 4.5 dB of double talk sensitivity thr */
    0,//-180,          /* sRcvDistThr: threshold for suspecting 1% distortions in loudspeaker */
    400,           /* 45.0 dB of target TCL */
    120,           /* 12.0 dB of TCL during double talk */
    -200           /* -20.0 dB of whitening noise can be added to Rcv */
};

/* this name is global. do not change it */
const IGAEC_Params IGAEC_MIKET_DefaultParams = 
{
	sizeof(IGAEC_Params),
	(IGAEC_tCfg *)&IGAEC_MIKET_DefaultCfg
};

/*-------------------------------------------------------------------------*/