www.pudn.com > SMV_Code.rar > init.c

/*=========================================================================*/ 
/* Each of the companies; Ericsson, Lucent, Mindspeed, Motorola, Nokia,    */ 
/* Nortel Networks, and Qualcomm (hereinafter referred to individually as  */ 
/* “Source” or collectively as “Sources”) do hereby state:                 */ 
/*                                                                         */ 
/* To the extent to which the Source(s) may legally and freely do so,      */ 
/* the Source(s), upon submission of a Contribution, grant(s) a free,      */ 
/* irrevocable, non-exclusive, license to the Third Generation Partnership */ 
/* Project 2 (3GPP2) and its Organizational Partners: ARIB, CCSA, TIA,     */ 
/* TTA, and TTC, under the Source’s copyright or copyright license rights  */ 
/* in the Contribution, to, in whole or in part, copy, make derivative     */ 
/* works, perform, display and distribute the Contribution and derivative  */ 
/* works thereof consistent with 3GPP2’s and each Organizational Partner’s */ 
/* policies and procedures, with the right to (i) sublicense the foregoing */ 
/* rights consistent with 3GPP2’s and each Organizational Partner’s        */ 
/* policies and procedures and (ii) copyright and sell, if applicable) in  */ 
/* 3GPP2's name or each Organizational Partner’s name any 3GPP2 or         */ 
/* transposed Publication even though this Publication may contain the     */ 
/* Contribution or a derivative work thereof.  The Contribution shall      */ 
/* disclose any known limitations on the Source’s rights to license as     */ 
/* herein provided.                                                        */ 
/*                                                                         */ 
/* When a Contribution is submitted by the Source(s) to assist the         */ 
/* formulating groups of 3GPP2 or any of its Organizational Partners,      */ 
/* it is proposed to the Committee as a basis for discussion and is not    */ 
/* to be construed as a binding proposal on the Source(s).  The Source(s)  */ 
/* specifically reserve(s) the right to amend or modify the material       */ 
/* contained in the Contribution. Nothing contained in the Contribution    */ 
/* shall, except as herein expressly provided, be construed as conferring  */ 
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/* information in the document necessarily employs an invention of any     */ 
/* existing or later issued patent, (ii) any copyright, (iii) any          */ 
/* trademark, or (iv) any other intellectual property right.               */ 
/*                                                                         */ 
/* With respect to the Software necessary for the practice of any or all   */ 
/* Normative portions of the Selectable Mode Vocoder (SMV) as it exists on */ 
/* the date of submittal of this form, should the SMV be approved as a     */ 
/* Specification or Report by 3GPP2, or as a transposed Standard by any of */ 
/* the 3GPP2’s Organizational Partners, the Source(s) state(s) that a      */ 
/* worldwide license to reproduce, use and distribute the Software, the    */ 
/* license rights to which are held by the Source(s), will be made         */ 
/* available to applicants under terms and conditions that are reasonable  */ 
/* and non-discriminatory, which may include monetary compensation,        */ 
/* and only to the extent necessary for the practice of any or all of the  */ 
/* Normative portions of the SMV or the field of use of practice of the    */ 
/* SMV Specification, Report, or Standard.  The statement contained above  */ 
/* is irrevocable and shall be binding upon the Source(s).  In the event   */ 
/* the rights of the Source(s) in and to copyright or copyright license    */ 
/* rights subject to such commitment are assigned or transferred,          */ 
/* the Source(s) shall notify the assignee or transferee of the existence  */ 
/* of such commitments.                                                    */ 
/*=========================================================================*/ 
/*                                                                   */ 
/*-------------------------------------------------------------------*/ 
/*===================================================================*/ 
 
/*===========================================================================*/ 
/*         ..Includes.                                                       */ 
/*---------------------------------------------------------------------------*/ 
#include "dtmf.h" 
#include "tables.h" 
 
/*===========================================================================*/ 
/*         ..Defines.                                                        */ 
/*---------------------------------------------------------------------------*/ 
 
/*===========================================================================*/ 
/*         ..Globals.                                                        */ 
/*---------------------------------------------------------------------------*/ 
 
/*===========================================================================*/ 
/*         ..DTMF Detector Initialization Function.                          */ 
/*---------------------------------------------------------------------------*/ 
void  DtmfInit (DTMF_DETECTOR* D) 
{ 
    /* ..(local) variables..*/ 
    register int j; 
 
    /* ..execute..*/ 
    D->DtmfDigit = (short) 0x8000; 
 
    for (j=0; j<10; j++) 
    { 
        D->DtmfEnergy[j] = 0; 
    } 
 
    D->PossibleDtmfLast = 0; 
    D->DtmfDigitLast = (short) 0x8000; 
    D->DtmfDetectStat = 0; 
    D->DtmfDuration = 0; 
    D->DtmfPauseLatch = 3; 
 
    D->DebugFlag = 0; 
    D->DebugFileP = (FILE*) NULL; 
}