www.pudn.com > g7231codec.rar > _GI23DE.c

/* 
//============================================================================ 
// 
//    FILE NAME : _GI23DE.c 
// 
//    BLOCK NAME: G723DE 
// 
//    GROUP NAME: Default Group 
// 
//    PURPOSE   : Provides the real-time block's DSP C source code. 
// 
//    Component Wizard for eXpressDSP Version 1.31.00 Auto-Generated Block 
// 
//    Number of Inputs : 1 
//    Number of Outputs: 1 
// 
//    Creation Date: Mon - 16 May 2005 
//    Creation Time: 04:34 PM 
// 
//============================================================================ 
*/ 
 
#include "_gi23de.h" 
 
#pragma DATA_SECTION(Params, ".hyper:ignore") 
PARAMS Params; 
 
/*----------------------------------------------------------------------------*/ 
/*               Optional real-time block interrupt routine                   */ 
/*----------------------------------------------------------------------------*/ 
/* If this routine is activated, it will be called in response to a selected  */ 
/* DSP interrupt.  If this routine in not activated, the main block routine   */ 
/* will be called in response to a selected DSP interrupt.                    */ 
/*----------------------------------------------------------------------------*/ 
/* 
void GI23DE_INT(PARAMS *pPtr) 
{ 
 
} 
*/ 
 
 
/*----------------------------------------------------------------------------*/ 
/*               Optional real-time block initialization routine              */ 
/*----------------------------------------------------------------------------*/ 
/* If this routine is activated, it will be called one time before the main   */ 
/* application begins.  This allows for any required software or hardware     */ 
/* initialization to be performed before the block executes.                  */ 
/*----------------------------------------------------------------------------*/ 
 
static IG723DE_Fxns   fxns; 
static G723DE_Params  params; 
 
void GI23DE_INIT(PARAMS *pPtr) 
{ 
    fxns = G723DE_KN_IG723DE; 
    params = G723DE_PARAMS; 
 
    params.framesizeIn0 = pPtr->FramesizeIn0; 
    params.framesizeOut0 = pPtr->FramesizeOut0; 
    params.annexA = pPtr->_annexA; 
    params.pfoEnable = pPtr->_pfoEnable; 
 
    pPtr->handle = G723DE_create(&fxns, ¶ms); 
} 
 
 
/*----------------------------------------------------------------------------*/ 
/*                    Optional real-time block stop routine                   */ 
/*----------------------------------------------------------------------------*/ 
/* If this routine is activated, it will be called whenever the block diagram */ 
/* worksheet's execution is stopped.  Blocks that deal with hardware may need */ 
/* this routine to stop the hardware's execution.                             */ 
/*----------------------------------------------------------------------------*/ 
/* 
void GI23DE_STOP(PARAMS *pPtr) 
{ 
 
} 
*/ 
 
 
/*----------------------------------------------------------------------------*/ 
/*                    Optional real-time block restart routine                */ 
/*----------------------------------------------------------------------------*/ 
/* If this routine is activated, it will be called whenever a block diagram   */ 
/* worksheet is executed after being stopped.  Blocks that deal with hardware */ 
/* may need this routine to restart the hardware's execution.                 */ 
/*----------------------------------------------------------------------------*/ 
/* 
void GI23DE_RESTART(PARAMS *pPtr) 
{ 
 
} 
*/ 
 
 
/*----------------------------------------------------------------------------*/ 
/*                           Real-time block routine                          */ 
/*----------------------------------------------------------------------------*/ 
/* This is the main block routine.  It is called during each loop of the main */ 
/* application.  If an interrupt is selected, and the interrupt routine above */ 
/* is not activated, this routine will be called in response to the selected  */ 
/* interrupt instead of during the main application loop.                     */ 
/* Custom fields of the pPtr structure may be accessed as follows:            */ 
/*     pPtr->FramesizeIn0 = ...;                                              */ 
/*     pPtr->FramesizeOut0 = ...;                                             */ 
/*     pPtr->_annexA = ...;                                                   */ 
/*     pPtr->_pfoEnable = ...;                                                */ 
/*----------------------------------------------------------------------------*/ 
void GI23DE(PARAMS *pPtr) 
{ 
    if(pPtr->handle){ 
        if(pPtr->Changed){ 
            G723DE_Status	status; 
 
            pPtr->Changed = FALSE; 
            status.annexA = pPtr->_annexA; 
            status.pfoEnable = pPtr->_pfoEnable; 
            G723DE_control(pPtr->handle, G723DE_SETSTATUS, &status); 
        } 
 
        /* Call XDAIS algorithm specific routine(s) */ 
        /* For example: */ 
        G723DE_apply(pPtr->handle, (XDAS_Int16 *)pPtr->PtrIn0, (XDAS_Int16 *)pPtr->PtrOut0); 
    } 
}