cellg723en.c

G723.1在DM642上的实现代码

/*
 *  Copyright 2003 by Texas Instruments Incorporated.
 *  All rights reserved. Property of Texas Instruments Incorporated.
 *  Restricted rights to use, duplicate or disclose this code are
 *  granted through contract.
 *  
 */
/* "@(#) ReferenceFrameworks 2.10.00.11 04-30-03 (swat-d15)" */
/*
 *  ======== cellG723en.c ========
 *
 */
#include <std.h>

#include <algrf.h>

#include "cellG723en.h"

// v-table for this cell
ICELL_Fxns G723EN_CELLFXNS = { 
    NULL,            // cellClose
    G723EN_cellControl, // cellControl
    G723EN_cellExecute, // cellExecute
    NULL             // cellOpen
};

/*
 *  ======== G723EN_cellExecute ========
 *
 */
Bool G723EN_cellExecute( ICELL_Handle handle, Arg arg )
{
    IG723EN_Fxns  *g723enFxns   = (IG723EN_Fxns *)handle->algFxns;
    IG723EN_Handle g723enHandle = (IG723EN_Handle)handle->algHandle;

    // activate instance object
    ALGRF_activate( handle->algHandle );
    
    g723enFxns->apply( g723enHandle,
                     (Short *)handle->inputIcc[0]->buffer,
                     (Short *)handle->outputIcc[0]->buffer );
        
    // deactivate instance object
    ALGRF_deactivate( handle->algHandle );

    return ( TRUE );
}

/*
 *  ======== G723EN_cellControl ========
 *
 */
Int  G723EN_cellControl(ICELL_Handle handle, IALG_Cmd cmd, IALG_Status *status)
{
    Int rc = 0;
    IG723EN_Fxns  *g723enFxns   = (IG723EN_Fxns *)handle->algFxns;
    
    if( g723enFxns->ialg.algControl != NULL ) {
        rc = g723enFxns->ialg.algControl( handle->algHandle, cmd, status );
    }
    
    return rc;
}