d2_9pf.h

Trolltech公司发布的图形界面操作系统。可在qt-embedded-2.3.10平台上编译为嵌入式图形界面操作系统。

/**********************************************************************
** Copyright (C) 2000-2005 Trolltech AS and its licensors.
** All rights reserved.
**
** This file is part of the Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
** See below for additional copyright and license information
**
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**********************************************************************/
/*
*****************************************************************************
*
*      GSM AMR-NB speech codec   R98   Version 7.6.0   December 12, 2001
*                                R99   Version 3.3.0                
*                                REL-4 Version 4.1.0                
*
*****************************************************************************
*
*      File             : d2_9pf.h
*      Purpose          : Algebraic codebook decoder
*
*****************************************************************************
*/
#ifndef d2_9pf_h
#define d2_9pf_h "$Id $"

/*
*****************************************************************************
*                         INCLUDE FILES
*****************************************************************************
*/
#include "typedef.h"

/*
*****************************************************************************
*                         LOCAL VARIABLES AND TABLES
*****************************************************************************
*/
 
/*
*****************************************************************************
*                         DEFINITION OF DATA TYPES
*****************************************************************************
*/

/*
*****************************************************************************
*                         DECLARATION OF PROTOTYPES
*****************************************************************************
*/
/*************************************************************************
 *
 *  FUNCTION:  decode_2i40_9bits (decod_ACELP())
 *
 *  PURPOSE:   Algebraic codebook decoder for 2 pulses coded with 9 bits
 *
 *************************************************************************/

void decode_2i40_9bits(
    Word16 subNr,  /* i : subframe number                          */
    Word16 sign,   /* i : signs of 2 pulses.                       */
    Word16 index,  /* i : Positions of the 2 pulses.               */
    Word16 cod[]   /* o : algebraic (fixed) codebook excitation    */
);

#endif