dec_lag6.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。

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** 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.
**
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** 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             : dec_lag6.h
*      Purpose          : Decoding of fractional pitch lag with 1/6 resolution.
*
********************************************************************************
*/
#ifndef dec_lag6_h
#define dec_lag6_h "$Id $"
 
/*
********************************************************************************
*                         INCLUDE FILES
********************************************************************************
*/
#include "typedef.h"
 
/*
********************************************************************************
*                         DECLARATION OF PROTOTYPES
********************************************************************************
*/
 
void Dec_lag6 (
    Word16 index,      /* input : received pitch index           */
    Word16 pit_min,    /* input : minimum pitch lag              */
    Word16 pit_max,    /* input : maximum pitch lag              */
    Word16 i_subfr,    /* input : subframe flag                  */
    Word16 *T0,        /* in/out: integer part of pitch lag      */
    Word16 *T0_frac    /* output: fractional part of pitch lag   */
);

#endif