lsfwt.h

arm音频编解码库

/*
********************************************************************************
*
*      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             : lsfwt.h
*      Purpose          : Compute LSF weighting factors
*
********************************************************************************
*/
#ifndef lsfwt_h
#define lsfwt_h "$Id $"
 
/*
********************************************************************************
*                         INCLUDE FILES
********************************************************************************
*/
#include "typedef.h"
#include "cnst.h"
 
/*
********************************************************************************
*                         DECLARATION OF PROTOTYPES
********************************************************************************
*/
 
void Lsf_wt (
    Word16 *lsf,         /* input : LSF vector                  */
    Word16 *wf);         /* output: square of weighting factors */
 
#endif