c1035pf.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             : c1035pf.h
*      Purpose          : Searches a 35 bit algebraic codebook containing 
*                       : 10 pulses in a frame of 40 samples.
*
********************************************************************************
*/
#ifndef c1035pf_h
#define c1035pf_h "$Id $"
 
/*
********************************************************************************
*                         INCLUDE FILES
********************************************************************************
*/
#include "typedef.h"
 
/*
********************************************************************************
*                         DEFINITION OF DATA TYPES
********************************************************************************
*/
 
/*
********************************************************************************
*                         DECLARATION OF PROTOTYPES
********************************************************************************
*/
void code_10i40_35bits (
    Word16 x[],        /* (i)   : target vector                             */
    Word16 cn[],       /* (i)   : residual after long term prediction       */
    Word16 h[],        /* (i)   : impulse response of weighted synthesis
                                  filter                                    */
    Word16 cod[],      /* (o)   : algebraic (fixed) codebook excitation     */
    Word16 y[],        /* (o)   : filtered fixed codebook excitation        */
    Word16 indx[]      /* (o)   : index of 10 pulses (sign + position)      */
);
 
#endif