bitno_tab.h

AMR-NB 的编码实现,纯C, VC下建立工程即可用.

/*******************************************************************************
*
*      File                  : bitno.tab
*      Purpose          : Tables for bit2prm and prm2bit
*
*********************************************************************************/

#ifndef BITNO_TAB_H
#define BITNO_TAB_H

#include "AmrCode_Comm.h"

#define BIT_0      0
#define BIT_1      1

#define PRMNO_MR475 17
#define PRMNO_MR515 19
#define PRMNO_MR59  19
#define PRMNO_MR67  19
#define PRMNO_MR74  19
#define PRMNO_MR795 23
#define PRMNO_MR102 39
#define PRMNO_MR122 57
#define PRMNO_MRDTX 5

/* number of parameters per modes (values must be <= MAX_PRM_SIZE!) */
extern const Word16 prmno[N_MODES] ;


/* number of parameters to first subframe */
#define PRMNOFSF_MR475 7
#define PRMNOFSF_MR515 7
#define PRMNOFSF_MR59  7
#define PRMNOFSF_MR67  7
#define PRMNOFSF_MR74  7
#define PRMNOFSF_MR795 8
#define PRMNOFSF_MR102 12
#define PRMNOFSF_MR122 18

/* number of parameters to first subframe per modes */
extern const Word16 prmnofsf[N_MODES - 1] ;

/* parameter sizes (# of bits), one table per mode */

extern const Word16 bitno_MR475[PRMNO_MR475] ;

extern const Word16 bitno_MR515[PRMNO_MR515] ;

extern const Word16 bitno_MR59[PRMNO_MR59] ;

extern const Word16 bitno_MR67[PRMNO_MR67] ;

extern const Word16 bitno_MR74[PRMNO_MR74] ;

extern  const Word16 bitno_MR795[PRMNO_MR795];

extern const Word16 bitno_MR102[PRMNO_MR102];

extern const Word16 bitno_MR122[PRMNO_MR122] ;

extern const Word16 bitno_MRDTX[PRMNO_MRDTX]  ;

/* overall table with all parameter sizes for all modes */
extern const Word16 *bitno[N_MODES]  ;

#ifdef MMS_IO

/* table of contents byte for each mode index */
extern UWord8 toc_byte[16]  ;

/* number of speech bits for all modes */
extern Word16 unpacked_size[16] ;

/* size of packed frame for each mode */
extern Word16 packed_size[16]  ;

/* number of unused speech bits in packed format for each mode */
extern Word16 unused_size[16]  ;

/* sorting tables for all modes */

extern Word16 sort_475[95]  ;

extern Word16 sort_515[103]  ;

extern Word16 sort_59[118]  ;

extern Word16 sort_67[134]  ;

extern Word16 sort_74[148]  ;

extern Word16 sort_795[159]  ;

extern Word16 sort_102[204] ;

extern Word16 sort_122[244]  ;

extern Word16 sort_SID[35]  ;

/* pointer table for bit sorting tables */
extern Word16 *sort_ptr[16] ;

#endif

#define M            10   
#define NB_QUA_PITCH 16
#define NB_QUA_CODE 32

extern const Word16 lsp_init_data[M] ;
extern const Word16 qua_gain_pitch[NB_QUA_PITCH] ;
extern const Word16 qua_gain_code[NB_QUA_CODE*3] ;



#endif