?? constants.h
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/****************************************************************** iLBC Speech Coder ANSI-C Source Code constants.h Copyright (C) The Internet Society (2004). All Rights Reserved. ******************************************************************/ #ifndef __iLBC_CONSTANTS_H #define __iLBC_CONSTANTS_H #include "iLBC_define.h" /* ULP bit allocation */ extern const iLBC_ULP_Inst_t ULP_20msTbl; extern const iLBC_ULP_Inst_t ULP_30msTbl; /* high pass filters */ extern float hpi_zero_coefsTbl[]; extern float hpi_pole_coefsTbl[]; extern float hpo_zero_coefsTbl[]; extern float hpo_pole_coefsTbl[]; /* low pass filters */ extern float lpFilt_coefsTbl[]; /* LPC analysis and quantization */ extern float lpc_winTbl[]; extern float lpc_asymwinTbl[]; extern float lpc_lagwinTbl[]; extern float lsfCbTbl[]; extern float lsfmeanTbl[]; extern int dim_lsfCbTbl[]; extern int size_lsfCbTbl[]; extern float lsf_weightTbl_30ms[]; extern float lsf_weightTbl_20ms[]; /* state quantization tables */ extern float state_sq3Tbl[]; extern float state_frgqTbl[]; /* gain quantization tables */ extern float gain_sq3Tbl[]; extern float gain_sq4Tbl[]; extern float gain_sq5Tbl[]; /* adaptive codebook definitions */ extern int search_rangeTbl[5][CB_NSTAGES]; extern int memLfTbl[]; extern int stMemLTbl; extern float cbfiltersTbl[CB_FILTERLEN]; /* enhancer definitions */ extern float polyphaserTbl[]; extern float enh_plocsTbl[]; #endif?? 快捷鍵說明
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