tab_dtx.h

来自「语音压缩编码中的g729p编码程序」· C头文件 代码 · 共 29 行

/*
   ITU-T G.729 Annex C+ - Reference C code for floating point
                         implementation of G.729 Annex C+
                         (integration of Annexes B, D and E)
                         Version 2.1 of October 1999
*/

/*
 File : TAB_DTX.H
*/

/* VAD constants */
extern FLOAT lbf_corr[NP+1];

/* SID LSF quantization */
extern FLOAT noise_fg[MODE][MA_NP][M];
extern FLOAT noise_fg_sum[MODE][M];
extern FLOAT noise_fg_sum_inv[MODE][M];
extern int PtrTab_1[32];
extern int PtrTab_2[2][16];
extern FLOAT Mp[MODE];

/* SID gain quantization */
extern FLOAT fact[NB_GAIN+1];
extern FLOAT tab_Sidgain[32];