www.pudn.com > g729_audio_encode.rar > sid.h

/* 
   ITU-T G.729 Annex B     ANSI-C Source Code 
   Version 1.3    Last modified: August 1997 
 
   Copyright (c) 1996, France Telecom, Rockwell International, 
                       Universite de Sherbrooke. 
   All rights reserved. 
*/ 
 
#define         TRUE 1 
#define         FALSE 0 
#define         sqr(a)  ((a)*(a)) 
#define         R_LSFQ 10 
 
void Init_lsfq_noise(void); 
void lsfq_noise(Word16 *lsp_new, Word16 *lspq, 
                Word16 freq_prev[MA_NP][M], Word16 *idx); 
void sid_lsfq_decode(Word16 *index, Word16 *lspq,  
                     Word16 freq_prev[MA_NP][M]);