libilbc  0.0.1
iCBConstruct.h
00001 /*
00002  * iLBC - a library for the iLBC codec
00003  *
00004  * iCBConstruct.h - The iLBC low bit rate speech codec.
00005  *
00006  * Adapted by Steve Underwood <steveu@coppice.org> from the reference
00007  * iLBC code supplied in RFC3951.
00008  *
00009  * Original code Copyright (C) The Internet Society (2004).
00010  * All changes to produce this version Copyright (C) 2008 by Steve Underwood
00011  * All Rights Reserved.
00012  *
00013  * This program is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00016  *
00017  * $Id: iCBConstruct.h,v 1.2 2008/03/06 12:27:38 steveu Exp $
00018  */
00019 
00020 #ifndef __iLBC_ICBCONSTRUCT_H
00021 #define __iLBC_ICBCONSTRUCT_H
00022 
00023 void index_conv_enc(int *index);        /* (i/o) Codebook indexes */
00024 
00025 void index_conv_dec(int *index);        /* (i/o) Codebook indexes */
00026 
00027 void iCBConstruct(float *decvector,     /* (o) Decoded vector */
00028                   int *index,           /* (i) Codebook indices */
00029                   int *gain_index,      /* (i) Gain quantization indices */
00030                   float *mem,           /* (i) Buffer for codevector construction */
00031                   int lMem,             /* (i) Length of buffer */
00032                   int veclen,           /* (i) Length of vector */
00033                   int nStages);         /* (i) Number of codebook stages */
00034 
00035 #endif