libvoipcodecs  0.0.1
iCBConstruct.h
1 /*
2  * iLBC - a library for the iLBC codec
3  *
4  * iCBConstruct.h - The iLBC low bit rate speech codec.
5  *
6  * Adapted by Steve Underwood <steveu@coppice.org> from the reference
7  * iLBC code supplied in RFC3951.
8  *
9  * Original code Copyright (C) The Internet Society (2004).
10  * All changes to produce this version Copyright (C) 2008 by Steve Underwood
11  * All Rights Reserved.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
16  *
17  * $Id: iCBConstruct.h,v 1.2 2008/03/06 12:27:38 steveu Exp $
18  */
19 
20 #ifndef __iLBC_ICBCONSTRUCT_H
21 #define __iLBC_ICBCONSTRUCT_H
22 
23 void index_conv_enc(int *index); /* (i/o) Codebook indexes */
24 
25 void index_conv_dec(int *index); /* (i/o) Codebook indexes */
26 
27 void iCBConstruct(float *decvector, /* (o) Decoded vector */
28  int *index, /* (i) Codebook indices */
29  int *gain_index, /* (i) Gain quantization indices */
30  float *mem, /* (i) Buffer for codevector construction */
31  int lMem, /* (i) Length of buffer */
32  int veclen, /* (i) Length of vector */
33  int nStages); /* (i) Number of codebook stages */
34 
35 #endif