libvoipcodecs  0.0.1
enhancer.h
1 /*
2  * iLBC - a library for the iLBC codec
3  *
4  * enhancer.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: enhancer.h,v 1.2 2008/03/06 12:27:38 steveu Exp $
18  */
19 
20 #ifndef __ENHANCER_H
21 #define __ENHANCER_H
22 
23 float xCorrCoef(float *target, /* (i) first array */
24  float *regressor, /* (i) second array */
25  int subl); /* (i) dimension arrays */
26 
27 int enhancerInterface(float *out, /* (o) the enhanced recidual signal */
28  float *in, /* (i) the recidual signal to enhance */
29  ilbc_decode_state_t *iLBCdec_inst); /* (i/o) the decoder state structure */
30 
31 #endif
Definition: ilbc/ilbc.h:95