GNU Radio C++ API
codec2.h
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1 /*---------------------------------------------------------------------------*\
2 
3  FILE........: codec2.h
4  AUTHOR......: David Rowe
5  DATE CREATED: 21/8/2010
6 
7  Codec2 fully quantised encoder and decoder functions. If you want use
8  codec2, these are the functions you need to call.
9 
10 \*---------------------------------------------------------------------------*/
11 
12 /*
13  Copyright (C) 2010 David Rowe
14 
15  All rights reserved.
16 
17  This program is free software; you can redistribute it and/or modify
18  it under the terms of the GNU Lesser General Public License version 2.1, as
19  published by the Free Software Foundation. This program is
20  distributed in the hope that it will be useful, but WITHOUT ANY
21  WARRANTY; without even the implied warranty of MERCHANTABILITY or
22  FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
23  License for more details.
24 
25  You should have received a copy of the GNU Lesser General Public License
26  along with this program; if not, see <http://www.gnu.org/licenses/>.
27 */
28 
29 #ifndef __CODEC2__
30 #define __CODEC2__
31 
32 #define CODEC2_SAMPLES_PER_FRAME 160
33 #define CODEC2_BITS_PER_FRAME 50
34 
35 void *codec2_create();
36 void codec2_destroy(void *codec2_state);
37 void codec2_encode(void *codec2_state, unsigned char * bits, short speech_in[]);
38 void codec2_decode(void *codec2_state, short speech_out[],
39  const unsigned char * bits);
40 
41 #endif