source: roaraudio/include/libroardsp/transcode_speex.h @ 3811:49db840fb4f4

Last change on this file since 3811:49db840fb4f4 was 3811:49db840fb4f4, checked in by phi, 14 years ago

fixed some copyright statements

File size: 2.4 KB
Line 
1//transcode_speex.h:
2
3/*
4 *      Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009-2010
5 *
6 *  This file is part of libroar a part of RoarAudio,
7 *  a cross-platform sound system for both, home and professional use.
8 *  See README for details.
9 *
10 *  This file is free software; you can redistribute it and/or modify
11 *  it under the terms of the GNU General Public License version 3
12 *  as published by the Free Software Foundation.
13 *
14 *  libroar is distributed in the hope that it will be useful,
15 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *  GNU General Public License for more details.
18 *
19 *  You should have received a copy of the GNU General Public License
20 *  along with this software; see the file COPYING.  If not, write to
21 *  the Free Software Foundation, 51 Franklin Street, Fifth Floor,
22 *  Boston, MA 02110-1301, USA.
23 *
24 *  NOTE for everyone want's to change something and send patches:
25 *  read README and HACKING! There a addition information on
26 *  the license of this document you need to read before you send
27 *  any patches.
28 *
29 *  NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc
30 *  or libpulse*:
31 *  The libs libroaresd, libroararts and libroarpulse link this lib
32 *  and are therefore GPL. Because of this it may be illigal to use
33 *  them with any software that uses libesd, libartsc or libpulse*.
34 */
35
36#ifndef _LIBROARDSP_TRANSCODE_SPEEX_H_
37#define _LIBROARDSP_TRANSCODE_SPEEX_H_
38
39#include "libroardsp.h"
40
41#include <speex/speex.h>
42#include <speex/speex_stereo.h>
43#include <speex/speex_callbacks.h>
44
45struct roar_xcoder_speex {
46 SpeexBits   bits;
47 SpeexStereoState stereo_state;
48 void      * xcoder;
49 uint16_t    mode;
50 int         stereo;
51 int frame_size;
52 char       cc[ROAR_SPEEX_MAX_CC+2]; /* buffer for read() and write() + 2 byte for pkg length */
53 struct roar_libroar_config_codec * codec_config;
54 int    max_cc;
55};
56
57int roar_xcoder_speex_init       (struct roar_xcoder * state);
58int roar_xcoder_speex_uninit     (struct roar_xcoder * state);
59int roar_xcoder_speex_packet_size(struct roar_xcoder * state, int samples);
60int roar_xcoder_speex_proc_header(struct roar_xcoder * state);
61int roar_xcoder_speex_encode     (struct roar_xcoder * state, void * buf, size_t len);
62int roar_xcoder_speex_decode     (struct roar_xcoder * state, void * buf, size_t len);
63
64#endif
65
66//ll
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