source: roaraudio/include/libroardsp/convert.h @ 2386:0ff0440ba500

Last change on this file since 2386:0ff0440ba500 was 2386:0ff0440ba500, checked in by phi, 15 years ago

added SRC (libsamplerate) based resampler
File size: 5.3 KB
Line 
1//convert.h:
2
3/*
4 *      Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008
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, 675 Mass Ave, Cambridge, MA 02139, USA.
22 *
23 *  NOTE for everyone want's to change something and send patches:
24 *  read README and HACKING! There a addition information on
25 *  the license of this document you need to read before you send
26 *  any patches.
27 *
28 *  NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc
29 *  or libpulse*:
30 *  The libs libroaresd, libroararts and libroarpulse link this lib
31 *  and are therefore GPL. Because of this it may be illigal to use
32 *  them with any software that uses libesd, libartsc or libpulse*.
33 */
34
35#ifndef _LIBROARDSP_CONVERT_H_
36#define _LIBROARDSP_CONVERT_H_
37
38#include "libroardsp.h"
39
40int roar_conv_bits       (void * out, void * in, int samples, int from, int to);
41
42                                                                 // implemnted?
43int roar_conv_bits_8to16  (void * out, void * in, int samples);  // yes
44int roar_conv_bits_8to24  (void * out, void * in, int samples);
45int roar_conv_bits_8to32  (void * out, void * in, int samples);  // yes
46int roar_conv_bits_16to8  (void * out, void * in, int samples);  // yes
47int roar_conv_bits_16to24 (void * out, void * in, int samples);
48int roar_conv_bits_16to32 (void * out, void * in, int samples);  // yes
49int roar_conv_bits_24to8  (void * out, void * in, int samples);
50int roar_conv_bits_24to16 (void * out, void * in, int samples);
51int roar_conv_bits_24to32 (void * out, void * in, int samples);
52int roar_conv_bits_32to8  (void * out, void * in, int samples);  // yes
53int roar_conv_bits_32to16 (void * out, void * in, int samples);  // yes
54int roar_conv_bits_32to24 (void * out, void * in, int samples);
55
56int roar_conv_chans (void * out, void * in, int samples, int from, int to, int bits);
57
58                                                                           // implmented?  working
59int roar_conv_chans_1ton8  (void * out, void * in, int samples, int to);   // yes          ?
60int roar_conv_chans_1ton16 (void * out, void * in, int samples, int to);   // yes          yes
61int roar_conv_chans_1to28  (void * out, void * in, int samples);           // yes          yes
62int roar_conv_chans_1to216 (void * out, void * in, int samples);           // yes          yes
63int roar_conv_chans_nto18  (void * out, void * in, int samples, int from); // yes          ?
64int roar_conv_chans_nto116 (void * out, void * in, int samples, int from); // yes          ?
65int roar_conv_chans_2to18  (void * out, void * in, int samples);           // yes          yes
66int roar_conv_chans_2to116 (void * out, void * in, int samples);           // yes          yes
67
68int roar_conv_rate       (void * out, void * in, int samples, int from, int to, int bits, int channels);
69int roar_conv_rate_8     (void * out, void * in, int samples, int from, int to, int channels);
70int roar_conv_rate_16    (void * out, void * in, int samples, int from, int to, int channels);
71int roar_conv_rate_161zoh(void * out, void * in, int samples, int from, int to);
72int roar_conv_rate_162zoh(void * out, void * in, int samples, int from, int to);
73int roar_conv_rate_16nzoh(void * out, void * in, int samples, int from, int to, int channels);
74int roar_conv_rate_SRC   (void * out, void * in, int samples, int from, int to, int bits, int channels);
75
76int roar_conv_codec (void * out, void * in, int samples, int from, int to, int bits);
77
78int roar_conv_signedness  (void * out, void * in, int samples, int from, int to, int bits);
79int roar_conv_codec_s2u8  (void * out, void * in, int samples);
80int roar_conv_codec_s2u16 (void * out, void * in, int samples);
81int roar_conv_codec_s2u32 (void * out, void * in, int samples);
82int roar_conv_codec_u2s8  (void * out, void * in, int samples);
83int roar_conv_codec_u2s16 (void * out, void * in, int samples);
84int roar_conv_codec_u2s32 (void * out, void * in, int samples);
85
86int roar_conv_endian      (void * out, void * in, int samples, int from, int to, int bits);
87
88                                                                // implemnted?
89int roar_conv_endian_16   (void * out, void * in, int samples); // yes
90int roar_conv_endian_24   (void * out, void * in, int samples); // yes
91int roar_conv_endian_32   (void * out, void * in, int samples); // yes
92
93int roar_conv       (void * out, void * in, int samples, struct roar_audio_info * from, struct roar_audio_info * to);
94int roar_conv2(void * out, void * in, size_t inlen, struct roar_audio_info * from, struct roar_audio_info * to, size_t bufsize);
95
96int roar_conv_poly4_16  (int16_t * out, int16_t * in, size_t olen, size_t ilen);
97int roar_conv_poly4_16s (int16_t * out, int16_t * in, size_t olen, size_t ilen, float step);
98
99#endif
100
101//ll
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