1 | //codecfilter.h: |
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2 | |
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3 | /* |
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4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008 |
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5 | * |
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6 | * This file is part of roard a part of RoarAudio, |
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7 | * a cross-platform sound system for both, home and professional use. |
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8 | * See README for details. |
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9 | * |
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10 | * This file is free software; you can redistribute it and/or modify |
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11 | * it under the terms of the GNU General Public License version 3 |
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12 | * as published by the Free Software Foundation. |
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13 | * |
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14 | * RoarAudio is distributed in the hope that it will be useful, |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | * GNU General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with this software; see the file COPYING. If not, write to |
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21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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22 | * |
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23 | */ |
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24 | |
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25 | #ifndef _CODECFILTER_H_ |
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26 | #define _CODECFILTER_H_ |
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27 | |
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28 | #include <roaraudio.h> |
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29 | |
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30 | #define CODECFILTER_USERDATA_T void * |
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31 | |
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32 | struct roar_stream_server; |
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33 | |
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34 | #define ROAR_CODECFILTER_NONE 0 |
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35 | #define ROAR_CODECFILTER_READ 1 |
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36 | #define ROAR_CODECFILTER_WRITE 2 |
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37 | |
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38 | struct roar_codecfilter { |
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39 | int codec; |
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40 | char * name; |
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41 | char * desc; |
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42 | char * options; |
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43 | int flags; |
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44 | int (*open )(CODECFILTER_USERDATA_T * inst, int codec, |
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45 | struct roar_stream_server * info, |
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46 | struct roar_codecfilter * filter); |
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47 | int (*close)(CODECFILTER_USERDATA_T inst); |
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48 | int (*pause)(CODECFILTER_USERDATA_T inst, int newstate); |
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49 | int (*write)(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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50 | int (*read )(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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51 | int (*flush)(CODECFILTER_USERDATA_T inst); |
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52 | int (*delay)(CODECFILTER_USERDATA_T inst, uint_least32_t * delay); |
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53 | }; |
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54 | |
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55 | |
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56 | #include "codecfilter_cmd.h" |
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57 | #include "codecfilter_wave.h" |
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58 | |
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59 | |
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60 | #ifdef ROAR_HAVE_LIBVORBISFILE |
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61 | #include "codecfilter_vorbis.h" |
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62 | #endif |
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63 | |
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64 | #ifdef ROAR_HAVE_LIBCELT |
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65 | #include "codecfilter_celt.h" |
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66 | #endif |
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67 | |
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68 | #ifdef ROAR_HAVE_LIBSPEEX |
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69 | #include "codecfilter_speex.h" |
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70 | #endif |
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71 | |
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72 | #ifdef ROAR_HAVE_LIBSNDFILE |
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73 | #include "codecfilter_sndfile.h" |
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74 | #endif |
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75 | |
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76 | #ifdef ROAR_HAVE_LIBFISHSOUND |
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77 | #include "codecfilter_fishsound.h" |
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78 | #endif |
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79 | |
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80 | //cf alaw/mulaw: |
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81 | #include <libroardsp/libroardsp.h> |
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82 | |
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83 | void print_codecfilterlist (void); |
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84 | |
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85 | int codecfilter_open (CODECFILTER_USERDATA_T * inst, |
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86 | int * codecfilter_id, char * codecfilter /* NOTE: this is not part of struct roar_codecfilter's def! */, |
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87 | int codec, struct roar_stream_server * info); |
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88 | int codecfilter_close(CODECFILTER_USERDATA_T inst, int codecfilter); |
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89 | int codecfilter_pause(CODECFILTER_USERDATA_T inst, int codecfilter, int newstate); |
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90 | int codecfilter_write(CODECFILTER_USERDATA_T inst, int codecfilter, char * buf, int len); |
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91 | int codecfilter_read (CODECFILTER_USERDATA_T inst, int codecfilter, char * buf, int len); |
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92 | int codecfilter_flush(CODECFILTER_USERDATA_T inst, int codecfilter); |
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93 | int codecfilter_delay(CODECFILTER_USERDATA_T inst, int codecfilter, uint_least32_t * delay); |
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94 | |
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95 | int codecfilter_delay_fulldyn(CODECFILTER_USERDATA_T inst, uint_least32_t * delay); |
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96 | |
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97 | |
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98 | // codecfilter without a own .h: |
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99 | int cf_alaw_open(CODECFILTER_USERDATA_T * inst, int codec, |
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100 | struct roar_stream_server * info, |
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101 | struct roar_codecfilter * filter); |
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102 | |
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103 | int cf_alaw_close(CODECFILTER_USERDATA_T inst); |
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104 | |
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105 | int cf_alaw_read(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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106 | int cf_alaw_write(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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107 | int cf_alaw_delay(CODECFILTER_USERDATA_T inst, uint_least32_t * delay); |
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108 | |
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109 | int cf_mulaw_open(CODECFILTER_USERDATA_T * inst, int codec, |
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110 | struct roar_stream_server * info, |
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111 | struct roar_codecfilter * filter); |
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112 | |
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113 | int cf_mulaw_close(CODECFILTER_USERDATA_T inst); |
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114 | |
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115 | int cf_mulaw_read(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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116 | int cf_mulaw_write(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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117 | // cf_mulaw_delay() would be exactly the same as cf_alaw_delay() so it is just used by mulaw, too. |
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118 | |
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119 | #endif |
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120 | |
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121 | //ll |
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