[169] | 1 | //codecfilter.h: |
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| 2 | |
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[668] | 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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[169] | 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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[170] | 30 | #define CODECFILTER_USERDATA_T void * |
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| 31 | |
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[195] | 32 | struct roar_stream_server; |
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[170] | 33 | |
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[612] | 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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[1238] | 38 | |
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| 39 | #define ROAR_CODECFILTER_CTL_NOOP ROAR_STREAM_CTL_COMP_CF|0x0000 /* noop... */ |
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| 40 | #define ROAR_CODECFILTER_CTL_BASE ROAR_STREAM_CTL_COMP_CF|0x0000 /* Base ops... */ |
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| 41 | #define ROAR_CODECFILTER_CTL_META ROAR_STREAM_CTL_COMP_CF|0x1000 /* Meta data things... */ |
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| 42 | |
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[2083] | 43 | #define ROAR_CODECFILTER_CTL_SET 0x0002 |
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| 44 | #define ROAR_CODECFILTER_CTL_GET 0x0003 |
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| 45 | |
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[1238] | 46 | #define ROAR_CODECFILTER_CTL_UPDATE 0x0001 |
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| 47 | |
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[2083] | 48 | #define ROAR_CODECFILTER_CTL_Q 0x0010 |
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| 49 | #define ROAR_CODECFILTER_CTL_SET_Q ROAR_CODECFILTER_CTL_BASE|ROAR_CODECFILTER_CTL_Q|ROAR_CODECFILTER_CTL_SET |
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| 50 | #define ROAR_CODECFILTER_CTL_GET_Q ROAR_CODECFILTER_CTL_BASE|ROAR_CODECFILTER_CTL_Q|ROAR_CODECFILTER_CTL_GET |
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| 51 | |
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[1238] | 52 | #define ROAR_CODECFILTER_CTL_META_UPDATE ROAR_CODECFILTER_CTL_META|ROAR_CODECFILTER_CTL_UPDATE |
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| 53 | |
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| 54 | #define ROAR_CODECFILTER_CTL2CMD(x) ((x) & (~ROAR_STREAM_CTL_COMP_CF)) |
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| 55 | |
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[170] | 56 | struct roar_codecfilter { |
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[176] | 57 | int codec; |
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[170] | 58 | char * name; |
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| 59 | char * desc; |
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[171] | 60 | char * options; |
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[612] | 61 | int flags; |
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[193] | 62 | int (*open )(CODECFILTER_USERDATA_T * inst, int codec, |
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[171] | 63 | struct roar_stream_server * info, |
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| 64 | struct roar_codecfilter * filter); |
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[170] | 65 | int (*close)(CODECFILTER_USERDATA_T inst); |
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| 66 | int (*pause)(CODECFILTER_USERDATA_T inst, int newstate); |
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| 67 | int (*write)(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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| 68 | int (*read )(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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| 69 | int (*flush)(CODECFILTER_USERDATA_T inst); |
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[1144] | 70 | int (*delay)(CODECFILTER_USERDATA_T inst, uint_least32_t * delay); |
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[1223] | 71 | int (*ctl )(CODECFILTER_USERDATA_T inst, int cmd, void * data); |
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[170] | 72 | }; |
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| 73 | |
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[172] | 74 | |
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| 75 | #include "codecfilter_cmd.h" |
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[561] | 76 | #include "codecfilter_wave.h" |
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| 77 | |
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| 78 | |
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[204] | 79 | #ifdef ROAR_HAVE_LIBVORBISFILE |
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| 80 | #include "codecfilter_vorbis.h" |
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| 81 | #endif |
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[172] | 82 | |
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[323] | 83 | #ifdef ROAR_HAVE_LIBCELT |
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| 84 | #include "codecfilter_celt.h" |
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| 85 | #endif |
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[172] | 86 | |
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[371] | 87 | #ifdef ROAR_HAVE_LIBSPEEX |
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| 88 | #include "codecfilter_speex.h" |
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| 89 | #endif |
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| 90 | |
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[851] | 91 | #ifdef ROAR_HAVE_LIBSNDFILE |
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| 92 | #include "codecfilter_sndfile.h" |
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| 93 | #endif |
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| 94 | |
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[992] | 95 | #ifdef ROAR_HAVE_LIBFISHSOUND |
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| 96 | #include "codecfilter_fishsound.h" |
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| 97 | #endif |
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| 98 | |
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| 99 | //cf alaw/mulaw: |
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[783] | 100 | #include <libroardsp/libroardsp.h> |
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| 101 | |
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[170] | 102 | void print_codecfilterlist (void); |
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| 103 | |
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| 104 | int codecfilter_open (CODECFILTER_USERDATA_T * inst, |
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| 105 | int * codecfilter_id, char * codecfilter /* NOTE: this is not part of struct roar_codecfilter's def! */, |
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[193] | 106 | int codec, struct roar_stream_server * info); |
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[170] | 107 | int codecfilter_close(CODECFILTER_USERDATA_T inst, int codecfilter); |
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| 108 | int codecfilter_pause(CODECFILTER_USERDATA_T inst, int codecfilter, int newstate); |
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| 109 | int codecfilter_write(CODECFILTER_USERDATA_T inst, int codecfilter, char * buf, int len); |
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| 110 | int codecfilter_read (CODECFILTER_USERDATA_T inst, int codecfilter, char * buf, int len); |
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| 111 | int codecfilter_flush(CODECFILTER_USERDATA_T inst, int codecfilter); |
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[1144] | 112 | int codecfilter_delay(CODECFILTER_USERDATA_T inst, int codecfilter, uint_least32_t * delay); |
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[1224] | 113 | int codecfilter_ctl (CODECFILTER_USERDATA_T inst, int codecfilter, int_least32_t cmd, void * data); |
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[1144] | 114 | |
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| 115 | int codecfilter_delay_fulldyn(CODECFILTER_USERDATA_T inst, uint_least32_t * delay); |
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| 116 | |
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[170] | 117 | |
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[736] | 118 | // codecfilter without a own .h: |
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| 119 | int cf_alaw_open(CODECFILTER_USERDATA_T * inst, int codec, |
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| 120 | struct roar_stream_server * info, |
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| 121 | struct roar_codecfilter * filter); |
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| 122 | |
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| 123 | int cf_alaw_close(CODECFILTER_USERDATA_T inst); |
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| 124 | |
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| 125 | int cf_alaw_read(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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| 126 | int cf_alaw_write(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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[1144] | 127 | int cf_alaw_delay(CODECFILTER_USERDATA_T inst, uint_least32_t * delay); |
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[170] | 128 | |
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[922] | 129 | int cf_mulaw_open(CODECFILTER_USERDATA_T * inst, int codec, |
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| 130 | struct roar_stream_server * info, |
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| 131 | struct roar_codecfilter * filter); |
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| 132 | |
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| 133 | int cf_mulaw_close(CODECFILTER_USERDATA_T inst); |
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| 134 | |
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| 135 | int cf_mulaw_read(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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| 136 | int cf_mulaw_write(CODECFILTER_USERDATA_T inst, char * buf, int len); |
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[1144] | 137 | // cf_mulaw_delay() would be exactly the same as cf_alaw_delay() so it is just used by mulaw, too. |
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[922] | 138 | |
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[169] | 139 | #endif |
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| 140 | |
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| 141 | //ll |
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