source: roaraudio/roard/codecfilter.c @ 4004:f479c0c19c80

Last change on this file since 4004:f479c0c19c80 was 4004:f479c0c19c80, checked in by phi, 14 years ago

added codec filter which already can read AU files
File size: 13.3 KB
Line 
1//codecfilter.c:
2
3/*
4 *      Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2010
5 *
6 *  This file is part of roard 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 *  RoarAudio 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 */
25
26#define ROAR_REQUIRE_LIBVORBISFILE
27
28#include "roard.h"
29
30#ifndef ROAR_WITHOUT_CF_CMD
31#if !defined(ROAR_HAVE_UNIX) || !defined(ROAR_HAVE_BSDSOCKETS) || !defined(ROAR_HAVE_IO_POSIX)
32#define ROAR_WITHOUT_CF_CMD
33#endif
34#endif
35
36#define _DUMMY_FILTER(codec,name,desc,flags,subsystem,delay) {(codec),(name),(desc),NULL,NULL,(flags),(subsystem), \
37                                                              NULL, NULL, NULL, NULL, NULL, NULL, (delay), NULL    }
38
39#define _PCM_FILTER(codec) _DUMMY_FILTER(codec, "PCM", "Native PCM Support", \
40                                         ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN, \
41                                         ROAR_SUBSYS_WAVEFORM, codecfilter_delay_zero)
42
43struct roar_codecfilter g_codecfilter[] = {
44 _DUMMY_FILTER(-1, "null", "null codec filter", ROAR_CODECFILTER_NONE, ROAR_SUBSYS_NONE, NULL),
45 _PCM_FILTER(ROAR_CODEC_PCM_S_LE),
46 _PCM_FILTER(ROAR_CODEC_PCM_S_BE),
47 _PCM_FILTER(ROAR_CODEC_PCM_S_PDP),
48 _PCM_FILTER(ROAR_CODEC_PCM_U_LE),
49 _PCM_FILTER(ROAR_CODEC_PCM_U_BE),
50 _PCM_FILTER(ROAR_CODEC_PCM_U_PDP),
51#ifndef ROAR_WITHOUT_DCOMP_MIDI
52 _DUMMY_FILTER(ROAR_CODEC_MIDI, "MIDI", "Native MIDI Support",
53               ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN, ROAR_SUBSYS_MIDI, NULL),
54#endif
55#ifndef ROAR_WITHOUT_DCOMP_LIGHT
56 {ROAR_CODEC_DMX512,      "DMX512", "Native DMX512 Support", NULL, NULL,
57                          ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN, ROAR_SUBSYS_LIGHT,
58                                          NULL, NULL, NULL, NULL, NULL, NULL, codecfilter_delay_zero, NULL},
59#endif
60#ifndef ROAR_WITHOUT_DCOMP_RDTCS
61 {ROAR_CODEC_RDS,         "RDS", "Native RDS Support", NULL, NULL,
62                          ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN, ROAR_SUBSYS_RDTCS,
63                                          NULL, NULL, NULL, NULL, NULL, NULL, codecfilter_delay_zero, NULL},
64#endif
65
66/*
67#ifdef ROAR_HAVE_LIBSNDFILE
68 {ROAR_CODEC_RIFF_WAVE, "sndfile", "libsndfile codec filter", NULL, ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE,
69  cf_sndfile_open, cf_sndfile_close, NULL, cf_sndfile_write, cf_sndfile_read, NULL},
70#else
71*/
72#ifndef ROAR_WITHOUT_CF_WAVE
73 {ROAR_CODEC_RIFF_WAVE, "RIFF/WAVE", "RIFF/WAVE", NULL, NULL,
74  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU, ROAR_SUBSYS_WAVEFORM,
75  cf_wave_open, cf_wave_close, NULL, cf_wave_write, cf_wave_read, NULL, NULL, cf_wave_ctl},
76#endif
77//#endif
78
79#ifndef ROAR_WITHOUT_CF_AU
80 {ROAR_CODEC_AU, "AU", "AU", NULL, NULL,
81  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU, ROAR_SUBSYS_WAVEFORM,
82  cf_au_open, cf_au_close, NULL, cf_au_write, cf_au_read, NULL, NULL, cf_au_ctl},
83#endif
84
85#ifdef ROAR_HAVE_LIBRAUM
86 {ROAR_CODEC_RAUM, "RAUM", "RAUM Container Format", NULL, cf_raum_setup, ROAR_CODECFILTER_WRITE,
87  ROAR_SUBSYS_WAVEFORM|ROAR_SUBSYS_MIDI|ROAR_SUBSYS_LIGHT|ROAR_SUBSYS_RAW|ROAR_SUBSYS_COMPLEX,
88  cont_fw_cf_open, cont_fw_cf_close, NULL, cont_fw_cf_write, cont_fw_cf_read, cont_fw_cf_flush, NULL, cont_fw_cf_ctl},
89#endif
90
91#ifdef ROAR_HAVE_LIBOGG
92 {ROAR_CODEC_OGG, "Ogg", "Ogg Container Format", NULL, NULL, ROAR_CODECFILTER_NONE,
93  ROAR_SUBSYS_WAVEFORM|ROAR_SUBSYS_MIDI,
94  NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
95#endif
96
97#ifdef ROAR_SUPPORT_ALAW
98 {ROAR_CODEC_ALAW, "alaw", "A-Law", NULL, NULL,
99#ifdef ROAR_SUPPORT_ALAW_RW
100  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN,
101#else
102  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_PRETHRU_NN,
103#endif
104  ROAR_SUBSYS_WAVEFORM,
105  cf_alaw_open, cf_alaw_close, NULL,
106#ifdef ROAR_SUPPORT_ALAW_RW
107  cf_alaw_write,
108#else
109  NULL,
110#endif
111  cf_alaw_read, NULL, codecfilter_delay_zero, NULL},
112#endif
113
114#ifdef ROAR_SUPPORT_MULAW
115 {ROAR_CODEC_MULAW, "mulaw", "mu-Law", NULL, NULL,
116#ifdef ROAR_SUPPORT_MULAW_RW
117  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN,
118#else
119  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_PRETHRU_NN,
120#endif
121  ROAR_SUBSYS_WAVEFORM,
122  cf_mulaw_open, cf_mulaw_close, NULL,
123#ifdef ROAR_SUPPORT_MULAW_RW
124  cf_mulaw_write,
125#else
126  NULL,
127#endif
128  cf_mulaw_read, NULL, codecfilter_delay_zero, NULL},
129#endif
130
131#ifndef ROAR_WITHOUT_CF_CMD
132#ifdef ROAR_HAVE_BIN_OGG123
133 {ROAR_CODEC_OGG_GENERAL, "cmd",  "ogg123",
134  ROAR_HAVE_BIN_OGG123 " -q -d raw -f - -", NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
135  cf_cmd_open, NULL, NULL, NULL, NULL, NULL, codecfilter_delay_fulldyn, NULL},
136#endif
137#endif
138
139#ifdef ROAR_HAVE_LIBVORBISFILE
140 {ROAR_CODEC_OGG_VORBIS, "oggvorbis", "Ogg Vorbis decoder", NULL, NULL,
141#ifdef ROAR_HAVE_LIBVORBISENC
142 ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU,
143#else
144 ROAR_CODECFILTER_READ,
145#endif
146 ROAR_SUBSYS_WAVEFORM,
147 cf_vorbis_open, cf_vorbis_close, NULL, cf_vorbis_write, cf_vorbis_read, NULL, codecfilter_delay_fulldyn, cf_vorbis_ctl},
148#else
149#ifndef ROAR_WITHOUT_CF_CMD
150#ifdef ROAR_HAVE_BIN_OGG123
151 {ROAR_CODEC_OGG_VORBIS, "cmd",  "ogg123",
152  ROAR_HAVE_BIN_OGG123 " -q -d raw -f - -", NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
153  cf_cmd_open, NULL, NULL, NULL, NULL, NULL, codecfilter_delay_fulldyn, NULL},
154#endif
155#endif
156#endif
157
158#ifdef ROAR_HAVE_LIBFISHSOUND
159 {ROAR_CODEC_OGG_SPEEX, "fishsound",  "libfishsound Xiph Codec library",
160  NULL, NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
161  cf_fishsound_open, cf_fishsound_close, NULL, NULL, cf_fishsound_read, NULL, codecfilter_delay_fulldyn, NULL},
162
163 {ROAR_CODEC_OGG_FLAC, "fishsound",  "libfishsound Xiph Codec library",
164  NULL, NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
165  cf_fishsound_open, cf_fishsound_close, NULL, NULL, cf_fishsound_read, NULL, codecfilter_delay_fulldyn, NULL},
166#endif
167
168#ifndef ROAR_WITHOUT_CF_CMD
169#ifdef ROAR_HAVE_BIN_TIMIDITY
170 {ROAR_CODEC_MIDI_FILE, "MIDIFILE", "timidity MIDI synth",
171  ROAR_HAVE_BIN_TIMIDITY " -Or1sl -s %R -o - -", NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
172  cf_cmd_open, NULL, NULL, NULL, NULL, NULL, codecfilter_delay_fulldyn, NULL},
173#endif
174#endif
175
176#ifdef ROAR_HAVE_LIBCELT
177 {ROAR_CODEC_ROAR_CELT, "RoarCELT", "RoarAudio CELT", NULL, NULL,
178  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU,
179  ROAR_SUBSYS_WAVEFORM,
180  cf_celt_open, cf_celt_close, NULL, cf_celt_write, cf_celt_read, NULL, cf_celt_delay, NULL},
181#endif
182
183#ifdef ROAR_HAVE_LIBSPEEX
184 {ROAR_CODEC_ROAR_SPEEX, "RoarSpeex", "RoarAudio Speex", NULL, NULL,
185  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU,
186  ROAR_SUBSYS_WAVEFORM,
187  cf_speex_open, cf_speex_close, NULL, cf_speex_write, cf_speex_read, NULL, NULL, NULL},
188#endif
189
190#ifndef ROAR_WITHOUT_CF_CMD
191#ifdef ROAR_HAVE_BIN_FLAC
192 {ROAR_CODEC_FLAC, "cmd",  "flac",
193#if BYTE_ORDER == BIG_ENDIAN
194  ROAR_HAVE_BIN_FLAC " --silent --force-raw-format --sign=signed --endian=big -d - -o -",
195#elif BYTE_ORDER == LITTLE_ENDIAN
196  ROAR_HAVE_BIN_FLAC " --silent --force-raw-format --sign=signed --endian=little -d - -o -",
197#else
198  "false",
199#endif
200  NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
201  cf_cmd_open, NULL, NULL, NULL, NULL, NULL, codecfilter_delay_fulldyn, NULL},
202#endif
203#endif
204
205#ifndef ROAR_WITHOUT_DCOMP_LIGHT
206 _DUMMY_FILTER(ROAR_CODEC_ROARDMX, "RoarDMX", "Native RoarDMX Support",
207               ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN, ROAR_SUBSYS_LIGHT, NULL),
208#endif
209
210 {-1, NULL, NULL, NULL, NULL, ROAR_CODECFILTER_NONE, ROAR_SUBSYS_NONE,
211  NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL} // end of list
212};
213
214void print_codecfilterlist (void) {
215 int i;
216 int flags;
217 char mode[5];
218 char delay[6];
219 char subsys[7] = "      ";
220 uint_least32_t d;
221
222 printf("  Codec        Filtername   Mode Subsys Delay - Description\n");
223 printf("-------------------------------------------------------------\n");
224
225 for (i = 0; g_codecfilter[i].name != NULL; i++) {
226  strncpy(subsys, "      ", 6);
227
228  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_WAVEFORM )
229   subsys[0] = 'W';
230  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_MIDI )
231   subsys[1] = 'M';
232  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_CB )
233   subsys[2] = 'C';
234  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_LIGHT )
235   subsys[3] = 'L';
236  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_RAW )
237   subsys[4] = 'R';
238  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_COMPLEX )
239   subsys[5] = 'X';
240
241  flags = g_codecfilter[i].flags;
242
243  if ( flags == ROAR_CODECFILTER_NONE ) {
244   strcpy(mode, "none");
245  } else {
246   strcpy(mode, "    ");
247   if ( flags & ROAR_CODECFILTER_READ )
248    mode[0] = 'r';
249   if ( flags & ROAR_CODECFILTER_WRITE )
250    mode[1] = 'w';
251   if ( flags & ROAR_CODECFILTER_PRETHRU )
252    mode[2] = 'P';
253   if ( flags & ROAR_CODECFILTER_PRETHRU_NN )
254    mode[2] = 'p';
255  }
256
257  *delay = 0;
258  if ( g_codecfilter[i].codec == -1 ) { // null codec filter
259   strcpy(delay, "0ms");
260  } else if ( g_codecfilter[i].delay == NULL ) {
261   strcpy(delay, "?");
262  } else {
263   if ( codecfilter_delay(NULL, i, &d) == -1 ) {
264    strcpy(delay, "dyn");
265   } else {
266    snprintf(delay, 5, "%ims", d/1000);
267   }
268  }
269 
270  printf("  %-12s %-12s %-4s %6s %-5s - %s\n",
271             roar_codec2str(g_codecfilter[i].codec),
272             g_codecfilter[i].name,
273             mode,
274             subsys,
275             delay,
276             g_codecfilter[i].desc
277             );
278 }
279}
280
281int codecfilter_open (CODECFILTER_USERDATA_T * inst,
282                 int * codecfilter_id, char * codecfilter /* NOTE: this is not part of struct roar_codecfilter's def! */,
283                 int codec, struct roar_stream_server * info) {
284 int i;
285 struct roar_codecfilter   * filter = NULL;
286
287 *codecfilter_id = -1;
288
289 ROAR_DBG("codecfilter_open(*): codecfilter='%s', info->id=%i", codecfilter, ROAR_STREAM(info)->id);
290
291 for (i = 0; g_codecfilter[i].name != NULL; i++) {
292  ROAR_DBG("codecfilter_open(*): g_codecfilter[i].codec <-> codec => %i <-> %i", g_codecfilter[i].codec, codec);
293  if ( g_codecfilter[i].codec == codec ) {
294   if ( !codecfilter || strcmp(codecfilter, g_codecfilter[i].name) == 0 ) {
295    *codecfilter_id = i;
296    filter = &g_codecfilter[i];
297    break;
298   }
299  }
300 }
301
302 info->codecfilter = *codecfilter_id;
303
304 if (*codecfilter_id != -1) {
305  if ( filter->open != NULL ) {
306   if ( (i = filter->open(inst, codec, info, filter)) == -1 ) {
307    info->codecfilter = *codecfilter_id = -1;
308   }
309   return i;
310  } else {
311   // in case we can not open the filter we will not use it
312   *codecfilter_id   = -1;
313   info->codecfilter = -1;
314  }
315  return 0;
316 }
317
318 return -1; // we found no filter -> ok
319}
320
321int codecfilter_close(CODECFILTER_USERDATA_T   inst, int codecfilter) {
322 ROAR_DBG("codecfilter_close(inst=%p, codecfilter=%i) = ?", inst, codecfilter);
323
324 if ( codecfilter == -1 )
325  return -1;
326
327 if ( g_codecfilter[codecfilter].close )
328  return g_codecfilter[codecfilter].close(inst);
329
330 return 0;
331}
332
333int codecfilter_pause(CODECFILTER_USERDATA_T   inst, int codecfilter, int newstate) {
334 if ( codecfilter == -1 )
335  return -1;
336
337 if ( g_codecfilter[codecfilter].pause )
338  return g_codecfilter[codecfilter].pause(inst, newstate);
339
340 return 0;
341}
342
343int codecfilter_write(CODECFILTER_USERDATA_T   inst, int codecfilter, char * buf, int len) {
344 if ( codecfilter == -1 )
345  return -1;
346
347 if ( g_codecfilter[codecfilter].write )
348  return g_codecfilter[codecfilter].write(inst, buf, len);
349
350 return 0;
351}
352
353int codecfilter_read (CODECFILTER_USERDATA_T   inst, int codecfilter, char * buf, int len) {
354 if ( codecfilter == -1 )
355  return -1;
356
357 errno = 0;
358
359 if ( g_codecfilter[codecfilter].read )
360  return g_codecfilter[codecfilter].read(inst, buf, len);
361
362 return 0;
363}
364
365int codecfilter_flush(CODECFILTER_USERDATA_T   inst, int codecfilter) {
366 if ( codecfilter == -1 )
367  return -1;
368
369 if ( g_codecfilter[codecfilter].flush )
370  return g_codecfilter[codecfilter].flush(inst);
371
372 return 0;
373}
374
375int codecfilter_delay(CODECFILTER_USERDATA_T   inst, int codecfilter, uint_least32_t * delay) {
376 ROAR_DBG("codecfilter_delay(inst=%p, codecfilter=%i, *delay=?) = ?", inst, codecfilter);
377
378 if ( codecfilter == -1 )
379  return -1;
380
381 if ( g_codecfilter[codecfilter].delay )
382  return g_codecfilter[codecfilter].delay(inst, delay);
383
384 return -1;
385}
386
387int codecfilter_ctl  (CODECFILTER_USERDATA_T   inst, int codecfilter, int_least32_t cmd, void * data) {
388 ROAR_DBG("codecfilter_ctl(inst=%p, codecfilter=%i, cmd=0x%.8x, data=%p) = ?", inst, codecfilter, cmd, data);
389 if ( codecfilter == -1 )
390  return -1;
391
392 if ( g_codecfilter[codecfilter].ctl )
393  return g_codecfilter[codecfilter].ctl(inst, cmd, data);
394
395 return -1;
396}
397
398
399int codecfilter_delay_fulldyn(CODECFILTER_USERDATA_T   inst, uint_least32_t * delay) {
400 *delay = 0; // just to be sure
401 return -1;
402}
403
404int codecfilter_delay_zero(CODECFILTER_USERDATA_T   inst, uint_least32_t * delay) {
405 // this codec does not create any addition latency.
406
407 *delay = 0;
408 return 0;
409}
410
411//ll
Note: See TracBrowser for help on using the repository browser.