source: roaraudio/roard/codecfilter.c @ 2833:1998c3a10c8e

Last change on this file since 2833:1998c3a10c8e was 2833:1998c3a10c8e, checked in by phi, 15 years ago

added a _PCM_FILTER() macro
File size: 12.1 KB
Line 
1//codecfilter.c:
2
3/*
4 *      Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008
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, 675 Mass Ave, Cambridge, MA 02139, USA.
22 *
23 */
24
25#define ROAR_REQUIRE_LIBVORBISFILE
26
27#include "roard.h"
28
29#ifndef ROAR_WITHOUT_CF_CMD
30#if !defined(ROAR_HAVE_UNIX) || !defined(ROAR_HAVE_BSDSOCKETS) || !defined(ROAR_HAVE_IO_POSIX)
31#define ROAR_WITHOUT_CF_CMD
32#endif
33#endif
34
35#define _DUMMY_FILTER(codec,name,desc,flags,subsystem) {(codec),(name),(desc),NULL,NULL,(flags),(subsystem), \
36                                                        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL        }
37
38#define _PCM_FILTER(codec) _DUMMY_FILTER(codec, "PCM", "Native PCM Support", \
39                                         ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN, \
40                                         ROAR_SUBSYS_WAVEFORM)
41
42struct roar_codecfilter g_codecfilter[] = {
43 _DUMMY_FILTER(-1, "null", "null codec filter", ROAR_CODECFILTER_NONE, ROAR_SUBSYS_NONE),
44 _PCM_FILTER(-1),
45 _DUMMY_FILTER(ROAR_CODEC_MIDI, "MIDI", "Native MIDI Support",
46               ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN, ROAR_SUBSYS_MIDI),
47 {ROAR_CODEC_DMX512,      "DMX512", "Native DMX512 Support", NULL, NULL,
48                          ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN, ROAR_SUBSYS_LIGHT,
49                                          NULL, NULL, NULL, NULL, NULL, NULL, cf_alaw_delay, NULL},
50
51/*
52#ifdef ROAR_HAVE_LIBSNDFILE
53 {ROAR_CODEC_RIFF_WAVE, "sndfile", "libsndfile codec filter", NULL, ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE,
54  cf_sndfile_open, cf_sndfile_close, NULL, cf_sndfile_write, cf_sndfile_read, NULL},
55#else
56*/
57#ifndef ROAR_WITHOUT_CF_WAVE
58 {ROAR_CODEC_RIFF_WAVE, "RIFF/WAVE", "RIFF/WAVE", NULL, NULL,
59  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU, ROAR_SUBSYS_WAVEFORM,
60  cf_wave_open, cf_wave_close, NULL, cf_wave_write, cf_wave_read, NULL, NULL, cf_wave_ctl},
61#endif
62//#endif
63
64#ifdef ROAR_HAVE_LIBRAUM
65 {ROAR_CODEC_RAUM, "RAUM", "RAUM Container Format", NULL, cf_raum_setup, ROAR_CODECFILTER_WRITE,
66  ROAR_SUBSYS_WAVEFORM|ROAR_SUBSYS_MIDI|ROAR_SUBSYS_LIGHT|ROAR_SUBSYS_RAW|ROAR_SUBSYS_COMPLEX,
67  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},
68#endif
69
70#ifdef ROAR_HAVE_LIBOGG
71 {ROAR_CODEC_OGG, "Ogg", "Ogg Container Format", NULL, NULL, ROAR_CODECFILTER_NONE,
72  ROAR_SUBSYS_WAVEFORM|ROAR_SUBSYS_MIDI,
73  NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
74#endif
75
76#ifdef ROAR_SUPPORT_ALAW
77 {ROAR_CODEC_ALAW, "alaw", "A-Law", NULL, NULL,
78#ifdef ROAR_SUPPORT_ALAW_RW
79  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN,
80#else
81  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_PRETHRU_NN,
82#endif
83  ROAR_SUBSYS_WAVEFORM,
84  cf_alaw_open, cf_alaw_close, NULL,
85#ifdef ROAR_SUPPORT_ALAW_RW
86  cf_alaw_write,
87#else
88  NULL,
89#endif
90  cf_alaw_read, NULL, cf_alaw_delay, NULL},
91#endif
92
93#ifdef ROAR_SUPPORT_MULAW
94 {ROAR_CODEC_MULAW, "mulaw", "mu-Law", NULL, NULL,
95#ifdef ROAR_SUPPORT_MULAW_RW
96  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN,
97#else
98  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_PRETHRU_NN,
99#endif
100  ROAR_SUBSYS_WAVEFORM,
101  cf_mulaw_open, cf_mulaw_close, NULL,
102#ifdef ROAR_SUPPORT_MULAW_RW
103  cf_mulaw_write,
104#else
105  NULL,
106#endif
107  cf_mulaw_read, NULL, cf_alaw_delay, NULL},
108#endif
109
110#ifndef ROAR_WITHOUT_CF_CMD
111#ifdef ROAR_HAVE_BIN_OGG123
112 {ROAR_CODEC_OGG_GENERAL, "cmd",  "ogg123",
113  ROAR_HAVE_BIN_OGG123 " -q -d raw -f - -", NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
114  cf_cmd_open, NULL, NULL, NULL, NULL, NULL, codecfilter_delay_fulldyn, NULL},
115#endif
116#endif
117
118#ifdef ROAR_HAVE_LIBVORBISFILE
119 {ROAR_CODEC_OGG_VORBIS, "oggvorbis", "Ogg Vorbis decoder", NULL, NULL,
120#ifdef ROAR_HAVE_LIBVORBISENC
121 ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU,
122#else
123 ROAR_CODECFILTER_READ,
124#endif
125 ROAR_SUBSYS_WAVEFORM,
126 cf_vorbis_open, cf_vorbis_close, NULL, cf_vorbis_write, cf_vorbis_read, NULL, codecfilter_delay_fulldyn, cf_vorbis_ctl},
127#else
128#ifndef ROAR_WITHOUT_CF_CMD
129#ifdef ROAR_HAVE_BIN_OGG123
130 {ROAR_CODEC_OGG_VORBIS, "cmd",  "ogg123",
131  ROAR_HAVE_BIN_OGG123 " -q -d raw -f - -", NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
132  cf_cmd_open, NULL, NULL, NULL, NULL, NULL, codecfilter_delay_fulldyn, NULL},
133#endif
134#endif
135#endif
136
137#ifdef ROAR_HAVE_LIBFISHSOUND
138 {ROAR_CODEC_OGG_SPEEX, "fishsound",  "libfishsound Xiph Codec library",
139  NULL, NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
140  cf_fishsound_open, cf_fishsound_close, NULL, NULL, cf_fishsound_read, NULL, codecfilter_delay_fulldyn, NULL},
141
142 {ROAR_CODEC_OGG_FLAC, "fishsound",  "libfishsound Xiph Codec library",
143  NULL, NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
144  cf_fishsound_open, cf_fishsound_close, NULL, NULL, cf_fishsound_read, NULL, codecfilter_delay_fulldyn, NULL},
145#endif
146
147#ifndef ROAR_WITHOUT_CF_CMD
148#ifdef ROAR_HAVE_BIN_TIMIDITY
149 {ROAR_CODEC_MIDI_FILE, "MIDIFILE", "timidity MIDI synth",
150  ROAR_HAVE_BIN_TIMIDITY " -Or1sl -s %R -o - -", NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
151  cf_cmd_open, NULL, NULL, NULL, NULL, NULL, codecfilter_delay_fulldyn, NULL},
152#endif
153#endif
154
155#ifdef ROAR_HAVE_LIBCELT
156 {ROAR_CODEC_ROAR_CELT, "RoarCELT", "RoarAudio CELT", NULL, NULL,
157  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU,
158  ROAR_SUBSYS_WAVEFORM,
159  cf_celt_open, cf_celt_close, NULL, cf_celt_write, cf_celt_read, NULL, cf_celt_delay, NULL},
160#endif
161
162#ifdef ROAR_HAVE_LIBSPEEX
163 {ROAR_CODEC_ROAR_SPEEX, "RoarSpeex", "RoarAudio Speex", NULL, NULL,
164  ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU,
165  ROAR_SUBSYS_WAVEFORM,
166  cf_speex_open, cf_speex_close, NULL, cf_speex_write, cf_speex_read, NULL, NULL, NULL},
167#endif
168
169#ifndef ROAR_WITHOUT_CF_CMD
170#ifdef ROAR_HAVE_BIN_FLAC
171 {ROAR_CODEC_FLAC, "cmd",  "flac",
172#if BYTE_ORDER == BIG_ENDIAN
173  ROAR_HAVE_BIN_FLAC " --silent --force-raw-format --sign=signed --endian=big -d - -o -",
174#elif BYTE_ORDER == LITTLE_ENDIAN
175  ROAR_HAVE_BIN_FLAC " --silent --force-raw-format --sign=signed --endian=little -d - -o -",
176#else
177  "false",
178#endif
179  NULL, ROAR_CODECFILTER_READ, ROAR_SUBSYS_WAVEFORM,
180  cf_cmd_open, NULL, NULL, NULL, NULL, NULL, codecfilter_delay_fulldyn, NULL},
181#endif
182#endif
183
184 _DUMMY_FILTER(ROAR_CODEC_ROARDMX, "RoarDMX", "Native RoarDMX Support",
185               ROAR_CODECFILTER_READ|ROAR_CODECFILTER_WRITE|ROAR_CODECFILTER_PRETHRU_NN, ROAR_SUBSYS_LIGHT),
186
187 {-1, NULL, NULL, NULL, NULL, ROAR_CODECFILTER_NONE, ROAR_SUBSYS_NONE,
188  NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL} // end of list
189};
190
191void print_codecfilterlist (void) {
192 int i;
193 int flags;
194 char mode[5];
195 char delay[6];
196 char subsys[7] = "      ";
197 uint_least32_t d;
198
199 printf("  Codec        Filtername   Mode Subsys Delay - Description\n");
200 printf("-------------------------------------------------------------\n");
201
202 for (i = 0; g_codecfilter[i].name != NULL; i++) {
203  strncpy(subsys, "      ", 6);
204
205  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_WAVEFORM )
206   subsys[0] = 'W';
207  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_MIDI )
208   subsys[1] = 'M';
209  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_CB )
210   subsys[2] = 'C';
211  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_LIGHT )
212   subsys[3] = 'L';
213  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_RAW )
214   subsys[4] = 'R';
215  if ( g_codecfilter[i].subsystems & ROAR_SUBSYS_COMPLEX )
216   subsys[5] = 'X';
217
218  flags = g_codecfilter[i].flags;
219
220  if ( flags == ROAR_CODECFILTER_NONE ) {
221   strcpy(mode, "none");
222  } else {
223   strcpy(mode, "    ");
224   if ( flags & ROAR_CODECFILTER_READ )
225    mode[0] = 'r';
226   if ( flags & ROAR_CODECFILTER_WRITE )
227    mode[1] = 'w';
228   if ( flags & ROAR_CODECFILTER_PRETHRU )
229    mode[2] = 'P';
230   if ( flags & ROAR_CODECFILTER_PRETHRU_NN )
231    mode[2] = 'p';
232  }
233
234  *delay = 0;
235  if ( g_codecfilter[i].codec == -1 ) { // null codec filter
236   strcpy(delay, "0ms");
237  } else if ( g_codecfilter[i].delay == NULL ) {
238   strcpy(delay, "?");
239  } else {
240   if ( codecfilter_delay(NULL, i, &d) == -1 ) {
241    strcpy(delay, "dyn");
242   } else {
243    snprintf(delay, 5, "%ims", d/1000);
244   }
245  }
246 
247  printf("  %-12s %-12s %-4s %6s %-5s - %s\n",
248             roar_codec2str(g_codecfilter[i].codec),
249             g_codecfilter[i].name,
250             mode,
251             subsys,
252             delay,
253             g_codecfilter[i].desc
254             );
255 }
256}
257
258int codecfilter_open (CODECFILTER_USERDATA_T * inst,
259                 int * codecfilter_id, char * codecfilter /* NOTE: this is not part of struct roar_codecfilter's def! */,
260                 int codec, struct roar_stream_server * info) {
261 int i;
262 struct roar_codecfilter   * filter = NULL;
263
264 *codecfilter_id = -1;
265
266 ROAR_DBG("codecfilter_open(*): codecfilter='%s', info->id=%i", codecfilter, ROAR_STREAM(info)->id);
267
268 for (i = 0; g_codecfilter[i].name != NULL; i++) {
269  ROAR_DBG("codecfilter_open(*): g_codecfilter[i].codec <-> codec => %i <-> %i", g_codecfilter[i].codec, codec);
270  if ( g_codecfilter[i].codec == codec ) {
271   if ( !codecfilter || strcmp(codecfilter, g_codecfilter[i].name) == 0 ) {
272    *codecfilter_id = i;
273    filter = &g_codecfilter[i];
274    break;
275   }
276  }
277 }
278
279 info->codecfilter = *codecfilter_id;
280
281 if (*codecfilter_id != -1) {
282  if ( filter->open ) {
283   if ( (i = filter->open(inst, codec, info, filter)) == -1 ) {
284    info->codecfilter = *codecfilter_id = -1;
285   }
286   return i;
287  }
288  return 0;
289 }
290
291 return 0; // we found no filter -> ok
292}
293
294int codecfilter_close(CODECFILTER_USERDATA_T   inst, int codecfilter) {
295 ROAR_DBG("codecfilter_close(inst=%p, codecfilter=%i) = ?", inst, codecfilter);
296
297 if ( codecfilter == -1 )
298  return -1;
299
300 if ( g_codecfilter[codecfilter].close )
301  return g_codecfilter[codecfilter].close(inst);
302
303 return 0;
304}
305
306int codecfilter_pause(CODECFILTER_USERDATA_T   inst, int codecfilter, int newstate) {
307 if ( codecfilter == -1 )
308  return -1;
309
310 if ( g_codecfilter[codecfilter].pause )
311  return g_codecfilter[codecfilter].pause(inst, newstate);
312
313 return 0;
314}
315
316int codecfilter_write(CODECFILTER_USERDATA_T   inst, int codecfilter, char * buf, int len) {
317 if ( codecfilter == -1 )
318  return -1;
319
320 if ( g_codecfilter[codecfilter].write )
321  return g_codecfilter[codecfilter].write(inst, buf, len);
322
323 return 0;
324}
325
326int codecfilter_read (CODECFILTER_USERDATA_T   inst, int codecfilter, char * buf, int len) {
327 if ( codecfilter == -1 )
328  return -1;
329
330 errno = 0;
331
332 if ( g_codecfilter[codecfilter].read )
333  return g_codecfilter[codecfilter].read(inst, buf, len);
334
335 return 0;
336}
337
338int codecfilter_flush(CODECFILTER_USERDATA_T   inst, int codecfilter) {
339 if ( codecfilter == -1 )
340  return -1;
341
342 if ( g_codecfilter[codecfilter].flush )
343  return g_codecfilter[codecfilter].flush(inst);
344
345 return 0;
346}
347
348int codecfilter_delay(CODECFILTER_USERDATA_T   inst, int codecfilter, uint_least32_t * delay) {
349 ROAR_DBG("codecfilter_delay(inst=%p, codecfilter=%i, *delay=?) = ?", inst, codecfilter);
350
351 if ( codecfilter == -1 )
352  return -1;
353
354 if ( g_codecfilter[codecfilter].delay )
355  return g_codecfilter[codecfilter].delay(inst, delay);
356
357 return -1;
358}
359
360int codecfilter_ctl  (CODECFILTER_USERDATA_T   inst, int codecfilter, int_least32_t cmd, void * data) {
361 ROAR_DBG("codecfilter_ctl(inst=%p, codecfilter=%i, cmd=0x%.8x, data=%p) = ?", inst, codecfilter, cmd, data);
362 if ( codecfilter == -1 )
363  return -1;
364
365 if ( g_codecfilter[codecfilter].ctl )
366  return g_codecfilter[codecfilter].ctl(inst, cmd, data);
367
368 return -1;
369}
370
371
372int codecfilter_delay_fulldyn(CODECFILTER_USERDATA_T   inst, uint_least32_t * delay) {
373 *delay = 0; // just to be sure
374 return -1;
375}
376
377//ll
Note: See TracBrowser for help on using the repository browser.