source: roaraudio/roard/streams.c @ 4521:4277b6a0c8a1

Last change on this file since 4521:4277b6a0c8a1 was 4521:4277b6a0c8a1, checked in by phi, 13 years ago

fixed a lot compiler warnings

File size: 53.9 KB
Line 
1//streams.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#include "roard.h"
27
28#define _CHECK_SID_RET(id,ret) if ( (id) < 0 || (id) > ROAR_STREAMS_MAX || g_streams[(id)] == NULL ) return (ret)
29#define _CHECK_SID(id)         _CHECK_SID_RET((id), -1)
30
31int streams_thru_num     =  0;
32int streams_recsource_id = -1;
33
34static void _streams_change_state(struct roar_stream_server * s, const int new, const char * func) {
35 register int id  = ROAR_STREAM(s)->id;
36 register int old = s->state;
37
38 s->state = new;
39
40 if ( func == NULL ) {
41  func = "(unknown)";
42 }
43
44 ROAR_INFO("_streams_change_state[by %s](id=%i): stream state: %s->%s", ROAR_DBG_INFO_VERBOSE,
45            func,
46            ROAR_STREAM(s)->id,
47            roar_streamstate2str(old), roar_streamstate2str(new));
48
49 roar_notify_core_emit_simple(ROAR_OE_BASICS_CHANGE_STATE, -1, id, ROAR_OT_STREAM, old, new, NULL, 0);
50}
51
52int streams_init (void) {
53 int i;
54
55 for (i = 0; i < ROAR_STREAMS_MAX; i++)
56  g_streams[i] = NULL;
57
58 return 0;
59}
60
61int streams_free (void) {
62 int i;
63
64 for (i = 0; i < ROAR_STREAMS_MAX; i++) {
65  if ( g_streams[i] != NULL ) {
66   streams_delete(i);
67  }
68 }
69
70 return 0;
71}
72
73
74int streams_new    (void) {
75 int i, j;
76 struct roar_stream        * n = NULL;
77 struct roar_stream_server * s = NULL;
78
79#ifdef ROAR_SUPPORT_LISTEN
80 if ( g_terminate && !g_no_listen ) // don't accept new streams in case of termination state
81  return -1;
82#else
83 if ( g_terminate )                 // don't accept new streams in case of termination state
84  return -1;
85#endif
86
87 for (i = 0; i < ROAR_STREAMS_MAX; i++) {
88  if ( g_streams[i] == NULL ) {
89   s = ROAR_STREAM_SERVER(n = ROAR_STREAM(roar_mm_malloc(sizeof(struct roar_stream_server))));
90   if ( n == NULL ) {
91    ROAR_ERR("streams_new(void): can not allocate memory for new stream: %s", strerror(errno));
92    ROAR_DBG("streams_new(void) = -1");
93    return -1;
94   }
95
96   memset(s, 0, sizeof(struct roar_stream_server));
97
98   n->id         = i;
99   n->fh         = -1;
100   n->pos_rel_id = -1;
101/*
102   n->database   = NULL;
103   n->dataoff    = NULL;
104   n->datalen    = 0;
105   n->offset     = 0;
106*/
107   n->pos        = 0;
108
109   s->name            = NULL;
110
111   s->state           = ROAR_STREAMSTATE_INITING;
112
113   s->client          = -1;
114   s->socktype        = ROAR_SOCKET_TYPE_UNKNOWN;
115   s->buffer          = NULL;
116   s->need_extra      =  0;
117   s->output          = NULL;
118   s->is_new          =  1;
119   s->codecfilter     = -1;
120   s->pre_underruns   =  0;
121   s->post_underruns  =  0;
122   s->delay           =  0;
123   s->codec_orgi      = -1;
124   s->primary         =  0;
125   s->ready           =  0;
126   s->outputbuffer    = NULL;
127   s->prethru         = NULL;
128   s->mixer_stream    = -1;
129   s->role            = ROAR_ROLE_UNKNOWN;
130   s->parent_stream   = -1;
131
132   s->mixer.scale     = 65535;
133   s->mixer.rpg_mul   = 1;
134   s->mixer.rpg_div   = 1;
135   for (j = 0; j < ROAR_MAX_CHANNELS; j++)
136    s->mixer.mixer[j] = 65535;
137
138#ifdef ROAR_SUPPORT_META
139   for (j = 0; j < ROAR_META_MAX_PER_STREAM; j++) {
140    s->meta[j].type   = ROAR_META_TYPE_NONE;
141    s->meta[j].key[0] = 0;
142    s->meta[j].value  = NULL;
143   }
144#endif
145
146   roar_vio_init_calls(&(s->vio));
147   roar_vio_init_calls(&(s->jumbo));
148   s->viop      = &(s->vio);
149   s->driver_id = -1;
150   s->flags     =  ROAR_FLAG_NONE;
151
152   s->mixerstream =  NULL;
153
154   //roardsp_fchain_init(&(s->fc));
155
156   g_streams[i] = s;
157   counters_inc(streams, 1);
158   ROAR_INFO("streams_new(void): New stream %i created (state=initing)", ROAR_DBG_INFO_VERBOSE, i);
159   ROAR_DBG("streams_new(void): n->id=%i", n->id);
160   roar_notify_core_emit_snoargs(ROAR_OE_BASICS_NEW, -1, i, ROAR_OT_STREAM);
161   ROAR_DBG("streams_new(void) = %i", i);
162   return i;
163  }
164 }
165
166 return -1;
167}
168
169int streams_delete (int id) {
170 struct roar_stream_server * s;
171 int prim;
172 int no_vio_close = 0;
173 int i;
174 int client;
175
176 _CHECK_SID(id);
177
178 if ( (s = g_streams[id]) == NULL )
179  return 0;
180
181 ROAR_DBG("streams_delete(id=%i) = ?", id);
182 ROAR_DBG("streams_delete(id=%i): g_streams[id]->id=%i", id, ROAR_STREAM(s)->id);
183
184 // in case we are allready closing it...
185 if ( s->state == ROAR_STREAMSTATE_CLOSING )
186  return 0;
187
188 _streams_change_state(s, ROAR_STREAMSTATE_CLOSING, "streams_delete");
189 roar_notify_core_emit_snoargs(ROAR_OE_BASICS_DELETE, -1, id, ROAR_OT_STREAM);
190
191 counters_inc(streams, -1);
192
193 if ( streams_get_flag(id, ROAR_FLAG_RECSOURCE) == 1 )
194  streams_reset_flag(id, ROAR_FLAG_RECSOURCE);
195
196 for (i = 0; i < ROAR_STREAMS_MAX; i++) {
197  if ( g_streams[i] != NULL && ROAR_STREAM(g_streams[i])->pos_rel_id == id ) {
198   switch (ROAR_STREAM(g_streams[i])->dir) {
199    case ROAR_DIR_THRU:
200    case ROAR_DIR_RAW_IN:
201      if ( i != id )
202       streams_delete(i);
203     break;
204    default:
205      if ( streams_get_flag(i, ROAR_FLAG_VIRTUAL) == 1 ) {
206       if ( i != id ) {
207        ROAR_DBG("streams_delete(id=%i): Deleting virtual child stream %i", id, i);
208        streams_delete(i);
209       }
210      } else {
211       ROAR_STREAM(g_streams[i])->pos_rel_id = -1;
212      }
213   }
214  }
215 }
216
217 if ( ROAR_STREAM(s)->dir == ROAR_DIR_THRU )
218  streams_thru_num--;
219
220 if ( streams_get_flag(id, ROAR_FLAG_VIRTUAL) == 1 ) {
221  // we un-group the stream here to avoid a client deleting the parent deleting the client deleting ...
222  i      = ROAR_STREAM(s)->pos_rel_id;
223  if ( i != -1 ) {
224   ROAR_STREAM(s)->pos_rel_id = -1;
225   client = streams_get_client(id);
226   streams_set_client(id, -1);
227   ROAR_DBG("streams_delete(id=%i): Stream has flag virtual, notifying parent stream %i", id, i);
228   streams_ctl(i, ROAR_CODECFILTER_CTL_VIRTUAL_DELETE|ROAR_STREAM_CTL_TYPE_INT, &id);
229   ROAR_DBG("streams_delete(id=%i): Notify send to stream %i", id, i);
230   streams_set_client(id, client);
231   ROAR_STREAM(s)->pos_rel_id = i;
232  }
233 }
234
235#ifdef ROAR_SUPPORT_META
236 // delete meta data form other meta streams if needed
237 if ( streams_get_flag(id, ROAR_FLAG_META) == 1 ) {
238  ROAR_DBG("streams_delete(id=%i): deleting meta stream!", id);
239  stream_meta_clear(id);
240  stream_meta_finalize(id);
241 }
242#endif
243
244 if ( s->codecfilter != -1 ) {
245  codecfilter_close(s->codecfilter_inst, s->codecfilter);
246  s->codecfilter_inst = NULL;
247  s->codecfilter = -1;
248 }
249
250 if ( s->driver_id != -1 ) {
251  driver_closevio(&(s->vio), s->driver_id);
252  roar_vio_init_calls(&(s->vio));
253  s->driver_id = -1;
254  no_vio_close =  1;
255 }
256
257 if ( s->mixerstream != NULL ) {
258  hwmixer_close(id);
259 }
260
261 //roardsp_fchain_uninit(&(s->fc));
262
263 if ( s->client != -1 ) {
264  ROAR_DBG("streams_delete(id=%i): Stream is owned by client %i", id, g_streams[id]->client);
265  client_stream_delete(s->client, id);
266 }
267
268 stream_outputbuffer_destroy(id);
269 stream_prethru_destroy(id);
270
271 if ( s->buffer != NULL )
272  roar_buffer_free(s->buffer);
273
274 if ( s->output != NULL )
275  free(s->output);
276
277/*
278 if ( ROAR_STREAM(s)->fh != -1 )
279  close(ROAR_STREAM(s)->fh);
280*/
281
282 if ( !no_vio_close )
283  roar_vio_close(s->viop);
284
285 prim = s->primary;
286
287 if ( s->name != NULL )
288  free(s->name);
289
290 roar_mm_free(s);
291
292 g_streams[id] = NULL;
293
294 if ( prim && alive ) {
295  alive = 0;
296  clean_quit();
297 }
298
299 ROAR_INFO("streams_delete(id=%i): stream deleted", ROAR_DBG_INFO_VERBOSE, id);
300 ROAR_DBG("streams_delete(id=%i) = 0", id);
301 return 0;
302}
303
304int streams_set_client (int id, int client) {
305
306 _CHECK_SID(id);
307
308 ROAR_DBG("streams_set_client(id=%i): g_streams[id]->id=%i", id, ROAR_STREAM(g_streams[id])->id);
309 g_streams[id]->client = client;
310
311 return 0;
312}
313
314int streams_get_client (int id) {
315 _CHECK_SID(id);
316
317 return g_streams[id]->client;
318}
319
320int streams_set_dir    (int id, int dir, int defaults) {
321 struct roar_stream_server * ss;
322
323 _CHECK_SID(id);
324
325 if ( (ss = g_streams[id]) == NULL )
326  return -1;
327
328 ROAR_STREAM(ss)->dir = dir;
329
330 if ( dir == ROAR_DIR_THRU )
331  streams_thru_num++;
332
333 if ( defaults ) {
334  if ( dir <= 0 || dir >= ROAR_DIR_DIRIDS )
335   return -1;
336
337  ROAR_DBG("streams_set_dir(*): g_config->streams[dir=%i].flags = 0x%.4x", dir, g_config->streams[dir].flags);
338
339  if ( streams_set_flag(id, g_config->streams[dir].flags) == -1 ) {
340   ROAR_DBG("streams_set_dir(*) = -1 // can not set stream flags");
341   return -1;
342  }
343
344   ss->mixer.scale   = g_config->streams[dir].mixer.scale;
345   ss->mixer.rpg_mul = g_config->streams[dir].mixer.rpg_mul;
346   ss->mixer.rpg_div = g_config->streams[dir].mixer.rpg_div;
347 }
348
349 if ( dir != ROAR_DIR_MIXING ) {
350  switch (streams_get_subsys(id)) {
351   case ROAR_SUBSYS_WAVEFORM:
352     streams_set_mixer_stream(id, g_waveform_mixer.stream);
353     roardsp_chanlist_init(ss->chanmap.in,  ROAR_STREAM(ss)->info.channels, ROARDSP_CHANLIST_MAP_ROARAUDIO);
354    break;
355#ifndef ROAR_WITHOUT_DCOMP_MIDI
356   case ROAR_SUBSYS_MIDI:
357     roardsp_chanlist_init(ss->chanmap.in,  ROAR_STREAM(ss)->info.channels, ROARDSP_CHANLIST_MAP_MIDI);
358     streams_set_mixer_stream(id, g_midi_mixer.stream);
359    break;
360#endif
361#ifndef ROAR_WITHOUT_DCOMP_LIGHT
362   case ROAR_SUBSYS_LIGHT:
363     streams_set_mixer_stream(id, g_light_mixer.stream);
364    break;
365#endif
366  }
367
368  memcpy(ss->chanmap.out, ss->chanmap.in, sizeof(ss->chanmap.out));
369  streams_set_map(id, NULL, 0);
370 } else {
371  streams_set_mixer_stream(id, id);
372 }
373
374 ROAR_DBG("streams_set_dir(*) = 0");
375 return 0;
376}
377
378int streams_get_dir    (int id) {
379 struct roar_stream_server * ss;
380
381 _CHECK_SID(id);
382
383 if ( (ss = g_streams[id]) == NULL )
384  return -1;
385
386 return ROAR_STREAM(ss)->dir;
387}
388
389int streams_set_mixer_stream(int id, int mixer) {
390 struct roar_stream_server * ss;
391
392 _CHECK_SID(id);
393
394 if ( (ss = g_streams[id]) == NULL )
395  return -1;
396
397 ss->mixer_stream = mixer;
398
399 return 0;
400}
401
402int streams_get_mixer_stream(int id, int mixer) {
403 struct roar_stream_server * ss;
404
405 _CHECK_SID(id);
406
407 if ( (ss = g_streams[id]) == NULL )
408  return -1;
409
410 return ss->mixer_stream;
411}
412
413int streams_set_role   (int id, int role) {
414 struct roar_stream_server * ss;
415
416 _CHECK_SID(id);
417
418 if ( (ss = g_streams[id]) == NULL )
419  return -1;
420
421 ss->role = role;
422
423 return 0;
424}
425
426int streams_get_subsys (int id) {
427 struct roar_stream_server * ss;
428
429 _CHECK_SID(id);
430
431 if ( (ss = g_streams[id]) == NULL )
432  return -1;
433
434 switch (ROAR_STREAM(ss)->dir) {
435  case ROAR_DIR_PLAY:
436  case ROAR_DIR_RECORD:
437  case ROAR_DIR_MONITOR:
438  case ROAR_DIR_FILTER:
439  case ROAR_DIR_OUTPUT:
440  case ROAR_DIR_BIDIR:
441    return ROAR_SUBSYS_WAVEFORM;
442   break;
443  case ROAR_DIR_MIDI_IN:
444  case ROAR_DIR_MIDI_OUT:
445    return ROAR_SUBSYS_MIDI;
446   break;
447  case ROAR_DIR_LIGHT_IN:
448  case ROAR_DIR_LIGHT_OUT:
449    return ROAR_SUBSYS_LIGHT;
450   break;
451  case ROAR_DIR_RAW_IN:
452  case ROAR_DIR_RAW_OUT:
453    return ROAR_SUBSYS_RAW;
454   break;
455  case ROAR_DIR_COMPLEX_IN:
456  case ROAR_DIR_COMPLEX_OUT:
457    return ROAR_SUBSYS_COMPLEX;
458   break;
459  case ROAR_DIR_THRU:
460    return streams_get_subsys(ROAR_STREAM(ss)->pos_rel_id);
461   break;
462  case ROAR_DIR_MIXING:
463    return ROAR_SUBSYS_NONE;
464   break;
465 }
466
467 return -1;
468}
469
470int streams_get_ssdir  (int id) {
471 struct roar_stream_server * ss;
472
473 _CHECK_SID(id);
474
475 if ( (ss = g_streams[id]) == NULL )
476  return -1;
477
478 switch (ROAR_STREAM(ss)->dir) {
479  case ROAR_DIR_PLAY:
480  case ROAR_DIR_MIDI_IN:
481  case ROAR_DIR_LIGHT_IN:
482  case ROAR_DIR_RAW_IN:
483  case ROAR_DIR_COMPLEX_IN:
484    return STREAM_DIR_IN;
485   break;
486  case ROAR_DIR_RECORD:
487  case ROAR_DIR_MONITOR:
488  case ROAR_DIR_OUTPUT:
489  case ROAR_DIR_MIDI_OUT:
490  case ROAR_DIR_LIGHT_OUT:
491  case ROAR_DIR_RAW_OUT:
492  case ROAR_DIR_COMPLEX_OUT:
493    return STREAM_DIR_OUT;
494   break;
495  case ROAR_DIR_MIXING:
496    return STREAM_DIR_NONE;
497   break;
498  case ROAR_DIR_FILTER:
499  case ROAR_DIR_BIDIR:
500    return STREAM_DIR_BIDIR;
501   break;
502  case ROAR_DIR_THRU:
503    return streams_get_ssdir(ROAR_STREAM(ss)->pos_rel_id);
504   break;
505 }
506
507 return -1;
508}
509
510#define _err() streams_delete(id); return -1;
511int streams_new_virtual (int parent, struct roar_stream_server ** stream) {
512 struct roar_stream_server * parent_ss, * ss;
513 struct roar_stream        * parent_s , *  s;
514 int id = -1;
515 int client, dir;
516
517 if ( streams_get(parent, &parent_ss) == -1 )
518  return -1;
519
520 if ( (client = streams_get_client(parent)) == -1 )
521  return -1;
522
523 if ( (dir = streams_get_dir(parent)) == -1 )
524  return -1;
525
526 if ( (id = streams_new()) == -1 ) {
527  return -1;
528 }
529
530 if ( client_stream_add(client, id) == -1 ) {
531  _err();
532 }
533
534 if ( streams_get(id, &ss) == -1 ) {
535  _err();
536 }
537
538 if ( streams_set_dir(id, dir, 1) == -1 ) {
539  _err();
540 }
541
542 s        = ROAR_STREAM(       ss);
543 parent_s = ROAR_STREAM(parent_ss);
544
545 s->pos_rel_id = parent;
546
547 if ( streams_set_rawflag(id, ROAR_FLAG_VIRTUAL) == -1 ) {
548  _err();
549 }
550
551 if ( stream != NULL )
552  *stream = ss;
553
554 return id;
555}
556#undef _err
557
558int streams_set_fh     (int id, int fh) {
559 struct roar_stream_server * ss;
560 struct roar_stream        * s;
561 int dir;
562 int nonblock = 1;
563
564 _CHECK_SID(id);
565
566 if ( (s = ROAR_STREAM(ss = g_streams[id])) == NULL )
567  return -1;
568
569 if ( ss->ready ) {
570  ROAR_DBG("streams_set_fh(id=%i, fh=%i) = -1 // try to set fh for stream which is already ready", id, fh);
571  return -1;
572 }
573
574 dir = ROAR_STREAM(ss)->dir;
575
576 ROAR_DBG("streams_set_fh(id=%i, fh=%i): g_streams[id]->id=%i", id, fh, s->id);
577
578 s->fh = fh;
579
580 ROAR_DBG("streams_set_fh(id=%i, fh=%i): driverID=%i", id, fh, ss->driver_id);
581
582 if ( ss->driver_id == -1 && fh != -2 ) {
583#ifndef ROAR_TARGET_WIN32
584  roar_vio_set_fh(&(ss->vio), fh);
585#else
586  roar_vio_open_fh_socket(&(ss->vio), fh);
587#endif
588 }
589
590 ROAR_DBG("streams_set_fh(id=%i, fh=%i) = ?", id, fh);
591
592 switch (dir) {
593  case ROAR_DIR_THRU:
594  case ROAR_DIR_RAW_IN:
595  case ROAR_DIR_RAW_OUT:
596   break;
597  default:
598    if ( codecfilter_open(&(ss->codecfilter_inst), &(ss->codecfilter), NULL,
599                     s->info.codec, ss) == -1 ) {
600     streams_delete(id); // TODO: FIXME: is this correct? shoudn't we return -1 in any case here?
601     return -1;
602    }
603   break;
604 }
605
606 ROAR_DBG("streams_set_fh(id=%i, fh=%i) = ?", id, fh);
607
608 if ( fh == -2 ) {
609  ROAR_DBG("streams_set_fh(id=%i, fh=%i) = ?", id, fh);
610  if ( roar_vio_ctl(&(ss->vio), ROAR_VIO_CTL_GET_READ_FH, &fh) == -1 ) {
611   fh = -2;
612  } else {
613   ROAR_DBG("streams_set_fh(id=%i, fh=%i) = ?", id, fh);
614   if ( fh < 0 ) {
615    fh = -2;
616   } else {
617    s->fh = fh;
618   }
619  }
620 }
621
622 ROAR_DBG("streams_set_fh(id=%i, fh=%i) = ?", id, fh);
623
624 if ( fh == -1 || fh == -2 ) { // yes, this is valid, indecats full vio!
625  ss->ready = 1;
626  //ROAR_INFO("streams_set_fh(id=%i, fh=%i): stream state: %s->new", ROAR_DBG_INFO_VERBOSE, id, fh, roar_streamstate2str(ss->state));
627  _streams_change_state(ss, ROAR_STREAMSTATE_NEW, "streams_set_fh");
628  return 0;
629 }
630
631 ROAR_DBG("streams_set_fh(id=%i, fh=%i) = ?", id, fh);
632
633// roar_socket_recvbuf(fh, ROAR_OUTPUT_CALC_OUTBUFSIZE( &(ROAR_STREAM(g_streams[id])->info) )); // set recv buffer to minimum
634
635 switch (dir) {
636  case ROAR_DIR_MONITOR:
637  case ROAR_DIR_RECORD:
638  case ROAR_DIR_OUTPUT:
639  case ROAR_DIR_MIDI_OUT:
640  case ROAR_DIR_LIGHT_OUT:
641  case ROAR_DIR_RAW_OUT:
642    ROAR_SHUTDOWN(fh, SHUT_RD);
643   break;
644 }
645
646 if ( dir >= ROAR_DIR_DIRIDS )
647  return -1;
648
649 if ( g_config->streams[dir].flags & ROAR_FLAG_SYNC ) {
650  switch (dir) {
651   case ROAR_DIR_BRIDGE:
652   case ROAR_DIR_MIDI_OUT:
653    break;
654   default:
655     nonblock = 0;
656    break;
657  }
658 }
659
660
661 if ( !nonblock ) {
662  ss->ready = 1;
663  //ROAR_INFO("streams_set_fh(id=%i, fh=%i): stream state: %s->new", ROAR_DBG_INFO_VERBOSE, id, fh, roar_streamstate2str(ss->state));
664  _streams_change_state(ss, ROAR_STREAMSTATE_NEW, "streams_set_fh");
665
666  ROAR_DBG("streams_set_fh(id=%i, fh=%i) = 0", id, fh);
667  return 0;
668 } else {
669#ifndef ROAR_TARGET_WIN32
670  if ( roar_socket_nonblock(fh, ROAR_SOCKET_NONBLOCK) == -1 )
671   return -1;
672#endif
673
674  ss->ready = 1;
675  //ROAR_INFO("streams_set_fh(id=%i, fh=%i): stream state: %s->new", ROAR_DBG_INFO_VERBOSE, id, fh, roar_streamstate2str(ss->state));
676  _streams_change_state(ss, ROAR_STREAMSTATE_NEW, "streams_set_fh");
677
678  ROAR_DBG("streams_set_fh(id=%i, fh=%i) = 0", id, fh);
679  return 0;
680 }
681}
682
683int streams_get_fh     (int id) {
684 _CHECK_SID(id);
685
686 return ROAR_STREAM(g_streams[id])->fh;
687}
688
689int streams_set_null_io(int id) {
690 struct roar_stream_server * ss;
691 struct roar_stream        * s;
692
693 _CHECK_SID(id);
694
695 if ( (s = ROAR_STREAM(ss = g_streams[id])) == NULL )
696  return -1;
697
698 s->fh = -1;
699
700 return 0;
701}
702
703int streams_get    (int id, struct roar_stream_server ** stream) {
704 _CHECK_SID(id);
705
706 *stream = g_streams[id];
707
708 return 0;
709}
710
711int streams_get_clientobj (int id, struct roar_stream        ** stream) {
712 _CHECK_SID(id);
713
714 *stream = ROAR_STREAM(g_streams[id]);
715
716 return 0;
717}
718
719int streams_set_socktype (int id, int socktype) {
720 _CHECK_SID(id);
721
722 g_streams[id]->socktype = socktype;
723
724 return 0;
725}
726
727int streams_get_socktype (int id) {
728 _CHECK_SID(id);
729
730 return g_streams[id]->socktype;
731}
732
733int streams_is_ready     (int id) {
734 _CHECK_SID(id);
735
736 return g_streams[id]->ready;
737}
738
739int streams_set_primary (int id, int prim) {
740 _CHECK_SID(id);
741
742 g_streams[id]->primary = prim;
743
744 return 0;
745}
746
747int streams_mark_primary (int id) {
748 return streams_set_primary(id, 1);
749}
750
751int streams_set_sync     (int id, int sync) {
752 int fh = streams_get_fh(id);
753
754 _CHECK_SID(id);
755
756 if ( fh != -1 ) {
757  if ( roar_socket_nonblock(fh, sync ? ROAR_SOCKET_BLOCK : ROAR_SOCKET_NONBLOCK) == -1 )
758   return -1;
759
760#ifdef ROAR_FDATASYNC
761  ROAR_FDATASYNC(fh);
762#endif
763
764  return 0;
765 } else {
766  return roar_vio_nonblock(&(g_streams[id]->vio), sync);
767 }
768}
769
770int streams_set_mmap (int id, int reset) {
771 int use = !reset;
772
773 _CHECK_SID(id);
774
775 return roar_vio_ctl(&(g_streams[id]->vio), ROAR_VIO_CTL_SET_UMMAP, &use);
776}
777
778int streams_set_flag     (int id, int flag) {
779 int parent;
780
781 _CHECK_SID(id);
782
783 if ( flag & ROAR_FLAG_IMMUTABLE )
784  flag |= ROAR_FLAG_PRIMARY;
785
786 if ( flag & ROAR_FLAG_MMAP )
787  if ( streams_set_mmap(id, 0) == -1 )
788   flag -= ROAR_FLAG_MMAP;
789
790 if ( flag & ROAR_FLAG_PRIMARY ) {
791  streams_set_primary(id, 1);
792  flag -= ROAR_FLAG_PRIMARY;
793 }
794
795 if ( flag & ROAR_FLAG_VIRTUAL ) {
796  if ( (parent = ROAR_STREAM(g_streams[id])->pos_rel_id) == -1 )
797   return -1;
798
799  if ( streams_ctl(parent, ROAR_CODECFILTER_CTL_VIRTUAL_NEW|ROAR_STREAM_CTL_TYPE_INT, &id) == -1 ) {
800//   flag -= ROAR_FLAG_VIRTUAL;
801   return -1;
802  }
803
804  if ( client_stream_move(streams_get_client(parent), id) == -1 ) {
805   return -1;
806  }
807 }
808
809 if ( flag & ROAR_FLAG_SYNC ) {
810  switch (ROAR_STREAM(g_streams[id])->dir) {
811   // for this stream types the flag is used in the subsystem:
812   case ROAR_DIR_BRIDGE:
813   case ROAR_DIR_MIDI_OUT:
814    break;
815
816   // normal behavor (vio blocking):
817   default:
818     // the fh is updated as soon as the fh get ready in case the default ask to set sync
819     if ( !g_streams[id]->ready && !(g_config->streams[ROAR_STREAM(g_streams[id])->dir].flags & ROAR_FLAG_SYNC) ) {
820      if ( streams_set_sync(id, 1) == -1 )
821       flag -= ROAR_FLAG_SYNC;
822     }
823  }
824 }
825
826 if ( flag & ROAR_FLAG_HWMIXER ) { // currently not supported -> ignored
827  g_streams[id]->flags |= flag;
828  if ( streams_set_mixer(id) == -1 ) {
829   g_streams[id]->flags -= flag;
830   return -1;
831  }
832 }
833
834 if ( flag & ROAR_FLAG_RECSOURCE ) {
835  if ( streams_recsource_id != -1 ) {
836   if ( streams_reset_flag(streams_recsource_id, ROAR_FLAG_RECSOURCE) == -1 )
837    return -1;
838  }
839
840  streams_recsource_id = id;
841 }
842
843 g_streams[id]->flags |= flag;
844
845#ifdef ROAR_SUPPORT_META
846 if ( flag & ROAR_FLAG_META )
847  stream_meta_finalize(id);
848#endif
849
850 return 0;
851}
852
853int streams_set_rawflag  (int id, int flag) {
854 _CHECK_SID(id);
855
856 g_streams[id]->flags |= flag;
857
858 return 0;
859}
860
861int streams_reset_flag   (int id, int flag) {
862 _CHECK_SID(id);
863
864 if ( g_streams[id]->flags & ROAR_FLAG_IMMUTABLE ) {
865  flag |= ROAR_FLAG_PRIMARY;
866  flag -= ROAR_FLAG_PRIMARY;
867 }
868
869 if ( flag & ROAR_FLAG_RECSOURCE )
870  if ( streams_recsource_id == id )
871   streams_recsource_id = -1;
872
873 if ( flag & ROAR_FLAG_MMAP )
874  if ( streams_set_mmap(id, 1) == -1 )
875   flag -= ROAR_FLAG_MMAP;
876
877 if ( flag & ROAR_FLAG_PRIMARY ) {
878  streams_set_primary(id, 0);
879  flag -= ROAR_FLAG_PRIMARY;
880 }
881
882 if ( flag & ROAR_FLAG_SYNC ) {
883  // we refuse to reset the flag on FILTER streams
884  if ( streams_get_dir(id) == ROAR_DIR_FILTER ) {
885//   flags -= ROAR_FLAG_SYNC;
886   return -1;
887  } else {
888   streams_set_sync(id, 0);
889  }
890 }
891
892 g_streams[id]->flags |= flag;
893 g_streams[id]->flags -= flag;
894
895 return 0;
896}
897
898int streams_get_flag     (int id, int flag) {
899 _CHECK_SID(id);
900
901 return g_streams[id]->flags & flag ? 1 : 0;
902}
903
904int streams_set_name     (int id, char * name) {
905 char * str;
906
907 _CHECK_SID(id);
908
909 if ( (str = strdup(name)) == NULL )
910  return -1;
911
912 if ( g_streams[id]->name != NULL )
913  free(g_streams[id]->name);
914
915 g_streams[id]->name = str;
916
917 return 0;
918}
919
920char * streams_get_name  (int id) {
921 _CHECK_SID_RET(id, NULL);
922
923 return g_streams[id]->name;
924}
925
926
927int streams_calc_delay    (int id) {
928 struct roar_stream_server * ss;
929 struct roar_stream        * s;
930 register uint_least32_t d = 0;
931 uint_least32_t t[1];
932 uint64_t       tmp;
933
934 _CHECK_SID(id);
935
936 if ( (s = ROAR_STREAM(ss = g_streams[id])) == NULL )
937  return -1;
938
939 // mixer store there value in ss->delay directly
940 if ( s->dir == ROAR_DIR_MIXING )
941  return 0;
942
943#if 0
944 // this only confuses the user...
945 if ( ss->mixer_stream != id ) {
946  if ( streams_calc_delay(ss->mixer_stream) != -1 ) {
947   d += g_streams[ss->mixer_stream]->delay; // in case we can calc the delay
948                                            // the stream must exist, so no check here
949  }
950 }
951#endif
952
953 if ( ss->codecfilter != -1 ) {
954  if ( codecfilter_delay(ss->codecfilter_inst, ss->codecfilter, t) != -1 )
955   d += *t;
956 }
957
958 if ( ss->vio.ctl != NULL ) {
959  if ( roar_vio_ctl(&(ss->vio), ROAR_VIO_CTL_GET_DELAY, t) != -1 ) { // *t is in byte
960   ROAR_DBG("streams_calc_delay(id=%i): VIO delay in byte: %i", id, *t);
961   tmp = *t;
962   tmp *= 1000000; // musec per sec
963   tmp /= s->info.rate * s->info.channels * (s->info.bits/8);
964   ROAR_DBG("streams_calc_delay(id=%i): VIO delay in musec: %llu", id, tmp);
965
966   d += tmp;
967  }
968 }
969
970 ROAR_DBG("streams_calc_delay(id=%i): delay in musec: %i", id, d);
971
972 ss->delay = d;
973
974 return 0;
975}
976
977int streams_set_mixer    (int id) {
978 struct roar_stream_server * ss;
979 struct roar_stream_server * pmss;
980 int i;
981 int subsys;
982 int tsubsys;
983
984 _CHECK_SID(id);
985
986 if ( (ss = g_streams[id]) == NULL )
987  return -1;
988
989 if ( streams_get_flag(id, ROAR_FLAG_PASSMIXER) == 1 ) {
990  if ( (subsys = streams_get_subsys(id)) == -1 )
991   return -1;
992
993  for (i = 0; i < ROAR_STREAMS_MAX; i++) {
994   if ( (pmss = g_streams[i]) != NULL ) {
995    if ( streams_get_flag(i, ROAR_FLAG_PASSMIXER) == 1 ) {
996     tsubsys = streams_get_subsys(i);
997     if ( tsubsys == subsys || tsubsys == ROAR_SUBSYS_NONE ) {
998      if ( &(pmss->mixer) != &(ss->mixer) ) {
999       roar_conv_volume(&(pmss->mixer), &(ss->mixer), ROAR_STREAM(pmss)->info.channels, ROAR_STREAM(ss)->info.channels);
1000      }
1001
1002      // update hwmixers and the like but do not set mixer value recrusivly.
1003      streams_reset_flag(i, ROAR_FLAG_PASSMIXER);
1004      streams_set_mixer(i);
1005      streams_set_flag(i, ROAR_FLAG_PASSMIXER);
1006     }
1007    }
1008   }
1009  }
1010 }
1011
1012 roar_notify_core_emit_snoargs(ROAR_OE_STREAM_CHANGE_VOLUME, -1, id, ROAR_OT_STREAM);
1013
1014 if ( !streams_get_flag(id, ROAR_FLAG_HWMIXER) )
1015  return 0;
1016
1017 if ( ss->driver_id != -1 ) {
1018  return driver_set_volume(id, &(ss->mixer));
1019 } else if ( ss->mixerstream != NULL ) {
1020  return hwmixer_set_volume(id, ss, ss->mixerstream, &(ss->mixer));
1021 } else {
1022  return 0;
1023 }
1024}
1025
1026int streams_set_map      (int id, char * map, size_t len) {
1027 struct roar_stream_server * ss;
1028 int ssdir;
1029
1030 _CHECK_SID(id);
1031
1032 if ( (ss = g_streams[id]) == NULL )
1033  return -1;
1034
1035 if ( map != NULL ) {
1036  if ( ROAR_STREAM(ss)->info.channels != len )
1037   return -1;
1038 }
1039
1040 ssdir = streams_get_ssdir(id);
1041
1042 switch (ssdir) {
1043  case STREAM_DIR_IN:
1044  case STREAM_DIR_NONE:
1045    memset(ss->chanmap.in, 0, sizeof(ss->chanmap.in));
1046
1047    if ( map != NULL )
1048     memcpy(ss->chanmap.in, map, len);
1049
1050    roardsp_chanmap_calc(&(ss->chanmap), ROARDSP_CHANMAP_MAP, 0);
1051   break;
1052  case STREAM_DIR_OUT:
1053    memset(ss->chanmap.out, 0, sizeof(ss->chanmap.out));
1054
1055    if ( map != NULL )
1056     memcpy(ss->chanmap.out, map, len);
1057
1058    roardsp_chanmap_calc(&(ss->chanmap), ROARDSP_CHANMAP_MAP, 0);
1059   break;
1060  default:
1061    return -1;
1062 }
1063
1064 return 0;
1065}
1066
1067int streams_ltm_ctl      (int id, int mt, int window, int cmd) {
1068 struct roar_stream_server * ss;
1069 struct roar_stream_ltm *    ltm;
1070 int i;
1071
1072 _CHECK_SID(id);
1073
1074 // currently we only support the WORKBLOCK window
1075 if ( window != ROAR_LTM_WIN_WORKBLOCK )
1076  return -1;
1077
1078 // currently we only support ROAR_LTM_MT_RMS
1079 if ( (mt | ROAR_LTM_MT_RMS) - ROAR_LTM_MT_RMS )
1080  return -1;
1081
1082 if ( (ss = g_streams[id]) == NULL )
1083  return -1;
1084
1085 switch (cmd) {
1086  case ROAR_LTM_SST_NOOP:
1087    return 0;
1088   break;
1089  case ROAR_LTM_SST_REGISTER:
1090    // test if the window is already registered:
1091    for (i = 0; i < MAX_LTM_WINDOWS_PER_STREAM; i++) {
1092     ltm = &(ss->ltm[i]);
1093     if ( ltm->refc && ltm->window == window ) {
1094      ltm->refc++;
1095      ltm->mt |= mt;
1096      return 0;
1097     }
1098    }
1099
1100    // register
1101    for (i = 0; i < MAX_LTM_WINDOWS_PER_STREAM; i++) {
1102     ltm = &(ss->ltm[i]);
1103     if ( ltm->refc == 0 ) {
1104      memset(ltm, 0, sizeof(struct roar_stream_ltm));
1105      ltm->refc = 1;
1106      ltm->window = window;
1107      ltm->parent_window = -1;
1108      ltm->mt = mt;
1109      ltm->channels = ROAR_STREAM(ss)->info.channels;
1110      if ( (ltm->cur = roar_mm_malloc(ltm->channels*sizeof(struct roar_ltm_vals))) == NULL ) {
1111       ltm->refc = 0; // reset
1112       return -1;
1113      }
1114      memset(ltm->cur, 0, ltm->channels*sizeof(struct roar_ltm_vals));
1115      return 0;
1116     }
1117    }
1118    return -1;
1119   break;
1120  case ROAR_LTM_SST_UNREGISTER:
1121    for (i = 0; i < MAX_LTM_WINDOWS_PER_STREAM; i++) {
1122     ltm = &(ss->ltm[i]);
1123     if ( ltm->refc && ltm->window == window ) {
1124      ltm->refc--;
1125      if ( ! ltm->refc ) {
1126       roar_mm_free(ltm->cur);
1127       return 0;
1128      }
1129     }
1130    }
1131    return -1;
1132   break;
1133  default:
1134    return -1;
1135   break;
1136 }
1137}
1138
1139int streams_ltm_calc     (int id, struct roar_audio_info * info, void * data, size_t len) {
1140 struct roar_stream_server * ss;
1141 struct roar_stream_ltm *    ltm = NULL;
1142 int64_t rmsbuf_real[8];
1143 int64_t * rmsbuf = rmsbuf_real;
1144 size_t samples = 0;
1145 int i;
1146
1147 _CHECK_SID(id);
1148
1149 if ( data == NULL || info == NULL )
1150  return -1;
1151
1152 if ( info->codec != ROAR_CODEC_DEFAULT )
1153  return -1;
1154
1155 if ( (ss = g_streams[id]) == NULL )
1156  return -1;
1157
1158 for (i = 0; i < MAX_LTM_WINDOWS_PER_STREAM; i++) {
1159  if ( ss->ltm[i].refc && ss->ltm[i].window == ROAR_LTM_WIN_WORKBLOCK ) {
1160   ltm = &(ss->ltm[i]);
1161   break;
1162  }
1163 }
1164
1165 if ( ltm == NULL )
1166  return -1;
1167
1168 // TODO: support change of number of channels
1169 if ( ltm->channels != info->channels )
1170  return -1;
1171
1172 if ( len == 0 ) {
1173  memset(ltm->cur, 0, ltm->channels * sizeof(struct roar_ltm_vals));
1174  return 0;
1175 }
1176
1177 // TODO: support more channels then rmsbuf_real has space for
1178 if ( ltm->channels > (sizeof(rmsbuf_real)/sizeof(*rmsbuf_real)) ) {
1179  return -1;
1180 }
1181
1182 samples = len / info->bits;
1183
1184 if ( ltm->mt & ROAR_LTM_MT_RMS ) {
1185  if ( roar_rms2_1_b_n(data, samples, rmsbuf, ltm->channels, info->bits) == -1 )
1186   return -1;
1187
1188  for (i = 0; i < ltm->channels; i++) {
1189   ltm->cur[i].rms = rmsbuf[i] << (64 - info->bits*2);
1190  }
1191
1192  ROAR_DBG("streams_ltm_calc(id=%i,...): rmsbuf[0]=%lli", id, (long long int)rmsbuf[0]);
1193 }
1194
1195 return 0;
1196}
1197
1198struct roar_stream_ltm * streams_ltm_get(int id, int mt, int window) {
1199 struct roar_stream_server * ss;
1200 struct roar_stream_ltm *    ltm = NULL;
1201 int i;
1202
1203 _CHECK_SID_RET(id, NULL);
1204
1205 if ( (ss = g_streams[id]) == NULL )
1206  return NULL;
1207
1208 for (i = 0; i < MAX_LTM_WINDOWS_PER_STREAM; i++) {
1209  if ( ss->ltm[i].refc && ss->ltm[i].window == window ) {
1210   ltm = &(ss->ltm[i]);
1211   break;
1212  }
1213 }
1214
1215 if ( ltm == NULL )
1216  return NULL;
1217
1218 if ( (ltm->mt & mt) != mt )
1219  return NULL;
1220
1221 return ltm;
1222}
1223
1224struct hwmixer_stream * streams_get_mixerstream(int id) {
1225 _CHECK_SID_RET(id, NULL);
1226
1227 return g_streams[id]->mixerstream;
1228}
1229
1230int streams_set_mixerstream(int id, struct hwmixer_stream * mstream) {
1231 _CHECK_SID(id);
1232
1233 g_streams[id]->mixerstream = mstream;
1234
1235 return 0;
1236}
1237
1238int streams_read_mixervalues(int id) {
1239 struct roar_stream_server * ss;
1240
1241 _CHECK_SID(id);
1242
1243 if ( (ss = g_streams[id]) == NULL )
1244  return -1;
1245
1246 if ( ss->mixerstream == NULL )
1247  return -1;
1248
1249 return hwmixer_get_volume(id, ss, ss->mixerstream, &(ss->mixer));
1250}
1251
1252int streams_ctl          (int id, int_least32_t cmd, void * data) {
1253 struct roar_stream_server * ss;
1254 int_least32_t comp;
1255
1256 _CHECK_SID(id);
1257
1258 if ( (ss = g_streams[id]) == NULL )
1259  return -1;
1260
1261 comp = cmd & ROAR_STREAM_CTL_COMPMASK;
1262
1263 cmd &= ~comp;
1264
1265 ROAR_DBG("streams_ctl(id=%i, cmd=?, data=%p): comp=0x%.8x, cmd=0x%.4x", id, data, comp, cmd);
1266
1267 switch (comp) {
1268  case ROAR_STREAM_CTL_COMP_BASE:
1269   break;
1270  case ROAR_STREAM_CTL_COMP_CF:
1271    return codecfilter_ctl(ss->codecfilter_inst, ss->codecfilter, cmd, data);
1272   break;
1273  case ROAR_STREAM_CTL_COMP_DRV:
1274   break;
1275  default:
1276   return -1;
1277 }
1278
1279 return -1;
1280}
1281
1282int streams_get_outputbuffer  (int id, void ** buffer, size_t size) {
1283 _CHECK_SID(id);
1284
1285 // output buffer size does never change.
1286 if ( g_streams[id]->output != NULL ) {
1287  *buffer = g_streams[id]->output;
1288  return 0;
1289 }
1290
1291 if ( (g_streams[id]->output = malloc(size)) == NULL ) {
1292  ROAR_ERR("streams_get_outputbuffer(*): Can not alloc: %s", strerror(errno));
1293  return -1;
1294 }
1295
1296 *buffer = g_streams[id]->output;
1297
1298 return 0;
1299}
1300
1301int streams_fill_mixbuffer2 (int id, struct roar_audio_info * info) {
1302 size_t   outlen = ROAR_OUTPUT_CALC_OUTBUFSIZE(info);
1303 void   * outdata;
1304 size_t   inlen;
1305 size_t   inlen_got;
1306 void   * indata = NULL;
1307 size_t   buflen;
1308 void   * bufdata = NULL;
1309 struct roar_buffer * bufbuf = NULL;
1310 int      is_the_same = 0;
1311 struct roar_audio_info    * stream_info;
1312 struct roar_stream        * s;
1313 struct roar_stream_server * ss;
1314
1315 _CHECK_SID(id);
1316
1317 if ( (s = ROAR_STREAM(ss = g_streams[id])) == NULL )
1318  return -1;
1319
1320 // set up stream_info
1321 stream_info = &(s->info);
1322
1323 // calc todo_in
1324 inlen = ROAR_OUTPUT_CALC_OUTBUFSIZE(stream_info);
1325
1326 buflen = ROAR_OUTPUT_CALC_OUTBUFSIZE_MAX(info, stream_info);
1327
1328 ROAR_DBG("streams_fill_mixbuffer2(id=%i, info=%p{...}): inlen=%lu, buflen=%lu", id, info, (unsigned long)inlen, (unsigned long)buflen);
1329
1330 if ( inlen == 0 ) {
1331  ROAR_WARN("streams_fill_mixbuffer2(id=%i, info=%p{...}): inlen == 0, this should not happen!", id, info);
1332  return -1;
1333 }
1334
1335 if ( streams_get_outputbuffer(id, &outdata, outlen) == -1 ) {
1336  return -1;
1337 }
1338
1339 if ( outdata == NULL ) {
1340  return -1;
1341 }
1342
1343 ROAR_DBG("streams_fill_mixbuffer2(*): outdata=%p, len=%i->%i (in->out)", outdata, inlen, outlen);
1344
1345 is_the_same = stream_info->rate     == info->rate     && stream_info->bits  == info->bits &&
1346               stream_info->channels == info->channels && stream_info->codec == info->codec;
1347
1348 ROAR_DBG("streams_fill_mixbuffer2(*): is_the_same=%i", is_the_same);
1349
1350 if ( !is_the_same && buflen > outlen ) {
1351/*
1352  // this is not supported at the moment
1353  memset(outdata, 0, outlen);
1354  return -1;
1355*/
1356
1357  if ( roar_buffer_new(&bufbuf, buflen) == -1 )
1358   return -1;
1359
1360  if ( roar_buffer_get_data(bufbuf, &bufdata) == -1 )
1361   return -1;
1362  indata  = bufdata;
1363 } else {
1364  indata  = outdata;
1365  bufdata = outdata;
1366 }
1367
1368 inlen_got = inlen;
1369
1370 ROAR_DBG("streams_fill_mixbuffer2(id=%i, info=...): inlen_got=%u", id, inlen_got);
1371
1372 if ( stream_shift_out_buffer(id, indata, &inlen_got) == -1 ) {
1373  if ( ss->is_new ) {
1374   ss->pre_underruns++;
1375   roar_notify_core_emit_simple(ROAR_OE_STREAM_XRUN, -1, id, ROAR_OT_STREAM, ROAR_XRUN_UNDER_PRE, ss->pre_underruns, NULL, 0);
1376  } else {
1377   ROAR_WARN("streams_fill_mixbuffer2(id=%i, info=...): underrun in stream", id);
1378   ss->post_underruns++;
1379   roar_notify_core_emit_simple(ROAR_OE_STREAM_XRUN, -1, id, ROAR_OT_STREAM, ROAR_XRUN_UNDER_POST, ss->post_underruns, NULL, 0);
1380  }
1381  memset(outdata, 0, outlen);
1382  return 0;
1383 }
1384
1385 ROAR_DBG("streams_fill_mixbuffer2(id=%i, info=...): inlen_got=%u", id, inlen_got);
1386
1387 if ( ss->is_new ) {
1388  //ROAR_INFO("streams_fill_mixbuffer2(id=%i, info=...): stream state: new->old", ROAR_DBG_INFO_VERBOSE, id);
1389  _streams_change_state(ss, ROAR_STREAMSTATE_OLD, "streams_fill_mixbuffer2");
1390 }
1391
1392 ss->is_new = 0;
1393
1394 // check channel map:
1395#if 0
1396 if ( roardsp_chanmap_mappcm(indata, indata, inlen, stream_info->channels, &(ss->chanmap), stream_info->bits) == -1 ) {
1397  if ( bufbuf != NULL )
1398   roar_buffer_free(bufbuf);
1399  return -1;
1400 }
1401#endif
1402
1403 // TODO: this only works in case a we have a amp for the given stream parameters.
1404 if ( !streams_get_flag(id, ROAR_FLAG_HWMIXER) && !streams_get_flag(id, ROAR_FLAG_PASSMIXER) ) {
1405  ROAR_DBG("streams_fill_mixbuffer2(*): CALL roar_amp_pcm(*)...");
1406  if ( roar_amp_pcm(indata, stream_info->bits, indata, 8*inlen / stream_info->bits, stream_info->channels, &(ss->mixer)) == -1 )
1407   return -1;
1408 }
1409
1410 // check codec, bits, channels, rate...
1411 if ( is_the_same ) {
1412  if ( indata != outdata )
1413   memcpy(outdata, indata, inlen);
1414
1415  if ( inlen < outlen )
1416   memset(outdata+inlen, 0, outlen-inlen);
1417 } else {
1418//  if ( roar_conv(outdata, indata, (8*inlen_got*info->rate)/(stream_info->rate * stream_info->bits), stream_info, info) == -1 ) {
1419  ROAR_DBG("streams_fill_mixbuffer2(*): CALL roar_conv2(*)...");
1420  if ( roar_conv2(bufdata, indata, inlen, stream_info, info, outlen) == -1 ) {
1421   if ( bufbuf != NULL )
1422    roar_buffer_free(bufbuf);
1423   return -1;
1424  }
1425
1426//  memset(outdata, 0, outlen);
1427 }
1428
1429 if ( bufbuf != NULL ) {
1430  memcpy(outdata, bufdata, outlen);
1431  roar_buffer_free(bufbuf);
1432 }
1433
1434 streams_ltm_calc(id, stream_info, outdata, outlen);
1435
1436 if ( streams_get_flag(id, ROAR_FLAG_ANTIECHO) ) {
1437  ROAR_DBG("streams_fill_mixbuffer2(*): Calcing antiecho...");
1438  // we can ignore errors here:
1439  if ( stream_outputbuffer_request(id, &bufbuf, buflen) == 0 ) {
1440   if ( roar_buffer_get_data(bufbuf, &bufdata) != -1 )
1441    memcpy(bufdata, outdata, outlen);
1442  }
1443 }
1444
1445 ROAR_DBG("streams_fill_mixbuffer2(*): inlen_got=%llu, stream_info={.bits=%i, .rate=%i,...}", (long long unsigned int)inlen_got, stream_info->bits, stream_info->rate);
1446 s->pos = ROAR_MATH_OVERFLOW_ADD(s->pos, (inlen_got*8)/stream_info->bits);
1447
1448 ROAR_DBG("streams_fill_mixbuffer2(*) = 0");
1449 return 0;
1450}
1451
1452
1453int streams_get_mixbuffers (void *** bufferlist, struct roar_audio_info * info, unsigned int pos) {
1454 static void * bufs[ROAR_STREAMS_MAX+1];
1455 int i;
1456 int have = 0;
1457 int dir;
1458
1459 for (i = 0; i < ROAR_STREAMS_MAX; i++) {
1460  if ( g_streams[i] != NULL ) {
1461   dir = streams_get_dir(i);
1462
1463   switch (dir) {
1464    case ROAR_DIR_PLAY:
1465    case ROAR_DIR_BIDIR:
1466     break;
1467    case ROAR_DIR_BRIDGE:
1468      if ( g_streams[i]->buffer == NULL )
1469       continue;
1470     break;
1471    default:
1472      continue;
1473   }
1474
1475   if ( streams_get_flag(i, ROAR_FLAG_PAUSE) )
1476    continue;
1477
1478   if ( streams_get_outputbuffer(i, &bufs[have], ROAR_OUTPUT_CALC_OUTBUFSIZE(info)) == -1 ) {
1479    ROAR_ERR("streams_get_mixbuffer(*): Can not alloc output buffer for stream %i, BAD!", i);
1480    ROAR_ERR("streams_get_mixbuffer(*): Ignoring stream for this round.");
1481    continue;
1482   }
1483   if ( streams_fill_mixbuffer2(i, info) == -1 ) {
1484    ROAR_ERR("streams_get_mixbuffer(*): Can not fill output buffer for stream %i, this should not happen", i);
1485    continue;
1486   }
1487
1488//   printf("D: bufs[have=%i] = %p\n", have, bufs[have]);
1489
1490   ROAR_DBG("streams_get_mixbuffers(*):  bufs[have] = %p", bufs[have]);
1491   ROAR_DBG("streams_get_mixbuffers(*): *bufs[have] = 0x%08x...", *(uint32_t*)bufs[have]);
1492
1493   if ( !streams_get_flag(i, ROAR_FLAG_MUTE) )
1494    have++; // we have a new stream!
1495  }
1496 }
1497
1498 bufs[have] = NULL;
1499 //printf("D: bufs[have=%i] = %p\n", have, bufs[have]);
1500
1501 ROAR_DBG("streams_get_mixbuffers(*): have = %i", have);
1502
1503 *bufferlist = bufs;
1504 return have;
1505}
1506
1507
1508int stream_add_buffer  (int id, struct roar_buffer * buf) {
1509 ROAR_DBG("stream_add_buffer(id=%i, buf=%p) = ?", id, buf);
1510
1511 _CHECK_SID(id);
1512
1513 if ( g_streams[id]->buffer == NULL ) {
1514  g_streams[id]->buffer = buf;
1515  ROAR_DBG("stream_add_buffer(id=%i, buf=%p) = 0", id, buf);
1516  return 0;
1517 }
1518
1519 ROAR_DBG("stream_add_buffer(id=%i, buf=%p) = ?", id, buf);
1520 return roar_buffer_add(g_streams[id]->buffer, buf);
1521}
1522
1523int stream_shift_out_buffer   (int id, void * data, size_t * len) {
1524 _CHECK_SID(id);
1525
1526 if ( g_streams[id]->buffer == NULL )
1527  return -1;
1528
1529 return roar_buffer_shift_out(&(g_streams[id]->buffer), data, len);
1530}
1531
1532int stream_shift_buffer   (int id, struct roar_buffer ** buf) {
1533 struct roar_buffer * next;
1534
1535 _CHECK_SID(id);
1536
1537 if ( g_streams[id]->buffer == NULL ) {
1538  *buf = NULL;
1539  return 0;
1540 }
1541
1542 roar_buffer_get_next(g_streams[id]->buffer, &next);
1543
1544 *buf                  = g_streams[id]->buffer;
1545 g_streams[id]->buffer = next;
1546
1547 return 0;
1548}
1549int stream_unshift_buffer (int id, struct roar_buffer *  buf) {
1550 _CHECK_SID(id);
1551
1552 if ( g_streams[id]->buffer == NULL ) {
1553  g_streams[id]->buffer = buf;
1554  return 0;
1555 }
1556
1557 roar_buffer_clear_next(buf);
1558
1559 roar_buffer_add(buf, g_streams[id]->buffer);
1560
1561 g_streams[id]->buffer = buf;
1562
1563 return 0;
1564}
1565
1566int stream_outputbuffer_request(int id, struct roar_buffer ** buf, size_t len) {
1567 register struct roar_stream_server *  ss;
1568 size_t buflen;
1569 void * bufdata;
1570 int ret;
1571
1572 _CHECK_SID(id);
1573
1574 if ( (ss = g_streams[id]) == NULL )
1575  return -1;
1576
1577 if ( buf != NULL ) /* just be be sure */
1578  *buf = NULL;
1579
1580 if ( ss->outputbuffer != NULL ) {
1581  if ( roar_buffer_get_len(ss->outputbuffer, &buflen) == 0 ) {
1582   if ( buflen == len ) {
1583    if ( buf != NULL )
1584     *buf = ss->outputbuffer;
1585    return 0;
1586   } else if ( buflen > len ) {
1587    if ( roar_buffer_set_len(ss->outputbuffer, len) == 0 ) {
1588     if ( buf != NULL )
1589      *buf = ss->outputbuffer;
1590     return 0;
1591    }
1592   }
1593  }
1594
1595  // if the buffer is not suitable:
1596
1597  ret = roar_buffer_free(ss->outputbuffer);
1598  ss->outputbuffer = NULL;
1599  if ( ret == -1 )
1600   return ret;
1601 }
1602
1603 if ( roar_buffer_new(&(ss->outputbuffer), len) == -1 )
1604  return -1;
1605
1606 if ( roar_buffer_get_data(ss->outputbuffer, &bufdata) == -1 ) {
1607  roar_buffer_free(ss->outputbuffer);
1608  ss->outputbuffer = NULL;
1609  return -1;
1610 }
1611
1612 memset(bufdata, 0, len);
1613
1614 if ( buf != NULL )
1615  *buf = ss->outputbuffer;
1616
1617 return 0;
1618}
1619
1620int stream_outputbuffer_destroy(int id) {
1621 int ret;
1622 register struct roar_stream_server *  ss;
1623
1624 _CHECK_SID(id);
1625
1626 if ( (ss = g_streams[id]) == NULL )
1627  return -1;
1628
1629 if ( ss->outputbuffer != NULL ) {
1630  ret = roar_buffer_free(ss->outputbuffer);
1631  ss->outputbuffer = NULL;
1632  return ret;
1633 }
1634
1635 return 0;
1636}
1637
1638int stream_prethru_add(int id, struct roar_buffer * buf) {
1639 register struct roar_stream_server *  ss;
1640
1641 _CHECK_SID(id);
1642
1643 if ( (ss = g_streams[id]) == NULL )
1644  return -1;
1645
1646 if ( ss->prethru == NULL ) {
1647  ss->prethru = buf;
1648  return 0;
1649 }
1650
1651 if ( roar_buffer_add(ss->prethru, buf) == -1 ) {
1652  return -1;
1653 }
1654
1655 return 0;
1656}
1657
1658int stream_prethru_add_data(int id, void ** buf, size_t len) {
1659 struct roar_buffer * buffer;
1660
1661 _CHECK_SID(id);
1662
1663 if ( roar_buffer_new(&buffer, len) == -1 )
1664  return -1;
1665
1666 if ( roar_buffer_get_data(buffer, buf) == -1 ) {
1667  roar_buffer_free(buffer);
1668  return -1;
1669 }
1670
1671 if ( stream_prethru_add(id, buffer) == -1 ) {
1672  roar_buffer_free(buffer);
1673  return -1;
1674 }
1675
1676 return 0;
1677}
1678
1679int stream_prethru_destroy(int id) {
1680 int ret;
1681 register struct roar_stream_server *  ss;
1682
1683 _CHECK_SID(id);
1684
1685 if ( (ss = g_streams[id]) == NULL )
1686  return -1;
1687
1688 if ( ss->prethru != NULL ) {
1689  ret = roar_buffer_free(ss->prethru);
1690  ss->prethru = NULL;
1691  return ret;
1692 }
1693
1694 return 0;
1695}
1696
1697int stream_prethru_send(int dst, int src) {
1698 struct roar_stream_server *  dst_ss, * src_ss;
1699 struct roar_buffer * bufbuf;
1700 void * bufdata;
1701 size_t buflen;
1702
1703 ROAR_DBG("stream_prethru_send(dst=%i, src=%i) = ?", dst, src);
1704
1705 _CHECK_SID(dst);
1706 _CHECK_SID(src);
1707
1708 if ( (dst_ss = g_streams[dst]) == NULL )
1709  return -1;
1710
1711 if ( (src_ss = g_streams[src]) == NULL )
1712  return -1;
1713
1714 bufbuf = src_ss->prethru;
1715
1716 ROAR_DBG("stream_prethru_send(dst=%i, src=%i): prethru buffer at %p", dst, src, bufbuf);
1717
1718 while (bufbuf != NULL) {
1719  ROAR_DBG("stream_prethru_send(dst=%i, src=%i): looping with buffer at %p", dst, src, bufbuf);
1720
1721  if ( roar_buffer_get_data(bufbuf, &bufdata) == -1 )
1722   return -1;
1723
1724  if ( roar_buffer_get_len(bufbuf, &buflen) == -1 )
1725   return -1;
1726
1727  if ( stream_vio_s_write(dst_ss, bufdata, buflen) != buflen )
1728   return -1;
1729
1730  if ( roar_buffer_get_next(bufbuf, &bufbuf) == -1 )
1731   return -1;
1732 }
1733
1734 ROAR_DBG("stream_prethru_send(dst=%i, src=%i) = 0", dst, src);
1735 return 0;
1736}
1737
1738int streams_check  (int id) {
1739 int fh;
1740 ssize_t req, realreq, done;
1741 struct roar_stream        *   s;
1742 struct roar_stream_server *  ss;
1743 struct roar_buffer        *   b;
1744 char                      * buf;
1745// char                        tmp;
1746
1747 _CHECK_SID(id);
1748
1749 ROAR_DBG("streams_check(id=%i) = ?", id);
1750
1751 s = ROAR_STREAM(ss = g_streams[id]);
1752
1753 if ( (fh = s->fh) == -1 )
1754  return 0;
1755
1756 if ( streams_get_flag(id, ROAR_FLAG_PAUSE) )
1757  return 0;
1758
1759 switch (s->dir) {
1760  case ROAR_DIR_LIGHT_IN:
1761#ifndef ROAR_WITHOUT_DCOMP_LIGHT
1762    return light_check_stream(id);
1763#else
1764    streams_delete(id);
1765    return -1;
1766#endif
1767   break;
1768  case ROAR_DIR_MIDI_IN:
1769#ifndef ROAR_WITHOUT_DCOMP_MIDI
1770    return midi_check_stream(id);
1771#else
1772    streams_delete(id);
1773    return -1;
1774#endif
1775   break;
1776  case ROAR_DIR_RAW_IN:
1777#ifndef ROAR_WITHOUT_DCOMP_RAW
1778    return raw_check_stream(id);
1779#else
1780    streams_delete(id);
1781    return -1;
1782#endif
1783   break;
1784  case ROAR_DIR_RDTCS_IN:
1785#ifndef ROAR_WITHOUT_DCOMP_RDTCS
1786    return rdtcs_check_stream(id);
1787#else
1788    streams_delete(id);
1789    return -1;
1790#endif
1791   break;
1792  case ROAR_DIR_PLAY:
1793  case ROAR_DIR_BIDIR:
1794   break;
1795  default:
1796/*
1797    ROAR_WARN("streams_check(id=%i): Read event on non input stream of type/dir %s", id, roar_dir2str(s->dir));
1798    errno = 0;
1799    req = stream_vio_s_read(ss, &tmp, 1);
1800    ROAR_DBG("streams_check(id=%i): stream_vio_s_read(ss, &tmp, 1) = %li // errno=%s(%i)", id, req, strerror(errno), errno);
1801    if ( req == 1 ) {
1802     ROAR_ERR("streams_check(id=%i): Client violates protocol, got one byte of data on output stream, kicking stream");
1803     streams_delete(id);
1804     return -1;
1805    }
1806*/
1807    return 0;
1808   break;
1809 }
1810
1811 ROAR_DBG("streams_check(id=%i): fh = %i", id, fh);
1812
1813/*
1814 ROAR_DBG("streams_check(id=%i): ROAR_OUTPUT_BUFFER_SAMPLES=%i, s->info.channels=%i, s->info.bits=%i, s->info.rat=%i, g_sa->rate=%i", id, ROAR_OUTPUT_BUFFER_SAMPLES, s->info.channels, s->info.bits, s->info.rate, g_sa->rate);
1815*/
1816
1817 req  = ROAR_OUTPUT_CALC_OUTBUFSIZE(&(s->info)); // optimal size
1818// req  = ROAR_OUTPUT_BUFFER_SAMPLES * s->info.channels * (s->info.bits / 8) * ((float)s->info.rate/g_sa->rate);
1819 req += ss->need_extra; // bytes left we sould get....
1820
1821 ROAR_DBG("streams_check(id=%i): asking for %i bytes", id, req);
1822
1823 if ( roar_buffer_new(&b, req) == -1 ) {
1824  ROAR_ERR("streams_check(*): Can not alloc buffer space!");
1825  ROAR_DBG("streams_check(*) = -1");
1826  return -1;
1827 }
1828
1829 roar_buffer_get_data(b, (void **)&buf);
1830
1831 ROAR_DBG("streams_check(id=%i): buffer is up and ready ;)", id);
1832 ROAR_DBG("streams_check(id=%i): asking for %i bytes", id, req);
1833
1834 if ( ss->codecfilter == -1 ) {
1835  realreq = req;
1836/*
1837  req = read(fh, buf, req);
1838  if ( req < realreq ) { // we can do this as the stream is in nonblocking mode!
1839   if ( (realreq = read(fh, buf+req, realreq-req)) > 0 )
1840    req += realreq;
1841  }
1842*/
1843  done = 0;
1844  while (req > 0 && done != realreq) {
1845   if ( (req = stream_vio_s_read(ss, buf+done, realreq-done)) > 0 )
1846    done += req;
1847  }
1848  req = done;
1849
1850  roar_buffer_get_data(b, (void **)&buf);
1851 } else {
1852  req = codecfilter_read(ss->codecfilter_inst, ss->codecfilter, buf, req);
1853 }
1854
1855 if ( req > 0 ) {
1856  ROAR_DBG("streams_check(id=%i): got %i bytes", id, req);
1857
1858  roar_buffer_set_len(b, req);
1859
1860  if ( stream_add_buffer(id, b) != -1 )
1861   return 0;
1862
1863  ROAR_ERR("streams_check(id=%i): something is wrong, could not add buffer to stream!", id);
1864  roar_buffer_free(b);
1865 } else {
1866  ROAR_DBG("streams_check(id=%i): read() = %i // errno: %s", id, req, strerror(errno));
1867#ifdef ROAR_HAVE_LIBVORBISFILE
1868  if ( errno != EAGAIN && errno != ESPIPE ) { // libvorbis file trys to seek a bit ofen :)
1869#else
1870  if ( errno != EAGAIN ) {
1871#endif
1872   ROAR_DBG("streams_check(id=%i): EOF!", id);
1873   streams_delete(id);
1874   ROAR_DBG("streams_check(id=%i) = 0", id);
1875  }
1876  roar_buffer_free(b);
1877  return 0;
1878 }
1879
1880
1881 ROAR_DBG("streams_check(id=%i) = -1", id);
1882 return -1;
1883}
1884
1885
1886#define _return(x) return (x)
1887int streams_send_mon   (int id) {
1888// int fh;
1889 struct roar_stream        *   s;
1890 struct roar_stream_server *  ss;
1891 struct roar_buffer        *  bufbuf = NULL;
1892 struct roar_remove_state     removalstate;
1893 void  * ip;
1894 void  * obuf;
1895 int     olen;
1896 int     is_the_same     = 1;
1897 int     is_vol_eq       = 1;
1898 int     antiecho        = 0;
1899 ssize_t ret;
1900
1901 _CHECK_SID(id);
1902
1903 ROAR_DBG("streams_send_mon(id=%i) = ?", id);
1904
1905 s = ROAR_STREAM((ss = g_streams[id]));
1906
1907/*
1908 if ( (fh = s->fh) == -1 )
1909  return 0;
1910*/
1911
1912 if ( !ss->ready )
1913  return 0;
1914
1915 if ( g_config->jumbo_mtu )
1916  roar_vio_sync(ss->viop);
1917
1918 if ( streams_get_flag(id, ROAR_FLAG_PAUSE) )
1919  return 0;
1920
1921 switch (s->dir) {
1922  case ROAR_DIR_LIGHT_OUT:
1923#ifndef ROAR_WITHOUT_DCOMP_LIGHT
1924    return light_send_stream(id);
1925#else
1926    streams_delete(id);
1927    return -1;
1928#endif
1929   break;
1930  case ROAR_DIR_MIDI_OUT:
1931#ifndef ROAR_WITHOUT_DCOMP_MIDI
1932    return midi_send_stream(id);
1933#else
1934    streams_delete(id);
1935    return -1;
1936#endif
1937   break;
1938  case ROAR_DIR_RDTCS_OUT:
1939#ifndef ROAR_WITHOUT_DCOMP_RDTCS
1940    return rdtcs_send_stream(id);
1941#else
1942    streams_delete(id);
1943    return -1;
1944#endif
1945   break;
1946
1947  case ROAR_DIR_COMPLEX_OUT:
1948    // send a tick:
1949    if ( ss->codecfilter != -1 ) {
1950     if ( codecfilter_write(ss->codecfilter_inst, ss->codecfilter, NULL, 0) == 0 )
1951      if ( ss->state != ROAR_STREAMSTATE_OLD ) {
1952       //ROAR_INFO("streams_send_mon(id=%i): stream state: %s->old", ROAR_DBG_INFO_VERBOSE, id, roar_streamstate2str(ss->state));
1953       _streams_change_state(ss, ROAR_STREAMSTATE_OLD, "streams_send_mon");
1954      }
1955    }
1956    return 0;
1957   break;
1958
1959  case ROAR_DIR_OUTPUT:
1960    if ( g_standby )
1961     return 0;
1962  case ROAR_DIR_MONITOR:
1963  case ROAR_DIR_BIDIR:
1964   break;
1965
1966  default:
1967    return 0;
1968   break;
1969 }
1970
1971
1972 ROAR_DBG("streams_send_mon(id=%i): fh = %i", id, s->fh);
1973
1974 if ( s->info.channels != g_sa->channels || s->info.bits  != g_sa->bits ||
1975      s->info.rate     != g_sa->rate     || s->info.codec != g_sa->codec  )
1976  is_the_same = 0;
1977
1978 if ( !streams_get_flag(id, ROAR_FLAG_HWMIXER) ) {
1979  is_vol_eq = need_vol_change(g_sa->channels, &(ss->mixer)) ? 0 : 1;
1980 }
1981
1982 if ( streams_get_flag(id, ROAR_FLAG_ANTIECHO) )
1983  antiecho = 1;
1984
1985 if ( !is_the_same || !is_vol_eq || antiecho ) {
1986  olen = ROAR_OUTPUT_CALC_OUTBUFSIZE(&(s->info)); // we hope g_output_buffer_len
1987                                                  // is ROAR_OUTPUT_CALC_OUTBUFSIZE(g_sa) here
1988  if ( stream_outputbuffer_request(id, &bufbuf, ROAR_OUTPUT_CALC_OUTBUFSIZE_MAX(&(s->info), g_sa)) == -1 )
1989   return -1;
1990
1991  if ( roar_buffer_get_data(bufbuf, &obuf) == -1 ) {
1992   _return(-1);
1993  }
1994
1995  ROAR_DBG("streams_send_mon(id=%i): obuf=%p, olen=%i", id, obuf, olen);
1996 } else {
1997  obuf = g_output_buffer;
1998  olen = g_output_buffer_len;
1999 }
2000
2001 ip = g_output_buffer;
2002
2003 if ( antiecho ) {
2004  ROAR_DBG("streams_send_mon(id=%i): antiecho=%i", id, antiecho);
2005  if ( roar_remove_init(&removalstate) == -1 ) {
2006   _return(-1);
2007  }
2008
2009  ROAR_DBG("streams_send_mon(id=%i): antiecho=%i", id, antiecho);
2010  if ( roar_remove_so(obuf, ip, ROAR_OUTPUT_BUFFER_SAMPLES*g_sa->channels, g_sa->bits, &removalstate) == -1 ) {
2011   ROAR_DBG("streams_send_mon(id=%i): anti echo failed", id);
2012   _return(-1);
2013  }
2014  ROAR_DBG("streams_send_mon(id=%i): antiecho=%i", id, antiecho);
2015 }
2016
2017 if ( !is_vol_eq ) {
2018  if ( roar_amp_pcm(obuf, g_sa->bits, ip, ROAR_OUTPUT_BUFFER_SAMPLES*g_sa->channels, g_sa->channels, &(ss->mixer)) == -1 ) {
2019   _return(-1);
2020  }
2021
2022  ip = obuf;
2023 }
2024
2025 streams_ltm_calc(id, &(s->info), ip, (ROAR_OUTPUT_BUFFER_SAMPLES*g_sa->channels*g_sa->bits)/8);
2026
2027 if ( !is_the_same ) {
2028  if ( roar_conv(obuf, ip, ROAR_OUTPUT_BUFFER_SAMPLES*g_sa->channels, g_sa, &(s->info)) == -1 ) {
2029   _return(-1);
2030  }
2031 }
2032
2033 errno = 0;
2034
2035 if ( ss->codecfilter == -1 ) {
2036  ROAR_DBG("streams_send_mon(id=%i): not a CF stream", id);
2037  if ( s->fh == -1 && roar_vio_get_fh(&(ss->vio)) == -1 ) {
2038   ROAR_DBG("streams_send_mon(id=%i) = 0", id);
2039   _return(0);
2040  }
2041
2042  ROAR_DBG("streams_send_mon(id=%i) = ?", id);
2043
2044  if ( (ret = stream_vio_s_write(ss, obuf, olen)) == olen ) {
2045   s->pos = ROAR_MATH_OVERFLOW_ADD(s->pos, ROAR_OUTPUT_CALC_OUTBUFSAMP(&(s->info), olen)*s->info.channels);
2046   if ( ss->state != ROAR_STREAMSTATE_OLD ) {
2047    //ROAR_INFO("streams_send_mon(id=%i): stream state: %s->old", ROAR_DBG_INFO_VERBOSE, id, roar_streamstate2str(ss->state));
2048    _streams_change_state(ss, ROAR_STREAMSTATE_OLD, "streams_send_mon");
2049   }
2050   ROAR_DBG("streams_send_mon(id=%i) = 0", id);
2051   _return(0);
2052  }
2053
2054  ROAR_DBG("streams_send_mon(id=%i) = ?", id);
2055
2056  if ( ret > 0 && errno == 0 ) {
2057   ROAR_WARN("streams_send_mon(id=%i): Overrun in stream: wrote %i of %i bytes, %i bytes missing", id, (int)ret, olen, olen-(int)ret);
2058   roar_notify_core_emit_simple(ROAR_OE_STREAM_XRUN, -1, id, ROAR_OT_STREAM, ROAR_XRUN_OVER_POST, -1, NULL, 0);
2059   s->pos = ROAR_MATH_OVERFLOW_ADD(s->pos, ROAR_OUTPUT_CALC_OUTBUFSAMP(&(s->info), ret)*s->info.channels);
2060   if ( ss->state != ROAR_STREAMSTATE_OLD ) {
2061    //ROAR_INFO("streams_send_mon(id=%i): stream state: %s->old", ROAR_DBG_INFO_VERBOSE, id, roar_streamstate2str(ss->state));
2062    _streams_change_state(ss, ROAR_STREAMSTATE_OLD, "streams_send_mon");
2063   }
2064   _return(0);
2065  }
2066 } else {
2067  errno = 0;
2068  if ( codecfilter_write(ss->codecfilter_inst, ss->codecfilter, obuf, olen)
2069            == olen ) {
2070   s->pos = ROAR_MATH_OVERFLOW_ADD(s->pos, ROAR_OUTPUT_CALC_OUTBUFSAMP(&(s->info), olen)*s->info.channels);
2071   if ( ss->state != ROAR_STREAMSTATE_OLD ) {
2072    //ROAR_INFO("streams_send_mon(id=%i): stream state: %s->old", ROAR_DBG_INFO_VERBOSE, id, roar_streamstate2str(ss->state));
2073    _streams_change_state(ss, ROAR_STREAMSTATE_OLD, "streams_send_mon");
2074   }
2075   _return(0);
2076  } else { // we cann't retry on codec filetered streams
2077   if ( errno != EAGAIN ) {
2078    streams_delete(id);
2079    _return(-1);
2080   }
2081  }
2082 }
2083
2084 if ( errno == EAGAIN ) {
2085  // ok, the client blocks for a moment, we try to sleep a bit an retry in the hope not to
2086  // make any gapes in any output because of this
2087
2088#ifdef ROAR_HAVE_USLEEP
2089  usleep(100); // 0.1ms
2090#endif
2091
2092  if ( stream_vio_s_write(ss, obuf, olen) == olen ) {
2093   s->pos = ROAR_MATH_OVERFLOW_ADD(s->pos, ROAR_OUTPUT_CALC_OUTBUFSAMP(&(s->info), olen)*s->info.channels);
2094   if ( ss->state != ROAR_STREAMSTATE_OLD ) {
2095    //ROAR_INFO("streams_send_mon(id=%i): stream state: %s->old", ROAR_DBG_INFO_VERBOSE, id, roar_streamstate2str(ss->state));
2096    _streams_change_state(ss, ROAR_STREAMSTATE_OLD, "streams_send_mon");
2097   }
2098   _return(0);
2099  } else if ( errno == EAGAIN ) {
2100   ROAR_WARN("streams_send_mon(id=%i): Can not send data to client: %s", id, strerror(errno));
2101   _return(0);
2102  }
2103 }
2104
2105 // ug... error... delete stream!
2106
2107 streams_delete(id);
2108
2109 _return(-1);
2110}
2111#undef _return
2112
2113int streams_send_filter(int id) {
2114 int fh;
2115 int have = 0;
2116 int len;
2117 struct roar_stream        *   s;
2118 struct roar_stream_server *  ss;
2119
2120 _CHECK_SID(id);
2121
2122 ROAR_DBG("streams_send_filter(id=%i) = ?", id);
2123
2124 s = ROAR_STREAM(ss = g_streams[id]);
2125
2126 if ( (fh = s->fh) == -1 )
2127  return 0;
2128
2129 if ( s->dir != ROAR_DIR_FILTER )
2130  return 0;
2131
2132 if ( streams_get_flag(id, ROAR_FLAG_PAUSE) )
2133  return 0;
2134
2135
2136 ROAR_DBG("streams_send_filter(id=%i): fh = %i", id, fh);
2137
2138 if ( stream_vio_s_write(ss, g_output_buffer, g_output_buffer_len) == g_output_buffer_len ) {
2139  while ( have < g_output_buffer_len ) {
2140   if ( (len = stream_vio_s_read(ss, g_output_buffer+have, g_output_buffer_len-have)) < 1 ) {
2141    streams_delete(id);
2142    return -1;
2143   }
2144   have += len;
2145  }
2146  return 0;
2147 }
2148
2149 // ug... error... delete stream!
2150
2151 streams_delete(id);
2152
2153 return -1;
2154}
2155
2156
2157// VIO:
2158
2159ssize_t stream_vio_read (int stream, void *buf, size_t count) {
2160 _CHECK_SID(stream);
2161
2162 return stream_vio_s_read(g_streams[stream], buf, count);
2163}
2164
2165ssize_t stream_vio_write(int stream, void *buf, size_t count) {
2166 _CHECK_SID(stream);
2167
2168 return stream_vio_s_write(g_streams[stream], buf, count);
2169}
2170
2171
2172ssize_t stream_vio_s_read (struct roar_stream_server * stream, void *buf, size_t count) {
2173 void    * orig_buf = buf;
2174  size_t   len      =  0;
2175 ssize_t   r        = -1;
2176 int       i;
2177
2178 errno = 0;
2179
2180 if ( !stream )
2181  return -1;
2182
2183 //roar_vio_set_fh(&(stream->vio), ROAR_STREAM(stream)->fh);
2184
2185 if ( ! stream->vio.read )
2186  return -1;
2187
2188 while ( (r = roar_vio_read(&(stream->vio), buf, count)) > 0 ) {
2189  len   += r;
2190  buf   += r;
2191  count -= r;
2192  if ( count == 0 )
2193   break;
2194 }
2195
2196 if ( len == 0 && r == -1 )
2197  return -1;
2198
2199 if ( streams_thru_num ) {
2200  for (i = 0; i < ROAR_STREAMS_MAX; i++) {
2201   if ( g_streams[i] != NULL && ROAR_STREAM(g_streams[i])->pos_rel_id == ROAR_STREAM(stream)->id ) {
2202    if ( ROAR_STREAM(g_streams[i])->dir == ROAR_DIR_THRU ) {
2203     if ( g_streams[i]->ready ) {
2204      if ( stream_vio_write(i, orig_buf, len) != len )
2205       streams_delete(i);
2206
2207      if ( g_streams[i] != NULL ) {
2208       if ( g_streams[i]->state != ROAR_STREAMSTATE_OLD ) {
2209        //ROAR_INFO("stream_vio_s_read(*): (stream: %i) stream state: %s->old", ROAR_DBG_INFO_VERBOSE, i, roar_streamstate2str(g_streams[i]->state));
2210        _streams_change_state(g_streams[i], ROAR_STREAMSTATE_OLD, "stream_vio_s_read");
2211       }
2212      }
2213     }
2214    }
2215   }
2216  }
2217 }
2218
2219 return len;
2220}
2221
2222ssize_t stream_vio_s_write(struct roar_stream_server * stream, void *buf, size_t count) {
2223 int i;
2224
2225 errno = 0;
2226
2227 if ( !stream )
2228  return -1;
2229
2230/*
2231 if ( roar_vio_get_fh(&(stream->vio)) == -1 && ROAR_STREAM(stream)->fh != -1 )
2232  roar_vio_set_fh(&(stream->vio), ROAR_STREAM(stream)->fh);
2233*/
2234
2235// ROAR_WARN("stream_vio_s_write(*): writing...");
2236
2237 if ( streams_thru_num ) {
2238  for (i = 0; i < ROAR_STREAMS_MAX; i++) {
2239   if ( g_streams[i] != NULL && ROAR_STREAM(g_streams[i])->pos_rel_id == ROAR_STREAM(stream)->id ) {
2240    if ( ROAR_STREAM(g_streams[i])->dir == ROAR_DIR_THRU ) {
2241     if ( g_streams[i]->ready ) {
2242      if ( g_streams[i]->state == ROAR_STREAMSTATE_NEW ) {
2243       if ( streams_get_flag(i, ROAR_FLAG_PRETHRU) == 1 ) {
2244        if ( stream_prethru_send(i, ROAR_STREAM(stream)->id) == -1 ) {
2245         streams_delete(i);
2246        }
2247       }
2248      }
2249
2250      if ( stream_vio_write(i, buf, count) != count ) {
2251       streams_delete(i);
2252      }
2253
2254      if ( g_streams[i] != NULL ) {
2255       if ( g_streams[i]->state != ROAR_STREAMSTATE_OLD ) {
2256        //ROAR_INFO("stream_vio_s_write(*): (stream: %i) stream state: %s->old", ROAR_DBG_INFO_VERBOSE, i, roar_streamstate2str(g_streams[i]->state));
2257        _streams_change_state(g_streams[i], ROAR_STREAMSTATE_OLD, "stream_vio_s_write");
2258       }
2259      }
2260     }
2261    }
2262   }
2263  }
2264 }
2265
2266 if ( g_config->jumbo_mtu ) {
2267  if ( stream->viop != &(stream->jumbo) ) {
2268   if ( roar_vio_open_jumbo(&(stream->jumbo), &(stream->vio), g_config->jumbo_mtu) != -1 ) {
2269    // if that works we continue using the jumbo vio,
2270    // in case it didn't we dont, just use normal VIO.
2271    stream->viop = &(stream->jumbo);
2272   }
2273  }
2274 }
2275
2276 return roar_vio_write(stream->viop, buf, count);
2277}
2278
2279//ll
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