vdr  2.6.1
device.c
Go to the documentation of this file.
1 /*
2  * device.c: The basic device interface
3  *
4  * See the main source file 'vdr.c' for copyright information and
5  * how to reach the author.
6  *
7  * $Id: device.c 5.5 2022/01/24 16:53:45 kls Exp $
8  */
9 
10 #include "device.h"
11 #include <errno.h>
12 #include <math.h>
13 #include <sys/ioctl.h>
14 #include <sys/mman.h>
15 #include "audio.h"
16 #include "channels.h"
17 #include "i18n.h"
18 #include "player.h"
19 #include "receiver.h"
20 #include "status.h"
21 #include "transfer.h"
22 
23 // --- cLiveSubtitle ---------------------------------------------------------
24 
25 class cLiveSubtitle : public cReceiver {
26 protected:
27  virtual void Receive(const uchar *Data, int Length);
28 public:
29  cLiveSubtitle(int SPid);
30  virtual ~cLiveSubtitle();
31  };
32 
34 {
35  AddPid(SPid);
36 }
37 
39 {
41 }
42 
43 void cLiveSubtitle::Receive(const uchar *Data, int Length)
44 {
46  cDevice::PrimaryDevice()->PlayTs(Data, Length);
47 }
48 
49 // --- cDeviceHook -----------------------------------------------------------
50 
52 {
54 }
55 
56 bool cDeviceHook::DeviceProvidesTransponder(const cDevice *Device, const cChannel *Channel) const
57 {
58  return true;
59 }
60 
61 bool cDeviceHook::DeviceProvidesEIT(const cDevice *Device) const
62 {
63  return true;
64 }
65 
66 // --- cDevice ---------------------------------------------------------------
67 
68 // The minimum number of unknown PS1 packets to consider this a "pre 1.3.19 private stream":
69 #define MIN_PRE_1_3_19_PRIVATESTREAM 10
70 
71 int cDevice::numDevices = 0;
72 int cDevice::useDevice = 0;
78 
80 :patPmtParser(true)
81 {
83  dsyslog("new device number %d (card index %d)", numDevices + 1, CardIndex() + 1);
84 
85  SetDescription("device %d receiver", numDevices + 1);
86 
87  mute = false;
89 
90  sectionHandler = NULL;
91  eitFilter = NULL;
92  patFilter = NULL;
93  sdtFilter = NULL;
94  nitFilter = NULL;
95 
96  camSlot = NULL;
97 
98  occupiedTimeout = 0;
99 
100  player = NULL;
101  isPlayingVideo = false;
102  keepTracks = false; // used in ClrAvailableTracks()!
107  liveSubtitle = NULL;
108  dvbSubtitleConverter = NULL;
110 
111  for (int i = 0; i < MAXRECEIVERS; i++)
112  receiver[i] = NULL;
113 
114  if (numDevices < MAXDEVICES)
115  device[numDevices++] = this;
116  else
117  esyslog("ERROR: too many devices!");
118 }
119 
121 {
122  Detach(player);
124  delete liveSubtitle;
125  delete dvbSubtitleConverter;
126  if (this == primaryDevice)
127  primaryDevice = NULL;
128  Cancel(3);
129 }
130 
132 {
133  for (time_t t0 = time(NULL); time(NULL) - t0 < Timeout; ) {
134  bool ready = true;
135  for (int i = 0; i < numDevices; i++) {
136  if (device[i] && !device[i]->Ready()) {
137  ready = false;
138  cCondWait::SleepMs(100);
139  }
140  }
141  if (ready)
142  return true;
143  }
144  return false;
145 }
146 
148 {
149  if (n < MAXDEVICES)
150  useDevice |= (1 << n);
151 }
152 
154 {
155  if (n > 0) {
156  nextCardIndex += n;
157  if (nextCardIndex >= MAXDEVICES)
158  esyslog("ERROR: nextCardIndex too big (%d)", nextCardIndex);
159  }
160  else if (n < 0)
161  esyslog("ERROR: invalid value in nextCardIndex(%d)", n);
162  return nextCardIndex;
163 }
164 
165 int cDevice::DeviceNumber(void) const
166 {
167  for (int i = 0; i < numDevices; i++) {
168  if (device[i] == this)
169  return i;
170  }
171  return -1;
172 }
173 
175 {
176  return "";
177 }
178 
180 {
181  return "";
182 }
183 
185 {
186  if (!On) {
189  }
190 }
191 
193 {
194  n--;
195  if (0 <= n && n < numDevices && device[n]) {
196  isyslog("setting primary device to %d", n + 1);
197  if (primaryDevice)
199  primaryDevice = device[n];
203  Setup.PrimaryDVB = n + 1;
204  return true;
205  }
206  esyslog("ERROR: invalid primary device number: %d", n + 1);
207  return false;
208 }
209 
210 bool cDevice::HasDecoder(void) const
211 {
212  return false;
213 }
214 
216 {
217  return NULL;
218 }
219 
221 {
223  if (!d)
224  d = PrimaryDevice();
225  return d;
226 }
227 
229 {
230  return (0 <= Index && Index < numDevices) ? device[Index] : NULL;
231 }
232 
233 static int GetClippedNumProvidedSystems(int AvailableBits, cDevice *Device)
234 {
235  int MaxNumProvidedSystems = (1 << AvailableBits) - 1;
236  int NumProvidedSystems = Device->NumProvidedSystems();
237  if (NumProvidedSystems > MaxNumProvidedSystems) {
238  esyslog("ERROR: device %d supports %d modulation systems but cDevice::GetDevice() currently only supports %d delivery systems which should be fixed", Device->DeviceNumber() + 1, NumProvidedSystems, MaxNumProvidedSystems);
239  NumProvidedSystems = MaxNumProvidedSystems;
240  }
241  else if (NumProvidedSystems <= 0) {
242  esyslog("ERROR: device %d reported an invalid number (%d) of supported delivery systems - assuming 1", Device->DeviceNumber() + 1, NumProvidedSystems);
243  NumProvidedSystems = 1;
244  }
245  return NumProvidedSystems;
246 }
247 
248 cDevice *cDevice::GetDevice(const cChannel *Channel, int Priority, bool LiveView, bool Query)
249 {
250  // Collect the current priorities of all CAM slots that can decrypt the channel:
251  int NumCamSlots = CamSlots.Count();
252  int SlotPriority[NumCamSlots];
253  int NumUsableSlots = 0;
254  bool InternalCamNeeded = false;
255  if (Channel->Ca() >= CA_ENCRYPTED_MIN) {
257  SlotPriority[CamSlot->Index()] = MAXPRIORITY + 1; // assumes it can't be used
258  if (CamSlot->ModuleStatus() == msReady) {
259  if (CamSlot->ProvidesCa(Channel->Caids())) {
261  SlotPriority[CamSlot->Index()] = CamSlot->MtdActive() ? IDLEPRIORITY : CamSlot->Priority(); // we don't need to take the priority into account here for MTD CAM slots, because they can be used with several devices in parallel
262  NumUsableSlots++;
263  }
264  }
265  }
266  }
267  if (!NumUsableSlots)
268  InternalCamNeeded = true; // no CAM is able to decrypt this channel
269  }
270 
271  bool NeedsDetachReceivers = false;
272  cDevice *d = NULL;
273  cCamSlot *s = NULL;
274 
275  uint32_t Impact = 0xFFFFFFFF; // we're looking for a device with the least impact
276  for (int j = 0; j < NumCamSlots || !NumUsableSlots; j++) {
277  if (NumUsableSlots && SlotPriority[j] > MAXPRIORITY)
278  continue; // there is no CAM available in this slot
279  for (int i = 0; i < numDevices; i++) {
280  if (Channel->Ca() && Channel->Ca() <= CA_DVB_MAX && Channel->Ca() != device[i]->DeviceNumber() + 1)
281  continue; // a specific card was requested, but not this one
282  bool HasInternalCam = device[i]->HasInternalCam();
283  if (InternalCamNeeded && !HasInternalCam)
284  continue; // no CAM is able to decrypt this channel and the device uses vdr handled CAMs
285  if (NumUsableSlots && !HasInternalCam && !CamSlots.Get(j)->Assign(device[i], true))
286  continue; // CAM slot can't be used with this device
287  bool ndr;
288  if (device[i]->ProvidesChannel(Channel, Priority, &ndr)) { // this device is basically able to do the job
289  if (NumUsableSlots && !HasInternalCam) {
290  if (cCamSlot *csi = device[i]->CamSlot()) {
291  cCamSlot *csj = CamSlots.Get(j);
292  if ((csj->MtdActive() ? csi->MasterSlot() : csi) != csj)
293  ndr = true; // using a different CAM slot requires detaching receivers
294  }
295  }
296  // Put together an integer number that reflects the "impact" using
297  // this device would have on the overall system. Each condition is represented
298  // by one bit in the number (or several bits, if the condition is actually
299  // a numeric value). The sequence in which the conditions are listed corresponds
300  // to their individual severity, where the one listed first will make the most
301  // difference, because it results in the most significant bit of the result.
302  uint32_t imp = 0;
303  imp <<= 1; imp |= (LiveView && NumUsableSlots && !HasInternalCam) ? !ChannelCamRelations.CamDecrypt(Channel->GetChannelID(), CamSlots.Get(j)->MasterSlotNumber()) || ndr : 0; // prefer CAMs that are known to decrypt this channel for live viewing, if we don't need to detach existing receivers
304  imp <<= 1; imp |= LiveView ? !device[i]->IsPrimaryDevice() || ndr : 0; // prefer the primary device for live viewing if we don't need to detach existing receivers
305  imp <<= 1; imp |= !device[i]->Receiving() && (device[i] != cTransferControl::ReceiverDevice() || device[i]->IsPrimaryDevice()) || ndr; // use receiving devices if we don't need to detach existing receivers, but avoid primary device in local transfer mode
306  imp <<= 1; imp |= device[i]->Receiving(); // avoid devices that are receiving
307  imp <<= 5; imp |= GetClippedNumProvidedSystems(5, device[i]) - 1; // avoid cards which support multiple delivery systems
308  imp <<= 1; imp |= device[i] == cTransferControl::ReceiverDevice(); // avoid the Transfer Mode receiver device
309  imp <<= 8; imp |= device[i]->Priority() - IDLEPRIORITY; // use the device with the lowest priority (- IDLEPRIORITY to assure that values -100..99 can be used)
310  imp <<= 8; imp |= ((NumUsableSlots && !HasInternalCam) ? SlotPriority[j] : IDLEPRIORITY) - IDLEPRIORITY;// use the CAM slot with the lowest priority (- IDLEPRIORITY to assure that values -100..99 can be used)
311  imp <<= 1; imp |= ndr; // avoid devices if we need to detach existing receivers
312  imp <<= 1; imp |= (NumUsableSlots || InternalCamNeeded) ? 0 : device[i]->HasCi(); // avoid cards with Common Interface for FTA channels
313  imp <<= 1; imp |= device[i]->AvoidRecording(); // avoid SD full featured cards
314  imp <<= 1; imp |= (NumUsableSlots && !HasInternalCam) ? !ChannelCamRelations.CamDecrypt(Channel->GetChannelID(), CamSlots.Get(j)->MasterSlotNumber()) : 0; // prefer CAMs that are known to decrypt this channel
315  imp <<= 1; imp |= device[i]->IsPrimaryDevice(); // avoid the primary device
316  if (imp < Impact) {
317  // This device has less impact than any previous one, so we take it.
318  Impact = imp;
319  d = device[i];
320  NeedsDetachReceivers = ndr;
321  if (NumUsableSlots && !HasInternalCam)
322  s = CamSlots.Get(j);
323  }
324  }
325  }
326  if (!NumUsableSlots)
327  break; // no CAM necessary, so just one loop over the devices
328  }
329  if (d) {
330  if (!Query && NeedsDetachReceivers)
331  d->DetachAllReceivers();
332  if (s) {
333  // Some of the following statements could probably be combined, but let's keep them
334  // explicit so we can clearly see every single aspect of the decisions made here.
335  if (d->CamSlot()) {
336  if (s->MtdActive()) {
337  if (s == d->CamSlot()->MasterSlot()) {
338  // device d already has a proper CAM slot, so nothing to do here
339  }
340  else {
341  // device d has a CAM slot, but it's not the right one
342  if (!Query) {
343  d->CamSlot()->Assign(NULL);
344  s = s->MtdSpawn();
345  s->Assign(d);
346  }
347  }
348  }
349  else {
350  if (s->Device()) {
351  if (s->Device() != d) {
352  // CAM slot s is currently assigned to a different device than d
353  if (Priority > s->Priority()) {
354  if (!Query) {
355  d->CamSlot()->Assign(NULL);
356  s->Assign(d);
357  }
358  }
359  else {
360  d = NULL;
361  s = NULL;
362  }
363  }
364  else {
365  // device d already has a proper CAM slot, so nothing to do here
366  }
367  }
368  else {
369  if (s != d->CamSlot()) {
370  // device d has a CAM slot, but it's not the right one
371  if (!Query) {
372  d->CamSlot()->Assign(NULL);
373  s->Assign(d);
374  }
375  }
376  else {
377  // device d already has a proper CAM slot, so nothing to do here
378  }
379  }
380  }
381  }
382  else {
383  // device d has no CAM slot, ...
384  if (s->MtdActive()) {
385  // ... so we assign s with MTD support
386  if (!Query) {
387  s = s->MtdSpawn();
388  s->Assign(d);
389  }
390  }
391  else {
392  // CAM slot s has no MTD support ...
393  if (s->Device()) {
394  // ... but it is assigned to a different device, so we reassign it to d
395  if (Priority > s->Priority()) {
396  if (!Query) {
397  s->Device()->DetachAllReceivers();
398  s->Assign(d);
399  }
400  }
401  else {
402  d = NULL;
403  s = NULL;
404  }
405  }
406  else {
407  // ... and is not assigned to any device, so we just assign it to d
408  if (!Query)
409  s->Assign(d);
410  }
411  }
412  }
413  }
414  else if (d->CamSlot() && !d->CamSlot()->IsDecrypting())
415  d->CamSlot()->Assign(NULL);
416  }
417  return d;
418 }
419 
420 cDevice *cDevice::GetDeviceForTransponder(const cChannel *Channel, int Priority)
421 {
422  cDevice *Device = NULL;
423  for (int i = 0; i < cDevice::NumDevices(); i++) {
424  if (cDevice *d = cDevice::GetDevice(i)) {
425  if (d->IsTunedToTransponder(Channel))
426  return d; // if any device is tuned to the transponder, we're done
427  if (d->ProvidesTransponder(Channel)) {
428  if (d->MaySwitchTransponder(Channel))
429  return d; // this device may switch to the transponder without disturbing any receiver or live view
430  else if (!d->Occupied() && !d->IsBonded()) { // MaySwitchTransponder() implicitly calls Occupied()
431  if (d->Priority() < Priority && (!Device || d->Priority() < Device->Priority()))
432  Device = d; // use this one only if no other with less impact can be found
433  }
434  }
435  }
436  }
437  return Device;
438 }
439 
441 {
442  if (camSlot && !camSlot->IsDecrypting() && !camSlot->IsActivating())
443  camSlot->Assign(NULL);
444 }
445 
446 bool cDevice::HasCi(void)
447 {
448  return false;
449 }
450 
452 {
453  LOCK_THREAD;
454  camSlot = CamSlot;
455 }
456 
458 {
459  deviceHooks.Clear();
460  for (int i = 0; i < numDevices; i++) {
461  delete device[i];
462  device[i] = NULL;
463  }
464 }
465 
466 uchar *cDevice::GrabImage(int &Size, bool Jpeg, int Quality, int SizeX, int SizeY)
467 {
468  return NULL;
469 }
470 
471 bool cDevice::GrabImageFile(const char *FileName, bool Jpeg, int Quality, int SizeX, int SizeY)
472 {
473  int result = 0;
474  int fd = open(FileName, O_WRONLY | O_CREAT | O_NOFOLLOW | O_TRUNC, DEFFILEMODE);
475  if (fd >= 0) {
476  int ImageSize;
477  uchar *Image = GrabImage(ImageSize, Jpeg, Quality, SizeX, SizeY);
478  if (Image) {
479  if (safe_write(fd, Image, ImageSize) == ImageSize)
480  isyslog("grabbed image to %s", FileName);
481  else {
482  LOG_ERROR_STR(FileName);
483  result |= 1;
484  }
485  free(Image);
486  }
487  else
488  result |= 1;
489  close(fd);
490  }
491  else {
492  LOG_ERROR_STR(FileName);
493  result |= 1;
494  }
495  return result == 0;
496 }
497 
499 {
500  cSpuDecoder *spuDecoder = GetSpuDecoder();
501  if (spuDecoder) {
502  if (Setup.VideoFormat)
504  else {
505  switch (VideoDisplayFormat) {
506  case vdfPanAndScan:
508  break;
509  case vdfLetterBox:
511  break;
512  case vdfCenterCutOut:
514  break;
515  default: esyslog("ERROR: invalid value for VideoDisplayFormat '%d'", VideoDisplayFormat);
516  }
517  }
518  }
519 }
520 
521 void cDevice::SetVideoFormat(bool VideoFormat16_9)
522 {
523 }
524 
525 void cDevice::GetVideoSize(int &Width, int &Height, double &VideoAspect)
526 {
527  Width = 0;
528  Height = 0;
529  VideoAspect = 1.0;
530 }
531 
532 void cDevice::GetOsdSize(int &Width, int &Height, double &PixelAspect)
533 {
534  Width = 720;
535  Height = 480;
536  PixelAspect = 1.0;
537 }
538 
539 //#define PRINTPIDS(s) { char b[500]; char *q = b; q += sprintf(q, "%d %s ", DeviceNumber() + 1, s); for (int i = 0; i < MAXPIDHANDLES; i++) q += sprintf(q, " %s%4d %d", i == ptOther ? "* " : "", pidHandles[i].pid, pidHandles[i].used); dsyslog("%s", b); }
540 #define PRINTPIDS(s)
541 
542 bool cDevice::HasPid(int Pid) const
543 {
544  cMutexLock MutexLock(&mutexPids);
545  for (int i = 0; i < MAXPIDHANDLES; i++) {
546  if (pidHandles[i].pid == Pid)
547  return true;
548  }
549  return false;
550 }
551 
552 bool cDevice::AddPid(int Pid, ePidType PidType, int StreamType)
553 {
554  cMutexLock MutexLock(&mutexPids);
555  if (Pid || PidType == ptPcr) {
556  int n = -1;
557  int a = -1;
558  if (PidType != ptPcr) { // PPID always has to be explicit
559  for (int i = 0; i < MAXPIDHANDLES; i++) {
560  if (i != ptPcr) {
561  if (pidHandles[i].pid == Pid)
562  n = i;
563  else if (a < 0 && i >= ptOther && !pidHandles[i].used)
564  a = i;
565  }
566  }
567  }
568  if (n >= 0) {
569  // The Pid is already in use
570  if (++pidHandles[n].used == 2 && n <= ptTeletext) {
571  // It's a special PID that may have to be switched into "tap" mode
572  PRINTPIDS("A");
573  if (!SetPid(&pidHandles[n], n, true)) {
574  esyslog("ERROR: can't set PID %d on device %d", Pid, DeviceNumber() + 1);
575  if (PidType <= ptTeletext)
576  DetachAll(Pid);
577  DelPid(Pid, PidType);
578  return false;
579  }
580  if (camSlot)
581  camSlot->SetPid(Pid, true);
582  }
583  PRINTPIDS("a");
584  return true;
585  }
586  else if (PidType < ptOther) {
587  // The Pid is not yet in use and it is a special one
588  n = PidType;
589  }
590  else if (a >= 0) {
591  // The Pid is not yet in use and we have a free slot
592  n = a;
593  }
594  else {
595  esyslog("ERROR: no free slot for PID %d on device %d", Pid, DeviceNumber() + 1);
596  return false;
597  }
598  if (n >= 0) {
599  pidHandles[n].pid = Pid;
600  pidHandles[n].streamType = StreamType;
601  pidHandles[n].used = 1;
602  PRINTPIDS("C");
603  if (!SetPid(&pidHandles[n], n, true)) {
604  esyslog("ERROR: can't set PID %d on device %d", Pid, DeviceNumber() + 1);
605  if (PidType <= ptTeletext)
606  DetachAll(Pid);
607  DelPid(Pid, PidType);
608  return false;
609  }
610  if (camSlot)
611  camSlot->SetPid(Pid, true);
612  }
613  }
614  return true;
615 }
616 
617 void cDevice::DelPid(int Pid, ePidType PidType)
618 {
619  cMutexLock MutexLock(&mutexPids);
620  if (Pid || PidType == ptPcr) {
621  int n = -1;
622  if (PidType == ptPcr)
623  n = PidType; // PPID always has to be explicit
624  else {
625  for (int i = 0; i < MAXPIDHANDLES; i++) {
626  if (pidHandles[i].pid == Pid) {
627  n = i;
628  break;
629  }
630  }
631  }
632  if (n >= 0 && pidHandles[n].used) {
633  PRINTPIDS("D");
634  if (--pidHandles[n].used < 2) {
635  SetPid(&pidHandles[n], n, false);
636  if (pidHandles[n].used == 0) {
637  pidHandles[n].handle = -1;
638  pidHandles[n].pid = 0;
639  if (camSlot)
640  camSlot->SetPid(Pid, false);
641  }
642  }
643  PRINTPIDS("E");
644  }
645  }
646 }
647 
648 bool cDevice::SetPid(cPidHandle *Handle, int Type, bool On)
649 {
650  return false;
651 }
652 
654 {
655  cMutexLock MutexLock(&mutexPids);
656  for (int i = ptAudio; i < ptOther; i++) {
657  if (pidHandles[i].pid)
658  DelPid(pidHandles[i].pid, ePidType(i));
659  }
660 }
661 
663 {
664  if (!sectionHandler) {
665  sectionHandler = new cSectionHandler(this);
670  }
671 }
672 
674 {
675  if (sectionHandler) {
676  delete nitFilter;
677  delete sdtFilter;
678  delete patFilter;
679  delete eitFilter;
680  delete sectionHandler;
681  nitFilter = NULL;
682  sdtFilter = NULL;
683  patFilter = NULL;
684  eitFilter = NULL;
685  sectionHandler = NULL;
686  }
687 }
688 
689 int cDevice::OpenFilter(u_short Pid, u_char Tid, u_char Mask)
690 {
691  return -1;
692 }
693 
694 int cDevice::ReadFilter(int Handle, void *Buffer, size_t Length)
695 {
696  return safe_read(Handle, Buffer, Length);
697 }
698 
699 void cDevice::CloseFilter(int Handle)
700 {
701  close(Handle);
702 }
703 
705 {
706  if (sectionHandler)
707  sectionHandler->Attach(Filter);
708 }
709 
711 {
712  if (sectionHandler)
713  sectionHandler->Detach(Filter);
714 }
715 
716 bool cDevice::ProvidesSource(int Source) const
717 {
718  return false;
719 }
720 
722 {
723  cDeviceHook *Hook = deviceHooks.First();
724  while (Hook) {
725  if (!Hook->DeviceProvidesTransponder(this, Channel))
726  return false;
727  Hook = deviceHooks.Next(Hook);
728  }
729  return true;
730 }
731 
733 {
734  cDeviceHook *Hook = deviceHooks.First();
735  while (Hook) {
736  if (!Hook->DeviceProvidesEIT(this))
737  return false;
738  Hook = deviceHooks.Next(Hook);
739  }
740  return true;
741 }
742 
743 bool cDevice::ProvidesTransponder(const cChannel *Channel) const
744 {
745  return false;
746 }
747 
749 {
750  for (int i = 0; i < numDevices; i++) {
751  if (device[i] && device[i] != this && device[i]->ProvidesTransponder(Channel))
752  return false;
753  }
754  return true;
755 }
756 
757 bool cDevice::ProvidesChannel(const cChannel *Channel, int Priority, bool *NeedsDetachReceivers) const
758 {
759  return false;
760 }
761 
762 bool cDevice::ProvidesEIT(void) const
763 {
764  return false;
765 }
766 
768 {
769  return 0;
770 }
771 
773 {
774  return NULL;
775 }
776 
777 bool cDevice::SignalStats(int &Valid, double *Strength, double *Cnr, double *BerPre, double *BerPost, double *Per, int *Status) const
778 {
779  return false;
780 }
781 
782 int cDevice::SignalStrength(void) const
783 {
784  return -1;
785 }
786 
787 int cDevice::SignalQuality(void) const
788 {
789  return -1;
790 }
791 
793 {
794  return NULL;
795 }
796 
797 bool cDevice::IsTunedToTransponder(const cChannel *Channel) const
798 {
799  return false;
800 }
801 
802 bool cDevice::MaySwitchTransponder(const cChannel *Channel) const
803 {
804  return time(NULL) > occupiedTimeout && !Receiving() && !(pidHandles[ptAudio].pid || pidHandles[ptVideo].pid || pidHandles[ptDolby].pid);
805 }
806 
807 bool cDevice::SwitchChannel(const cChannel *Channel, bool LiveView)
808 {
809  if (LiveView) {
810  isyslog("switching to channel %d %s (%s)", Channel->Number(), *Channel->GetChannelID().ToString(), Channel->Name());
811  cControl::Shutdown(); // prevents old channel from being shown too long if GetDevice() takes longer
812  // and, if decrypted, this removes the now superfluous PIDs from the CAM, too
813  }
814  for (int i = 3; i--;) {
815  switch (SetChannel(Channel, LiveView)) {
816  case scrOk: return true;
817  case scrNotAvailable: Skins.QueueMessage(mtInfo, tr("Channel not available!"));
818  return false;
819  case scrNoTransfer: Skins.QueueMessage(mtError, tr("Can't start Transfer Mode!"));
820  return false;
821  case scrFailed: break; // loop will retry
822  default: esyslog("ERROR: invalid return value from SetChannel");
823  }
824  esyslog("retrying");
825  }
826  return false;
827 }
828 
829 bool cDevice::SwitchChannel(int Direction)
830 {
831  bool result = false;
832  Direction = sgn(Direction);
833  if (Direction) {
834  cControl::Shutdown(); // prevents old channel from being shown too long if GetDevice() takes longer
835  // and, if decrypted, this removes the now superfluous PIDs from the CAM, too
836  int n = CurrentChannel() + Direction;
837  int first = n;
839  const cChannel *Channel;
840  while ((Channel = Channels->GetByNumber(n, Direction)) != NULL) {
841  // try only channels which are currently available
842  if (GetDevice(Channel, LIVEPRIORITY, true, true))
843  break;
844  n = Channel->Number() + Direction;
845  }
846  if (Channel) {
847  int d = n - first;
848  if (abs(d) == 1)
849  dsyslog("skipped channel %d", first);
850  else if (d)
851  dsyslog("skipped channels %d..%d", first, n - sgn(d));
852  if (PrimaryDevice()->SwitchChannel(Channel, true))
853  result = true;
854  }
855  else if (n != first)
856  Skins.QueueMessage(mtError, tr("Channel not available!"));
857  }
858  return result;
859 }
860 
861 eSetChannelResult cDevice::SetChannel(const cChannel *Channel, bool LiveView)
862 {
863  cMutexLock MutexLock(&mutexChannel); // to avoid a race between SVDRP CHAN and HasProgramme()
864  cStatus::MsgChannelSwitch(this, 0, LiveView);
865 
866  if (LiveView) {
867  if (IsPrimaryDevice() && !Replaying() && !Transferring()) { // this is only for FF DVB cards!
869  if (const cChannel *ch = Channels->GetByNumber(currentChannel)) {
870  if (patFilter)
871  patFilter->Release(ch->Sid());
872  }
873  }
874  StopReplay();
877  }
878 
879  cDevice *Device = (LiveView && IsPrimaryDevice()) ? GetDevice(Channel, LIVEPRIORITY, true) : this;
880 
881  bool NeedsTransferMode = LiveView && Device != PrimaryDevice();
882  // If the CAM slot wants the TS data, we need to switch to Transfer Mode:
883  if (!NeedsTransferMode && LiveView && IsPrimaryDevice() && CamSlot() && CamSlot()->WantsTsData())
884  NeedsTransferMode = true;
885 
886  eSetChannelResult Result = scrOk;
887 
888  // If this DVB card can't receive this channel, let's see if we can
889  // use the card that actually can receive it and transfer data from there:
890 
891  if (NeedsTransferMode) {
892  if (Device && PrimaryDevice()->CanReplay()) {
893  if (Device->SetChannel(Channel, false) == scrOk) // calling SetChannel() directly, not SwitchChannel()!
894  cControl::Launch(new cTransferControl(Device, Channel));
895  else
896  Result = scrNoTransfer;
897  }
898  else
899  Result = scrNotAvailable;
900  }
901  else {
902  // Stop section handling:
903  if (sectionHandler) {
904  sectionHandler->SetStatus(false);
905  sectionHandler->SetChannel(NULL);
906  }
907  // Tell the camSlot about the channel switch and add all PIDs of this
908  // channel to it, for possible later decryption:
909  if (camSlot)
910  camSlot->AddChannel(Channel);
911  if (SetChannelDevice(Channel, LiveView)) {
912  // Start section handling:
913  if (sectionHandler) {
914  sectionHandler->SetChannel(Channel);
915  sectionHandler->SetStatus(true);
916  }
917  // Start decrypting any PIDs that might have been set in SetChannelDevice():
918  if (camSlot)
920  }
921  else
922  Result = scrFailed;
923  }
924 
925  if (Result == scrOk) {
926  if (LiveView && IsPrimaryDevice()) {
927  if (patFilter) // this is only for FF DVB cards!
928  patFilter->Request(Channel->Sid());
929  currentChannel = Channel->Number();
930  // Set the available audio tracks:
932  for (int i = 0; i < MAXAPIDS; i++)
933  SetAvailableTrack(ttAudio, i, Channel->Apid(i), Channel->Alang(i));
934  if (Setup.UseDolbyDigital) {
935  for (int i = 0; i < MAXDPIDS; i++)
936  SetAvailableTrack(ttDolby, i, Channel->Dpid(i), Channel->Dlang(i));
937  }
938  for (int i = 0; i < MAXSPIDS; i++)
939  SetAvailableTrack(ttSubtitle, i, Channel->Spid(i), Channel->Slang(i));
940  if (!NeedsTransferMode)
941  EnsureAudioTrack(true);
943  }
944  cStatus::MsgChannelSwitch(this, Channel->Number(), LiveView); // only report status if channel switch successful
945  }
946 
947  return Result;
948 }
949 
951 {
954  if (const cChannel *Channel = Channels->GetByNumber(CurrentChannel()))
955  SetChannelDevice(Channel, false); // this implicitly starts Transfer Mode
956  }
957 }
958 
959 int cDevice::Occupied(void) const
960 {
961  int Seconds = occupiedTimeout - time(NULL);
962  return Seconds > 0 ? Seconds : 0;
963 }
964 
965 void cDevice::SetOccupied(int Seconds)
966 {
967  if (Seconds >= 0)
968  occupiedTimeout = time(NULL) + min(Seconds, MAXOCCUPIEDTIMEOUT);
969 }
970 
971 bool cDevice::SetChannelDevice(const cChannel *Channel, bool LiveView)
972 {
973  return false;
974 }
975 
976 bool cDevice::HasLock(int TimeoutMs) const
977 {
978  return true;
979 }
980 
981 bool cDevice::HasProgramme(void) const
982 {
983  cMutexLock MutexLock(&mutexChannel); // to avoid a race between SVDRP CHAN and HasProgramme()
985 }
986 
988 {
989  return 0;
990 }
991 
992 void cDevice::SetAudioChannelDevice(int AudioChannel)
993 {
994 }
995 
996 void cDevice::SetVolumeDevice(int Volume)
997 {
998 }
999 
1001 {
1002 }
1003 
1005 {
1006 }
1007 
1009 {
1010 }
1011 
1013 {
1014  int OldVolume = volume;
1015  mute = !mute;
1016  //XXX why is it necessary to use different sequences???
1017  if (mute) {
1018  SetVolume(0, true);
1019  Audios.MuteAudio(mute); // Mute external audio after analog audio
1020  }
1021  else {
1022  Audios.MuteAudio(mute); // Enable external audio before analog audio
1023  SetVolume(OldVolume, true);
1024  }
1025  volume = OldVolume;
1026  return mute;
1027 }
1028 
1030 {
1031  int c = GetAudioChannelDevice();
1032  return (0 <= c && c <= 2) ? c : 0;
1033 }
1034 
1035 void cDevice::SetAudioChannel(int AudioChannel)
1036 {
1037  if (0 <= AudioChannel && AudioChannel <= 2)
1038  SetAudioChannelDevice(AudioChannel);
1039 }
1040 
1041 void cDevice::SetVolume(int Volume, bool Absolute)
1042 {
1043  int OldVolume = volume;
1044  double VolumeDelta = double(MAXVOLUME) / Setup.VolumeSteps;
1045  double VolumeLinearize = (Setup.VolumeLinearize >= 0) ? (Setup.VolumeLinearize / 10.0 + 1.0) : (1.0 / ((-Setup.VolumeLinearize / 10.0) + 1.0));
1046  volume = constrain(int(floor((Absolute ? Volume : volume + Volume) / VolumeDelta + 0.5) * VolumeDelta), 0, MAXVOLUME);
1047  SetVolumeDevice(MAXVOLUME - int(pow(1.0 - pow(double(volume) / MAXVOLUME, VolumeLinearize), 1.0 / VolumeLinearize) * MAXVOLUME));
1048  Absolute |= mute;
1049  cStatus::MsgSetVolume(Absolute ? volume : volume - OldVolume, Absolute);
1050  if (volume > 0) {
1051  mute = false;
1053  }
1054 }
1055 
1056 void cDevice::ClrAvailableTracks(bool DescriptionsOnly, bool IdsOnly)
1057 {
1058  if (keepTracks)
1059  return;
1060  if (DescriptionsOnly) {
1061  for (int i = ttNone; i < ttMaxTrackTypes; i++)
1062  *availableTracks[i].description = 0;
1063  }
1064  else {
1065  if (IdsOnly) {
1066  for (int i = ttNone; i < ttMaxTrackTypes; i++)
1067  availableTracks[i].id = 0;
1068  }
1069  else
1070  memset(availableTracks, 0, sizeof(availableTracks));
1072  SetAudioChannel(0); // fall back to stereo
1076  }
1077 }
1078 
1079 bool cDevice::SetAvailableTrack(eTrackType Type, int Index, uint16_t Id, const char *Language, const char *Description)
1080 {
1081  eTrackType t = eTrackType(Type + Index);
1082  if (Type == ttAudio && IS_AUDIO_TRACK(t) ||
1083  Type == ttDolby && IS_DOLBY_TRACK(t) ||
1084  Type == ttSubtitle && IS_SUBTITLE_TRACK(t)) {
1085  if (Language)
1086  strn0cpy(availableTracks[t].language, Language, sizeof(availableTracks[t].language));
1087  if (Description)
1089  if (Id) {
1090  availableTracks[t].id = Id; // setting 'id' last to avoid the need for extensive locking
1091  if (Type == ttAudio || Type == ttDolby) {
1092  int numAudioTracks = NumAudioTracks();
1093  if (!availableTracks[currentAudioTrack].id && numAudioTracks && currentAudioTrackMissingCount++ > numAudioTracks * 10)
1094  EnsureAudioTrack();
1095  else if (t == currentAudioTrack)
1097  }
1098  else if (Type == ttSubtitle && autoSelectPreferredSubtitleLanguage)
1100  }
1101  return true;
1102  }
1103  else
1104  esyslog("ERROR: SetAvailableTrack called with invalid Type/Index (%d/%d)", Type, Index);
1105  return false;
1106 }
1107 
1109 {
1110  return (ttNone < Type && Type < ttMaxTrackTypes) ? &availableTracks[Type] : NULL;
1111 }
1112 
1113 int cDevice::NumTracks(eTrackType FirstTrack, eTrackType LastTrack) const
1114 {
1115  int n = 0;
1116  for (int i = FirstTrack; i <= LastTrack; i++) {
1117  if (availableTracks[i].id)
1118  n++;
1119  }
1120  return n;
1121 }
1122 
1124 {
1126 }
1127 
1129 {
1131 }
1132 
1134 {
1135  if (ttNone < Type && Type <= ttDolbyLast) {
1136  cMutexLock MutexLock(&mutexCurrentAudioTrack);
1137  if (IS_DOLBY_TRACK(Type))
1138  SetDigitalAudioDevice(true);
1139  currentAudioTrack = Type;
1140  if (player)
1142  else
1144  if (IS_AUDIO_TRACK(Type))
1145  SetDigitalAudioDevice(false);
1146  return true;
1147  }
1148  return false;
1149 }
1150 
1152 {
1153  if (Type == ttNone || IS_SUBTITLE_TRACK(Type)) {
1154  currentSubtitleTrack = Type;
1158  if (Type == ttNone && dvbSubtitleConverter) {
1161  }
1163  if (player)
1165  else
1167  if (currentSubtitleTrack != ttNone && !Replaying() && !Transferring()) {
1168  const tTrackId *TrackId = GetTrack(currentSubtitleTrack);
1169  if (TrackId && TrackId->id) {
1170  liveSubtitle = new cLiveSubtitle(TrackId->id);
1172  }
1173  }
1174  return true;
1175  }
1176  return false;
1177 }
1178 
1180 {
1181  if (keepTracks)
1182  return;
1183  if (Force || !availableTracks[currentAudioTrack].id) {
1184  eTrackType PreferredTrack = ttAudioFirst;
1185  int PreferredAudioChannel = 0;
1186  int LanguagePreference = -1;
1187  int StartCheck = Setup.CurrentDolby ? ttDolbyFirst : ttAudioFirst;
1188  int EndCheck = ttDolbyLast;
1189  for (int i = StartCheck; i <= EndCheck; i++) {
1190  const tTrackId *TrackId = GetTrack(eTrackType(i));
1191  int pos = 0;
1192  if (TrackId && TrackId->id && I18nIsPreferredLanguage(Setup.AudioLanguages, TrackId->language, LanguagePreference, &pos)) {
1193  PreferredTrack = eTrackType(i);
1194  PreferredAudioChannel = pos;
1195  }
1196  if (Setup.CurrentDolby && i == ttDolbyLast) {
1197  i = ttAudioFirst - 1;
1198  EndCheck = ttAudioLast;
1199  }
1200  }
1201  // Make sure we're set to an available audio track:
1202  const tTrackId *Track = GetTrack(GetCurrentAudioTrack());
1203  if (Force || !Track || !Track->id || PreferredTrack != GetCurrentAudioTrack()) {
1204  if (!Force) // only log this for automatic changes
1205  dsyslog("setting audio track to %d (%d)", PreferredTrack, PreferredAudioChannel);
1206  SetCurrentAudioTrack(PreferredTrack);
1207  SetAudioChannel(PreferredAudioChannel);
1208  }
1209  }
1210 }
1211 
1213 {
1214  if (keepTracks)
1215  return;
1216  if (Setup.DisplaySubtitles) {
1217  eTrackType PreferredTrack = ttNone;
1218  int LanguagePreference = INT_MAX; // higher than the maximum possible value
1219  for (int i = ttSubtitleFirst; i <= ttSubtitleLast; i++) {
1220  const tTrackId *TrackId = GetTrack(eTrackType(i));
1221  if (TrackId && TrackId->id && (I18nIsPreferredLanguage(Setup.SubtitleLanguages, TrackId->language, LanguagePreference) ||
1222  (i == ttSubtitleFirst + 8 && !*TrackId->language && LanguagePreference == INT_MAX))) // compatibility mode for old subtitles plugin
1223  PreferredTrack = eTrackType(i);
1224  }
1225  // Make sure we're set to an available subtitle track:
1226  const tTrackId *Track = GetTrack(GetCurrentSubtitleTrack());
1227  if (!Track || !Track->id || PreferredTrack != GetCurrentSubtitleTrack())
1228  SetCurrentSubtitleTrack(PreferredTrack);
1229  }
1230  else
1232 }
1233 
1234 bool cDevice::CanReplay(void) const
1235 {
1236  return HasDecoder();
1237 }
1238 
1240 {
1241  return false;
1242 }
1243 
1244 int64_t cDevice::GetSTC(void)
1245 {
1246  return -1;
1247 }
1248 
1249 void cDevice::TrickSpeed(int Speed, bool Forward)
1250 {
1251 }
1252 
1253 void cDevice::Clear(void)
1254 {
1255  Audios.ClearAudio();
1258 }
1259 
1260 void cDevice::Play(void)
1261 {
1264  dvbSubtitleConverter->Freeze(false);
1265 }
1266 
1268 {
1269  Audios.MuteAudio(true);
1272 }
1273 
1274 void cDevice::Mute(void)
1275 {
1276  Audios.MuteAudio(true);
1277 }
1278 
1279 void cDevice::StillPicture(const uchar *Data, int Length)
1280 {
1281  if (Data[0] == 0x47) {
1282  // TS data
1283  cTsToPes TsToPes;
1284  uchar *buf = NULL;
1285  int Size = 0;
1286  while (Length >= TS_SIZE) {
1287  int Pid = TsPid(Data);
1288  if (Pid == PATPID)
1289  patPmtParser.ParsePat(Data, TS_SIZE);
1290  else if (patPmtParser.IsPmtPid(Pid))
1291  patPmtParser.ParsePmt(Data, TS_SIZE);
1292  else if (Pid == patPmtParser.Vpid()) {
1293  if (TsPayloadStart(Data)) {
1294  int l;
1295  while (const uchar *p = TsToPes.GetPes(l)) {
1296  int Offset = Size;
1297  int NewSize = Size + l;
1298  if (uchar *NewBuffer = (uchar *)realloc(buf, NewSize)) {
1299  Size = NewSize;
1300  buf = NewBuffer;
1301  memcpy(buf + Offset, p, l);
1302  }
1303  else {
1304  LOG_ERROR_STR("out of memory");
1305  free(buf);
1306  return;
1307  }
1308  }
1309  TsToPes.Reset();
1310  }
1311  TsToPes.PutTs(Data, TS_SIZE);
1312  }
1313  Length -= TS_SIZE;
1314  Data += TS_SIZE;
1315  }
1316  int l;
1317  while (const uchar *p = TsToPes.GetPes(l)) {
1318  int Offset = Size;
1319  int NewSize = Size + l;
1320  if (uchar *NewBuffer = (uchar *)realloc(buf, NewSize)) {
1321  Size = NewSize;
1322  buf = NewBuffer;
1323  memcpy(buf + Offset, p, l);
1324  }
1325  else {
1326  esyslog("ERROR: out of memory");
1327  free(buf);
1328  return;
1329  }
1330  }
1331  if (buf) {
1332  StillPicture(buf, Size);
1333  free(buf);
1334  }
1335  }
1336 }
1337 
1338 bool cDevice::Replaying(void) const
1339 {
1340  return player != NULL;
1341 }
1342 
1343 bool cDevice::Transferring(void) const
1344 {
1345  return cTransferControl::ReceiverDevice() != NULL;
1346 }
1347 
1349 {
1350  if (CanReplay()) {
1351  if (player)
1352  Detach(player);
1355  patPmtParser.Reset();
1356  player = Player;
1357  if (!Transferring())
1358  ClrAvailableTracks(false, true);
1360  player->device = this;
1361  player->Activate(true);
1362  return true;
1363  }
1364  return false;
1365 }
1366 
1368 {
1369  if (Player && player == Player) {
1370  cPlayer *p = player;
1371  player = NULL; // avoids recursive calls to Detach()
1372  p->Activate(false);
1373  p->device = NULL;
1375  delete dvbSubtitleConverter;
1376  dvbSubtitleConverter = NULL;
1379  PlayTs(NULL, 0);
1380  patPmtParser.Reset();
1381  Audios.ClearAudio();
1382  isPlayingVideo = false;
1383  }
1384 }
1385 
1387 {
1388  if (player) {
1389  Detach(player);
1390  if (IsPrimaryDevice())
1392  }
1393 }
1394 
1395 bool cDevice::Poll(cPoller &Poller, int TimeoutMs)
1396 {
1397  return false;
1398 }
1399 
1400 bool cDevice::Flush(int TimeoutMs)
1401 {
1402  return true;
1403 }
1404 
1405 int cDevice::PlayVideo(const uchar *Data, int Length)
1406 {
1407  return -1;
1408 }
1409 
1410 int cDevice::PlayAudio(const uchar *Data, int Length, uchar Id)
1411 {
1412  return -1;
1413 }
1414 
1415 int cDevice::PlaySubtitle(const uchar *Data, int Length)
1416 {
1417  if (!dvbSubtitleConverter)
1419  return dvbSubtitleConverter->ConvertFragments(Data, Length);
1420 }
1421 
1422 int cDevice::PlayPesPacket(const uchar *Data, int Length, bool VideoOnly)
1423 {
1424  bool FirstLoop = true;
1425  uchar c = Data[3];
1426  const uchar *Start = Data;
1427  const uchar *End = Start + Length;
1428  while (Start < End) {
1429  int d = End - Start;
1430  int w = d;
1431  switch (c) {
1432  case 0xBE: // padding stream, needed for MPEG1
1433  case 0xE0 ... 0xEF: // video
1434  isPlayingVideo = true;
1435  w = PlayVideo(Start, d);
1436  break;
1437  case 0xC0 ... 0xDF: // audio
1438  SetAvailableTrack(ttAudio, c - 0xC0, c);
1439  if ((!VideoOnly || HasIBPTrickSpeed()) && c == availableTracks[currentAudioTrack].id) {
1440  w = PlayAudio(Start, d, c);
1441  if (FirstLoop)
1442  Audios.PlayAudio(Data, Length, c);
1443  }
1444  break;
1445  case 0xBD: { // private stream 1
1446  int PayloadOffset = Data[8] + 9;
1447 
1448  // Compatibility mode for old subtitles plugin:
1449  if ((Data[7] & 0x01) && (Data[PayloadOffset - 3] & 0x81) == 0x01 && Data[PayloadOffset - 2] == 0x81)
1450  PayloadOffset--;
1451 
1452  uchar SubStreamId = Data[PayloadOffset];
1453  uchar SubStreamType = SubStreamId & 0xF0;
1454  uchar SubStreamIndex = SubStreamId & 0x1F;
1455 
1456  // Compatibility mode for old VDR recordings, where 0xBD was only AC3:
1457 pre_1_3_19_PrivateStreamDetected:
1459  SubStreamId = c;
1460  SubStreamType = 0x80;
1461  SubStreamIndex = 0;
1462  }
1463  else if (pre_1_3_19_PrivateStream)
1464  pre_1_3_19_PrivateStream--; // every known PS1 packet counts down towards 0 to recover from glitches...
1465  switch (SubStreamType) {
1466  case 0x20: // SPU
1467  case 0x30: // SPU
1468  SetAvailableTrack(ttSubtitle, SubStreamIndex, SubStreamId);
1469  if ((!VideoOnly || HasIBPTrickSpeed()) && currentSubtitleTrack != ttNone && SubStreamId == availableTracks[currentSubtitleTrack].id)
1470  w = PlaySubtitle(Start, d);
1471  break;
1472  case 0x80: // AC3 & DTS
1473  if (Setup.UseDolbyDigital) {
1474  SetAvailableTrack(ttDolby, SubStreamIndex, SubStreamId);
1475  if ((!VideoOnly || HasIBPTrickSpeed()) && SubStreamId == availableTracks[currentAudioTrack].id) {
1476  w = PlayAudio(Start, d, SubStreamId);
1477  if (FirstLoop)
1478  Audios.PlayAudio(Data, Length, SubStreamId);
1479  }
1480  }
1481  break;
1482  case 0xA0: // LPCM
1483  SetAvailableTrack(ttAudio, SubStreamIndex, SubStreamId);
1484  if ((!VideoOnly || HasIBPTrickSpeed()) && SubStreamId == availableTracks[currentAudioTrack].id) {
1485  w = PlayAudio(Start, d, SubStreamId);
1486  if (FirstLoop)
1487  Audios.PlayAudio(Data, Length, SubStreamId);
1488  }
1489  break;
1490  default:
1491  // Compatibility mode for old VDR recordings, where 0xBD was only AC3:
1493  dsyslog("unknown PS1 packet, substream id = %02X (counter is at %d)", SubStreamId, pre_1_3_19_PrivateStream);
1494  pre_1_3_19_PrivateStream += 2; // ...and every unknown PS1 packet counts up (the very first one counts twice, but that's ok)
1496  dsyslog("switching to pre 1.3.19 Dolby Digital compatibility mode - substream id = %02X", SubStreamId);
1499  goto pre_1_3_19_PrivateStreamDetected;
1500  }
1501  }
1502  }
1503  }
1504  break;
1505  default:
1506  ;//esyslog("ERROR: unexpected packet id %02X", c);
1507  }
1508  if (w > 0)
1509  Start += w;
1510  else {
1511  if (Start != Data)
1512  esyslog("ERROR: incomplete PES packet write!");
1513  return Start == Data ? w : Start - Data;
1514  }
1515  FirstLoop = false;
1516  }
1517  return Length;
1518 }
1519 
1520 int cDevice::PlayPes(const uchar *Data, int Length, bool VideoOnly)
1521 {
1522  if (!Data) {
1525  return 0;
1526  }
1527  int i = 0;
1528  while (i <= Length - 6) {
1529  if (Data[i] == 0x00 && Data[i + 1] == 0x00 && Data[i + 2] == 0x01) {
1530  int l = PesLength(Data + i);
1531  if (i + l > Length) {
1532  esyslog("ERROR: incomplete PES packet!");
1533  return Length;
1534  }
1535  int w = PlayPesPacket(Data + i, l, VideoOnly);
1536  if (w > 0)
1537  i += l;
1538  else
1539  return i == 0 ? w : i;
1540  }
1541  else
1542  i++;
1543  }
1544  if (i < Length)
1545  esyslog("ERROR: leftover PES data!");
1546  return Length;
1547 }
1548 
1549 int cDevice::PlayTsVideo(const uchar *Data, int Length)
1550 {
1551  // Video PES has no explicit length, so we can only determine the end of
1552  // a PES packet when the next TS packet that starts a payload comes in:
1553  if (TsPayloadStart(Data)) {
1554  int l;
1555  while (const uchar *p = tsToPesVideo.GetPes(l)) {
1556  int w = PlayVideo(p, l);
1557  if (w <= 0) {
1559  return w;
1560  }
1561  }
1562  tsToPesVideo.Reset();
1563  }
1564  tsToPesVideo.PutTs(Data, Length);
1565  return Length;
1566 }
1567 
1568 int cDevice::PlayTsAudio(const uchar *Data, int Length)
1569 {
1570  // Audio PES always has an explicit length and consists of single packets:
1571  int l;
1572  if (const uchar *p = tsToPesAudio.GetPes(l)) {
1573  int w = PlayAudio(p, l, p[3]);
1574  if (w <= 0) {
1576  return w;
1577  }
1578  tsToPesAudio.Reset();
1579  }
1580  tsToPesAudio.PutTs(Data, Length);
1581  return Length;
1582 }
1583 
1584 int cDevice::PlayTsSubtitle(const uchar *Data, int Length)
1585 {
1586  if (!dvbSubtitleConverter)
1588  tsToPesSubtitle.PutTs(Data, Length);
1589  int l;
1590  if (const uchar *p = tsToPesSubtitle.GetPes(l)) {
1593  }
1594  return Length;
1595 }
1596 
1597 int cDevice::PlayTs(const uchar *Data, int Length, bool VideoOnly)
1598 {
1599  int Played = 0;
1600  if (!Data) {
1601  tsToPesVideo.Reset();
1602  tsToPesAudio.Reset();
1604  }
1605  else if (Length < TS_SIZE) {
1606  esyslog("ERROR: skipped %d bytes of TS fragment", Length);
1607  return Length;
1608  }
1609  else {
1610  while (Length >= TS_SIZE) {
1611  if (int Skipped = TS_SYNC(Data, Length))
1612  return Played + Skipped;
1613  int Pid = TsPid(Data);
1614  if (TsHasPayload(Data)) { // silently ignore TS packets w/o payload
1615  int PayloadOffset = TsPayloadOffset(Data);
1616  if (PayloadOffset < TS_SIZE) {
1617  if (Pid == PATPID)
1618  patPmtParser.ParsePat(Data, TS_SIZE);
1619  else if (patPmtParser.IsPmtPid(Pid))
1620  patPmtParser.ParsePmt(Data, TS_SIZE);
1621  else if (Pid == patPmtParser.Vpid()) {
1622  isPlayingVideo = true;
1623  int w = PlayTsVideo(Data, TS_SIZE);
1624  if (w < 0)
1625  return Played ? Played : w;
1626  if (w == 0)
1627  break;
1628  }
1629  else if (Pid == availableTracks[currentAudioTrack].id) {
1630  if (!VideoOnly || HasIBPTrickSpeed()) {
1631  int w = PlayTsAudio(Data, TS_SIZE);
1632  if (w < 0)
1633  return Played ? Played : w;
1634  if (w == 0)
1635  break;
1636  Audios.PlayTsAudio(Data, TS_SIZE);
1637  }
1638  }
1639  else if (Pid == availableTracks[currentSubtitleTrack].id) {
1640  if (!VideoOnly || HasIBPTrickSpeed())
1641  PlayTsSubtitle(Data, TS_SIZE);
1642  }
1643  }
1644  }
1645  else if (Pid == patPmtParser.Ppid()) {
1646  int w = PlayTsVideo(Data, TS_SIZE);
1647  if (w < 0)
1648  return Played ? Played : w;
1649  if (w == 0)
1650  break;
1651  }
1652  Played += TS_SIZE;
1653  Length -= TS_SIZE;
1654  Data += TS_SIZE;
1655  }
1656  }
1657  return Played;
1658 }
1659 
1660 int cDevice::Priority(void) const
1661 {
1662  int priority = IDLEPRIORITY;
1663  if (IsPrimaryDevice() && !Replaying() && HasProgramme())
1664  priority = TRANSFERPRIORITY; // we use the same value here, no matter whether it's actual Transfer Mode or real live viewing
1665  cMutexLock MutexLock(&mutexReceiver);
1666  for (int i = 0; i < MAXRECEIVERS; i++) {
1667  if (receiver[i])
1668  priority = max(receiver[i]->priority, priority);
1669  }
1670  return priority;
1671 }
1672 
1673 bool cDevice::Ready(void)
1674 {
1675  return true;
1676 }
1677 
1678 bool cDevice::Receiving(bool Dummy) const
1679 {
1680  cMutexLock MutexLock(&mutexReceiver);
1681  for (int i = 0; i < MAXRECEIVERS; i++) {
1682  if (receiver[i])
1683  return true;
1684  }
1685  return false;
1686 }
1687 
1688 #define TS_SCRAMBLING_TIMEOUT 3 // seconds to wait until a TS becomes unscrambled
1689 #define TS_SCRAMBLING_TIME_OK 3 // seconds before a Channel/CAM combination is marked as known to decrypt
1690 #define EIT_INJECTION_TIME 10 // seconds for which to inject EIT event
1691 
1693 {
1694  if (Running() && OpenDvr()) {
1695  while (Running()) {
1696  // Read data from the DVR device:
1697  uchar *b = NULL;
1698  if (GetTSPacket(b)) {
1699  if (b) {
1700  // Distribute the packet to all attached receivers:
1701  Lock();
1702  cCamSlot *cs = CamSlot();
1703  if (cs)
1704  cs->TsPostProcess(b);
1705  int Pid = TsPid(b);
1706  bool IsScrambled = TsIsScrambled(b);
1707  for (int i = 0; i < MAXRECEIVERS; i++) {
1708  cMutexLock MutexLock(&mutexReceiver);
1709  cReceiver *Receiver = receiver[i];
1710  if (Receiver && Receiver->WantsPid(Pid)) {
1711  Receiver->Receive(b, TS_SIZE);
1712  // Check whether the TS packet is scrambled:
1713  if (Receiver->startScrambleDetection) {
1714  if (cs) {
1715  int CamSlotNumber = cs->MasterSlotNumber();
1716  if (Receiver->lastScrambledPacket < Receiver->startScrambleDetection)
1717  Receiver->lastScrambledPacket = Receiver->startScrambleDetection;
1718  time_t Now = time(NULL);
1719  if (IsScrambled) {
1720  Receiver->lastScrambledPacket = Now;
1721  if (Now - Receiver->startScrambleDetection > Receiver->scramblingTimeout) {
1722  if (!cs->IsActivating() || Receiver->Priority() >= LIVEPRIORITY) {
1723  if (Receiver->ChannelID().Valid()) {
1724  dsyslog("CAM %d: won't decrypt channel %s, detaching receiver", CamSlotNumber, *Receiver->ChannelID().ToString());
1725  ChannelCamRelations.SetChecked(Receiver->ChannelID(), CamSlotNumber);
1726  }
1727  Detach(Receiver);
1728  }
1729  }
1730  }
1731  else if (Now - Receiver->lastScrambledPacket > TS_SCRAMBLING_TIME_OK) {
1732  if (Receiver->ChannelID().Valid()) {
1733  dsyslog("CAM %d: decrypts channel %s", CamSlotNumber, *Receiver->ChannelID().ToString());
1734  ChannelCamRelations.SetDecrypt(Receiver->ChannelID(), CamSlotNumber);
1735  }
1736  Receiver->startScrambleDetection = 0;
1737  }
1738  }
1739  }
1740  // Inject EIT event to avoid the CAMs parental rating prompt:
1741  if (Receiver->startEitInjection) {
1742  time_t Now = time(NULL);
1743  if (cCamSlot *cs = CamSlot()) {
1744  if (Now != Receiver->lastEitInjection) { // once per second
1745  cs->InjectEit(Receiver->ChannelID().Sid());
1746  Receiver->lastEitInjection = Now;
1747  }
1748  }
1749  if (Now - Receiver->startEitInjection > EIT_INJECTION_TIME)
1750  Receiver->startEitInjection = 0;
1751  }
1752  }
1753  }
1754  Unlock();
1755  }
1756  }
1757  else
1758  break;
1759  }
1760  CloseDvr();
1761  }
1762 }
1763 
1765 {
1766  return false;
1767 }
1768 
1770 {
1771 }
1772 
1774 {
1775  return false;
1776 }
1777 
1779 {
1780  if (!Receiver)
1781  return false;
1782  if (Receiver->device == this)
1783  return true;
1784 // activate the following line if you need it - actually the driver should be fixed!
1785 //#define WAIT_FOR_TUNER_LOCK
1786 #ifdef WAIT_FOR_TUNER_LOCK
1787 #define TUNER_LOCK_TIMEOUT 5000 // ms
1788  if (!HasLock(TUNER_LOCK_TIMEOUT)) {
1789  esyslog("ERROR: device %d has no lock, can't attach receiver!", DeviceNumber() + 1);
1790  return false;
1791  }
1792 #endif
1793  cMutexLock MutexLock(&mutexReceiver);
1794  for (int i = 0; i < MAXRECEIVERS; i++) {
1795  if (!receiver[i]) {
1796  for (int n = 0; n < Receiver->numPids; n++) {
1797  if (!AddPid(Receiver->pids[n])) {
1798  for ( ; n-- > 0; )
1799  DelPid(Receiver->pids[n]);
1800  return false;
1801  }
1802  }
1803  Receiver->Activate(true);
1804  Receiver->device = this;
1805  receiver[i] = Receiver;
1806  if (camSlot && Receiver->priority > MINPRIORITY) { // priority check to avoid an infinite loop with the CAM slot's caPidReceiver
1808  if (camSlot->WantsTsData()) {
1809  Receiver->lastEitInjection = 0;
1810  Receiver->startEitInjection = time(NULL);
1811  }
1812  if (CamSlots.NumReadyMasterSlots() > 1) { // don't try different CAMs if there is only one
1813  Receiver->startScrambleDetection = time(NULL);
1815  bool KnownToDecrypt = ChannelCamRelations.CamDecrypt(Receiver->ChannelID(), camSlot->MasterSlotNumber());
1816  if (KnownToDecrypt)
1817  Receiver->scramblingTimeout *= 9; // give it time to receive ECM/EMM (must be less than MAXBROKENTIMEOUT in recorder.c!)
1818  if (Receiver->ChannelID().Valid())
1819  dsyslog("CAM %d: %sknown to decrypt channel %s (scramblingTimeout = %ds)", camSlot->MasterSlotNumber(), KnownToDecrypt ? "" : "not ", *Receiver->ChannelID().ToString(), Receiver->scramblingTimeout);
1820  }
1821  }
1822  if (patFilter && Receiver->ChannelID().Valid())
1823  patFilter->Request(Receiver->ChannelID().Sid());
1824  Start();
1825  return true;
1826  }
1827  }
1828  esyslog("ERROR: no free receiver slot!");
1829  return false;
1830 }
1831 
1832 void cDevice::Detach(cReceiver *Receiver, bool ReleaseCam)
1833 {
1834  if (!Receiver || Receiver->device != this)
1835  return;
1836  bool receiversLeft = false;
1837  mutexReceiver.Lock();
1838  for (int i = 0; i < MAXRECEIVERS; i++) {
1839  if (receiver[i] == Receiver)
1840  receiver[i] = NULL;
1841  else if (receiver[i])
1842  receiversLeft = true;
1843  }
1844  if (patFilter && Receiver->ChannelID().Valid())
1845  patFilter->Release(Receiver->ChannelID().Sid());
1847  Receiver->device = NULL;
1848  Receiver->Activate(false);
1849  for (int n = 0; n < Receiver->numPids; n++)
1850  DelPid(Receiver->pids[n]);
1851  if (camSlot) {
1852  if (Receiver->priority > MINPRIORITY) { // priority check to avoid an infinite loop with the CAM slot's caPidReceiver
1854  if (ReleaseCam)
1855  ReleaseCamSlot();
1856  }
1857  }
1858  if (!receiversLeft)
1859  Cancel(-1);
1860 }
1861 
1862 void cDevice::DetachAll(int Pid)
1863 {
1864  if (Pid) {
1865  cMutexLock MutexLock(&mutexReceiver);
1866  for (int i = 0; i < MAXRECEIVERS; i++) {
1867  cReceiver *Receiver = receiver[i];
1868  if (Receiver && Receiver->WantsPid(Pid))
1869  Detach(Receiver, false);
1870  }
1871  ReleaseCamSlot();
1872  }
1873 }
1874 
1876 {
1877  cMutexLock MutexLock(&mutexReceiver);
1878  for (int i = 0; i < MAXRECEIVERS; i++)
1879  Detach(receiver[i], false);
1880  ReleaseCamSlot();
1881 }
1882 
1883 // --- cTSBuffer -------------------------------------------------------------
1884 
1885 cTSBuffer::cTSBuffer(int File, int Size, int DeviceNumber)
1886 {
1887  SetDescription("device %d TS buffer", DeviceNumber);
1888  f = File;
1889  deviceNumber = DeviceNumber;
1890  delivered = 0;
1891  ringBuffer = new cRingBufferLinear(Size, TS_SIZE, true, "TS");
1892  ringBuffer->SetTimeouts(100, 100);
1894  Start();
1895 }
1896 
1898 {
1899  Cancel(3);
1900  delete ringBuffer;
1901 }
1902 
1904 {
1905  if (ringBuffer) {
1906  bool firstRead = true;
1907  cPoller Poller(f);
1908  while (Running()) {
1909  if (firstRead || Poller.Poll(100)) {
1910  firstRead = false;
1911  int r = ringBuffer->Read(f);
1912  if (r < 0 && FATALERRNO) {
1913  if (errno == EOVERFLOW)
1914  esyslog("ERROR: driver buffer overflow on device %d", deviceNumber);
1915  else {
1916  LOG_ERROR;
1917  break;
1918  }
1919  }
1920  cCondWait::SleepMs(10); // avoids small chunks of data, which cause high CPU usage, esp. on ARM CPUs
1921  }
1922  }
1923  }
1924 }
1925 
1926 uchar *cTSBuffer::Get(int *Available, bool CheckAvailable)
1927 {
1928  int Count = 0;
1929  if (delivered) {
1931  delivered = 0;
1932  }
1933  if (CheckAvailable && ringBuffer->Available() < TS_SIZE)
1934  return NULL;
1935  uchar *p = ringBuffer->Get(Count);
1936  if (p && Count >= TS_SIZE) {
1937  if (*p != TS_SYNC_BYTE) {
1938  for (int i = 1; i < Count; i++) {
1939  if (p[i] == TS_SYNC_BYTE) {
1940  Count = i;
1941  break;
1942  }
1943  }
1944  ringBuffer->Del(Count);
1945  esyslog("ERROR: skipped %d bytes to sync on TS packet on device %d", Count, deviceNumber);
1946  return NULL;
1947  }
1948  delivered = TS_SIZE;
1949  if (Available)
1950  *Available = Count;
1951  return p;
1952  }
1953  return NULL;
1954 }
1955 
1956 void cTSBuffer::Skip(int Count)
1957 {
1958  delivered = Count;
1959 }
cAudios Audios
Definition: audio.c:27
#define CA_ENCRYPTED_MIN
Definition: channels.h:44
#define MAXDPIDS
Definition: channels.h:32
#define MAXAPIDS
Definition: channels.h:31
#define MAXSPIDS
Definition: channels.h:33
#define CA_DVB_MAX
Definition: channels.h:41
#define LOCK_CHANNELS_READ
Definition: channels.h:269
cChannelCamRelations ChannelCamRelations
Definition: ci.c:2947
cCamSlots CamSlots
Definition: ci.c:2838
@ msReady
Definition: ci.h:170
void PlayAudio(const uchar *Data, int Length, uchar Id)
Definition: audio.c:29
void PlayTsAudio(const uchar *Data, int Length)
Definition: audio.c:35
void ClearAudio(void)
Definition: audio.c:47
void MuteAudio(bool On)
Definition: audio.c:41
Definition: ci.h:232
bool MtdActive(void)
Returns true if MTD is currently active.
Definition: ci.h:288
virtual bool IsDecrypting(void)
Returns true if the CAM in this slot is currently used for decrypting.
Definition: ci.c:2795
virtual void InjectEit(int Sid)
Injects a generated EIT with a "present event" for the given Sid into the TS data stream sent to the ...
Definition: ci.c:2830
int Priority(void)
Returns the priority of the device this slot is currently assigned to, or IDLEPRIORITY if it is not a...
Definition: ci.c:2656
int MasterSlotNumber(void)
Returns the number of this CAM's master slot within the whole system.
Definition: ci.h:347
virtual eModuleStatus ModuleStatus(void)
Returns the status of the CAM in this slot.
Definition: ci.c:2431
virtual void AddChannel(const cChannel *Channel)
Adds all PIDs of the given Channel to the current list of PIDs.
Definition: ci.c:2720
bool WantsTsData(void) const
Returns true if this CAM slot wants to receive the TS data through its Decrypt() function.
Definition: ci.h:338
virtual bool Assign(cDevice *Device, bool Query=false)
Assigns this CAM slot to the given Device, if this is possible.
Definition: ci.c:2221
virtual void SetPid(int Pid, bool Active)
Sets the given Pid (which has previously been added through a call to AddPid()) to Active.
Definition: ci.c:2697
virtual void StartDecrypting(void)
Sends all CA_PMT entries to the CAM that have been modified since the last call to this function.
Definition: ci.c:2776
virtual bool IsActivating(void)
Returns true if this CAM slot is currently activating a smart card.
Definition: ci.c:2424
virtual bool TsPostProcess(uchar *Data)
If there is a cCiSession that needs to do additional processing on TS packets (after the CAM has done...
Definition: ci.c:2820
cDevice * Device(void)
Returns the device this CAM slot is currently assigned to.
Definition: ci.h:332
cCamSlot * MtdSpawn(void)
If this CAM slot can do MTD ("Multi Transponder Decryption"), a call to this function returns a cMtdC...
Definition: ci.c:2213
cCamSlot * MasterSlot(void)
Returns this CAM slot's master slot, or a pointer to itself if it is a master slot.
Definition: ci.h:309
virtual bool ProvidesCa(const int *CaSystemIds)
Returns true if the CAM in this slot provides one of the given CaSystemIds.
Definition: ci.c:2664
int NumReadyMasterSlots(void)
Returns the number of master CAM slots in the system that are ready to decrypt.
Definition: ci.c:2840
void SetChecked(tChannelID ChannelID, int CamSlotNumber)
Definition: ci.c:3011
bool CamDecrypt(tChannelID ChannelID, int CamSlotNumber)
Definition: ci.c:3004
bool CamChecked(tChannelID ChannelID, int CamSlotNumber)
Definition: ci.c:2997
void SetDecrypt(tChannelID ChannelID, int CamSlotNumber)
Definition: ci.c:3019
const int * Caids(void) const
Definition: channels.h:171
const char * Alang(int i) const
Definition: channels.h:162
int Number(void) const
Definition: channels.h:178
const char * Name(void) const
Definition: channels.c:107
int Dpid(int i) const
Definition: channels.h:160
int Apid(int i) const
Definition: channels.h:159
tChannelID GetChannelID(void) const
Definition: channels.h:190
int Ca(int Index=0) const
Definition: channels.h:172
int Spid(int i) const
Definition: channels.h:161
int Sid(void) const
Definition: channels.h:175
const char * Slang(int i) const
Definition: channels.h:164
const char * Dlang(int i) const
Definition: channels.h:163
static void SleepMs(int TimeoutMs)
Creates a cCondWait object and uses it to sleep for TimeoutMs milliseconds, immediately giving up the...
Definition: thread.c:72
static void Shutdown(void)
Definition: player.c:108
static void Launch(cControl *Control)
Definition: player.c:87
virtual bool DeviceProvidesEIT(const cDevice *Device) const
Returns true if the given Device can provide EIT data.
Definition: device.c:61
cDeviceHook(void)
Creates a new device hook object.
Definition: device.c:51
virtual bool DeviceProvidesTransponder(const cDevice *Device, const cChannel *Channel) const
Returns true if the given Device can provide the given Channel's transponder.
Definition: device.c:56
cCamSlot * camSlot
Definition: device.h:467
cPlayer * player
Definition: device.h:639
static int NextCardIndex(int n=0)
Calculates the next card index.
Definition: device.c:153
virtual cString DeviceName(void) const
Returns a string identifying the name of this device.
Definition: device.c:179
static cList< cDeviceHook > deviceHooks
Definition: device.h:243
bool Replaying(void) const
Returns true if we are currently replaying.
Definition: device.c:1338
virtual bool Poll(cPoller &Poller, int TimeoutMs=0)
Returns true if the device itself or any of the file handles in Poller is ready for further action.
Definition: device.c:1395
int currentAudioTrackMissingCount
Definition: device.h:547
void StopSectionHandler(void)
A device that has called StartSectionHandler() must call this function (typically in its destructor) ...
Definition: device.c:673
virtual bool SignalStats(int &Valid, double *Strength=NULL, double *Cnr=NULL, double *BerPre=NULL, double *BerPost=NULL, double *Per=NULL, int *Status=NULL) const
Returns statistics about the currently received signal (if available).
Definition: device.c:777
virtual void SetSubtitleTrackDevice(eTrackType Type)
Sets the current subtitle track to the given value.
Definition: device.c:1008
virtual int GetAudioChannelDevice(void)
Gets the current audio channel, which is stereo (0), mono left (1) or mono right (2).
Definition: device.c:987
virtual int PlayVideo(const uchar *Data, int Length)
Plays the given data block as video.
Definition: device.c:1405
cSectionHandler * sectionHandler
Definition: device.h:429
bool SetCurrentSubtitleTrack(eTrackType Type, bool Manual=false)
Sets the current subtitle track to the given Type.
Definition: device.c:1151
bool IsPrimaryDevice(void) const
Definition: device.h:220
virtual bool HasInternalCam(void)
Returns true if this device handles encrypted channels itself without VDR assistance.
Definition: device.h:473
virtual uchar * GrabImage(int &Size, bool Jpeg=true, int Quality=-1, int SizeX=-1, int SizeY=-1)
Grabs the currently visible screen image.
Definition: device.c:466
virtual void GetVideoSize(int &Width, int &Height, double &VideoAspect)
Returns the Width, Height and VideoAspect ratio of the currently displayed video material.
Definition: device.c:525
bool GrabImageFile(const char *FileName, bool Jpeg=true, int Quality=-1, int SizeX=-1, int SizeY=-1)
Calls GrabImage() and stores the resulting image in a file with the given name.
Definition: device.c:471
eSetChannelResult SetChannel(const cChannel *Channel, bool LiveView)
Sets the device to the given channel (general setup).
Definition: device.c:861
bool mute
Definition: device.h:607
virtual bool HasLock(int TimeoutMs=0) const
Returns true if the device has a lock on the requested transponder.
Definition: device.c:976
void StartSectionHandler(void)
A derived device that provides section data must call this function (typically in its constructor) to...
Definition: device.c:662
ePidType
Definition: device.h:398
@ ptTeletext
Definition: device.h:398
@ ptPcr
Definition: device.h:398
@ ptOther
Definition: device.h:398
@ ptDolby
Definition: device.h:398
@ ptAudio
Definition: device.h:398
@ ptVideo
Definition: device.h:398
cMutex mutexCurrentAudioTrack
Definition: device.h:545
virtual const cPositioner * Positioner(void) const
Returns a pointer to the positioner (if any) this device has used to move the satellite dish to the r...
Definition: device.c:772
virtual int NumProvidedSystems(void) const
Returns the number of individual "delivery systems" this device provides.
Definition: device.c:767
int NumSubtitleTracks(void) const
Returns the number of subtitle tracks that are currently available.
Definition: device.c:1128
bool keepTracks
Definition: device.h:549
virtual ~cDevice()
Definition: device.c:120
virtual int PlayPes(const uchar *Data, int Length, bool VideoOnly=false)
Plays all valid PES packets in Data with the given Length.
Definition: device.c:1520
cMutex mutexReceiver
Definition: device.h:833
virtual bool ProvidesSource(int Source) const
Returns true if this device can provide the given source.
Definition: device.c:716
void ReleaseCamSlot(void)
Releases the CAM slot if it is currently not used.
Definition: device.c:440
static int useDevice
Definition: device.h:125
cDvbSubtitleConverter * dvbSubtitleConverter
Definition: device.h:252
bool HasPid(int Pid) const
Returns true if this device is currently receiving the given PID.
Definition: device.c:542
virtual void SetAudioTrackDevice(eTrackType Type)
Sets the current audio track to the given value.
Definition: device.c:1004
virtual bool SetPid(cPidHandle *Handle, int Type, bool On)
Does the actual PID setting on this device.
Definition: device.c:648
static int nextCardIndex
Definition: device.h:185
cTsToPes tsToPesAudio
Definition: device.h:642
cNitFilter * nitFilter
Definition: device.h:433
bool autoSelectPreferredSubtitleLanguage
Definition: device.h:548
static bool WaitForAllDevicesReady(int Timeout=0)
Waits until all devices have become ready, or the given Timeout (seconds) has expired.
Definition: device.c:131
void SetCamSlot(cCamSlot *CamSlot)
Sets the given CamSlot to be used with this device.
Definition: device.c:451
static cDevice * ActualDevice(void)
Returns the actual receiving device in case of Transfer Mode, or the primary device otherwise.
Definition: device.c:220
static void SetUseDevice(int n)
Sets the 'useDevice' flag of the given device.
Definition: device.c:147
virtual bool MaySwitchTransponder(const cChannel *Channel) const
Returns true if it is ok to switch to the Channel's transponder on this device, without disturbing an...
Definition: device.c:802
eTrackType currentSubtitleTrack
Definition: device.h:544
eTrackType GetCurrentSubtitleTrack(void) const
Definition: device.h:585
static cDevice * GetDevice(int Index)
Gets the device with the given Index.
Definition: device.c:228
static void Shutdown(void)
Closes down all devices.
Definition: device.c:457
cPatFilter * patFilter
Definition: device.h:431
eTrackType GetCurrentAudioTrack(void) const
Definition: device.h:581
void SetOccupied(int Seconds)
Sets the occupied timeout for this device to the given number of Seconds, This can be used to tune a ...
Definition: device.c:965
cDevice(void)
Definition: device.c:79
bool DeviceHooksProvidesEIT(void) const
Definition: device.c:732
bool SwitchChannel(const cChannel *Channel, bool LiveView)
Switches the device to the given Channel, initiating transfer mode if necessary.
Definition: device.c:807
virtual int PlayTsVideo(const uchar *Data, int Length)
Plays the given data block as video.
Definition: device.c:1549
int DeviceNumber(void) const
Returns the number of this device (0 ... numDevices - 1).
Definition: device.c:165
cEitFilter * eitFilter
Definition: device.h:430
virtual bool ProvidesEIT(void) const
Returns true if this device provides EIT data and thus wants to be tuned to the channels it can recei...
Definition: device.c:762
virtual void SetAudioChannelDevice(int AudioChannel)
Sets the audio channel to stereo (0), mono left (1) or mono right (2).
Definition: device.c:992
cReceiver * receiver[MAXRECEIVERS]
Definition: device.h:834
void DelPid(int Pid, ePidType PidType=ptOther)
Deletes a PID from the set of PIDs this device shall receive.
Definition: device.c:617
bool AttachReceiver(cReceiver *Receiver)
Attaches the given receiver to this device.
Definition: device.c:1778
static int CurrentChannel(void)
Returns the number of the current channel on the primary device.
Definition: device.h:358
virtual bool AvoidRecording(void) const
Returns true if this device should only be used for recording if no other device is available.
Definition: device.h:236
static cDevice * primaryDevice
Definition: device.h:127
static bool SetPrimaryDevice(int n)
Sets the primary device to 'n'.
Definition: device.c:192
bool Receiving(bool Dummy=false) const
Returns true if we are currently receiving. The parameter has no meaning (for backwards compatibility...
Definition: device.c:1678
bool Transferring(void) const
Returns true if we are currently in Transfer Mode.
Definition: device.c:1343
virtual int PlayTsAudio(const uchar *Data, int Length)
Plays the given data block as audio.
Definition: device.c:1568
time_t occupiedTimeout
Definition: device.h:262
void StopReplay(void)
Stops the current replay session (if any).
Definition: device.c:1386
virtual void MakePrimaryDevice(bool On)
Informs a device that it will be the primary device.
Definition: device.c:184
virtual bool ProvidesTransponderExclusively(const cChannel *Channel) const
Returns true if this is the only device that is able to provide the given channel's transponder.
Definition: device.c:748
void DetachAll(int Pid)
Detaches all receivers from this device for this pid.
Definition: device.c:1862
virtual bool ProvidesChannel(const cChannel *Channel, int Priority=IDLEPRIORITY, bool *NeedsDetachReceivers=NULL) const
Returns true if this device can provide the given channel.
Definition: device.c:757
int cardIndex
Definition: device.h:186
virtual int SignalQuality(void) const
Returns the "quality" of the currently received signal.
Definition: device.c:787
virtual int SignalStrength(void) const
Returns the "strength" of the currently received signal.
Definition: device.c:782
virtual void Play(void)
Sets the device into play mode (after a previous trick mode).
Definition: device.c:1260
int GetAudioChannel(void)
Gets the current audio channel, which is stereo (0), mono left (1) or mono right (2).
Definition: device.c:1029
int Occupied(void) const
Returns the number of seconds this device is still occupied for.
Definition: device.c:959
cPidHandle pidHandles[MAXPIDHANDLES]
Definition: device.h:407
void EnsureAudioTrack(bool Force=false)
Makes sure an audio track is selected that is actually available.
Definition: device.c:1179
void Detach(cFilter *Filter)
Detaches the given filter from this device.
Definition: device.c:710
cTsToPes tsToPesVideo
Definition: device.h:641
eTrackType currentAudioTrack
Definition: device.h:543
virtual bool SetPlayMode(ePlayMode PlayMode)
Sets the device into the given play mode.
Definition: device.c:1239
virtual bool OpenDvr(void)
Opens the DVR of this device and prepares it to deliver a Transport Stream for use in a cReceiver.
Definition: device.c:1764
const tTrackId * GetTrack(eTrackType Type)
Returns a pointer to the given track id, or NULL if Type is not less than ttMaxTrackTypes.
Definition: device.c:1108
void SetVolume(int Volume, bool Absolute=false)
Sets the volume to the given value, either absolutely or relative to the current volume.
Definition: device.c:1041
virtual void TrickSpeed(int Speed, bool Forward)
Sets the device into a mode where replay is done slower.
Definition: device.c:1249
cLiveSubtitle * liveSubtitle
Definition: device.h:251
virtual void Mute(void)
Turns off audio while replaying.
Definition: device.c:1274
virtual bool HasCi(void)
Returns true if this device has a Common Interface.
Definition: device.c:446
virtual cString DeviceType(void) const
Returns a string identifying the type of this device (like "DVB-S").
Definition: device.c:174
virtual const cChannel * GetCurrentlyTunedTransponder(void) const
Returns a pointer to the currently tuned transponder.
Definition: device.c:792
virtual void Freeze(void)
Puts the device into "freeze frame" mode.
Definition: device.c:1267
void SetAudioChannel(int AudioChannel)
Sets the audio channel to stereo (0), mono left (1) or mono right (2).
Definition: device.c:1035
static int NumDevices(void)
Returns the total number of devices.
Definition: device.h:129
virtual int64_t GetSTC(void)
Gets the current System Time Counter, which can be used to synchronize audio, video and subtitles.
Definition: device.c:1244
virtual void SetVideoDisplayFormat(eVideoDisplayFormat VideoDisplayFormat)
Sets the video display format to the given one (only useful if this device has an MPEG decoder).
Definition: device.c:498
bool isPlayingVideo
Definition: device.h:644
virtual bool Flush(int TimeoutMs=0)
Returns true if the device's output buffers are empty, i.
Definition: device.c:1400
virtual bool HasDecoder(void) const
Tells whether this device has an MPEG decoder.
Definition: device.c:210
virtual int PlayTsSubtitle(const uchar *Data, int Length)
Plays the given data block as a subtitle.
Definition: device.c:1584
virtual void SetVideoFormat(bool VideoFormat16_9)
Sets the output video format to either 16:9 or 4:3 (only useful if this device has an MPEG decoder).
Definition: device.c:521
virtual void CloseDvr(void)
Shuts down the DVR.
Definition: device.c:1769
virtual void CloseFilter(int Handle)
Closes a file handle that has previously been opened by OpenFilter().
Definition: device.c:699
virtual bool SetChannelDevice(const cChannel *Channel, bool LiveView)
Sets the device to the given channel (actual physical setup).
Definition: device.c:971
bool AttachPlayer(cPlayer *Player)
Attaches the given player to this device.
Definition: device.c:1348
void ClrAvailableTracks(bool DescriptionsOnly=false, bool IdsOnly=false)
Clears the list of currently available tracks.
Definition: device.c:1056
int Priority(void) const
Returns the priority of the current receiving session (-MAXPRIORITY..MAXPRIORITY),...
Definition: device.c:1660
virtual bool HasProgramme(void) const
Returns true if the device is currently showing any programme to the user, either through replaying o...
Definition: device.c:981
friend class cLiveSubtitle
Definition: device.h:120
int volume
Definition: device.h:608
void EnsureSubtitleTrack(void)
Makes sure one of the preferred language subtitle tracks is selected.
Definition: device.c:1212
virtual void DetachAllReceivers(void)
Detaches all receivers from this device.
Definition: device.c:1875
virtual bool IsTunedToTransponder(const cChannel *Channel) const
Returns true if this device is currently tuned to the given Channel's transponder.
Definition: device.c:797
virtual bool CanReplay(void) const
Returns true if this device can currently start a replay session.
Definition: device.c:1234
int NumTracks(eTrackType FirstTrack, eTrackType LastTrack) const
Returns the number of tracks in the given range that are currently available.
Definition: device.c:1113
static cDevice * PrimaryDevice(void)
Returns the primary device.
Definition: device.h:148
void AttachFilter(cFilter *Filter)
Attaches the given filter to this device.
Definition: device.c:704
virtual cSpuDecoder * GetSpuDecoder(void)
Returns a pointer to the device's SPU decoder (or NULL, if this device doesn't have an SPU decoder).
Definition: device.c:215
virtual bool HasIBPTrickSpeed(void)
Returns true if this device can handle all frames in 'fast forward' trick speeds.
Definition: device.h:749
virtual bool Ready(void)
Returns true if this device is ready.
Definition: device.c:1673
cMutex mutexChannel
Definition: device.h:261
static cDevice * GetDeviceForTransponder(const cChannel *Channel, int Priority)
Returns a device that is not currently "occupied" and can be tuned to the transponder of the given Ch...
Definition: device.c:420
virtual void GetOsdSize(int &Width, int &Height, double &PixelAspect)
Returns the Width, Height and PixelAspect ratio the OSD should use to best fit the resolution of the ...
Definition: device.c:532
tTrackId availableTracks[ttMaxTrackTypes]
Definition: device.h:542
virtual bool GetTSPacket(uchar *&Data)
Gets exactly one TS packet from the DVR of this device and returns a pointer to it in Data.
Definition: device.c:1773
virtual void Clear(void)
Clears all video and audio data from the device.
Definition: device.c:1253
cTsToPes tsToPesSubtitle
Definition: device.h:643
int CardIndex(void) const
Returns the card index of this device (0 ... MAXDEVICES - 1).
Definition: device.h:221
bool SetAvailableTrack(eTrackType Type, int Index, uint16_t Id, const char *Language=NULL, const char *Description=NULL)
Sets the track of the given Type and Index to the given values.
Definition: device.c:1079
static int numDevices
Definition: device.h:124
int NumAudioTracks(void) const
Returns the number of audio tracks that are currently available.
Definition: device.c:1123
virtual int PlayPesPacket(const uchar *Data, int Length, bool VideoOnly=false)
Plays the single PES packet in Data with the given Length.
Definition: device.c:1422
bool ToggleMute(void)
Turns the volume off or on and returns the new mute state.
Definition: device.c:1012
void DelLivePids(void)
Deletes the live viewing PIDs.
Definition: device.c:653
static int currentChannel
Definition: device.h:264
virtual int PlayTs(const uchar *Data, int Length, bool VideoOnly=false)
Plays the given TS packet.
Definition: device.c:1597
cPatPmtParser patPmtParser
Definition: device.h:640
bool AddPid(int Pid, ePidType PidType=ptOther, int StreamType=0)
Adds a PID to the set of PIDs this device shall receive.
Definition: device.c:552
cMutex mutexCurrentSubtitleTrack
Definition: device.h:546
int pre_1_3_19_PrivateStream
Definition: device.h:550
bool DeviceHooksProvidesTransponder(const cChannel *Channel) const
Definition: device.c:721
virtual int ReadFilter(int Handle, void *Buffer, size_t Length)
Reads data from a handle for the given filter.
Definition: device.c:694
virtual int OpenFilter(u_short Pid, u_char Tid, u_char Mask)
Opens a file handle for the given filter data.
Definition: device.c:689
cSdtFilter * sdtFilter
Definition: device.h:432
static cDevice * device[MAXDEVICES]
Definition: device.h:126
void ForceTransferMode(void)
Forces the device into transfermode for the current channel.
Definition: device.c:950
virtual int PlayAudio(const uchar *Data, int Length, uchar Id)
Plays the given data block as audio.
Definition: device.c:1410
cMutex mutexPids
Definition: device.h:395
bool SetCurrentAudioTrack(eTrackType Type)
Sets the current audio track to the given Type.
Definition: device.c:1133
virtual void Action(void)
A derived cThread class must implement the code it wants to execute as a separate thread in this func...
Definition: device.c:1692
virtual bool ProvidesTransponder(const cChannel *Channel) const
Returns true if this device can provide the transponder of the given Channel (which implies that it c...
Definition: device.c:743
virtual void SetDigitalAudioDevice(bool On)
Tells the output device that the current audio track is Dolby Digital.
Definition: device.c:1000
cCamSlot * CamSlot(void) const
Returns the CAM slot that is currently used with this device, or NULL if no CAM slot is in use.
Definition: device.h:481
virtual void StillPicture(const uchar *Data, int Length)
Displays the given I-frame as a still picture.
Definition: device.c:1279
virtual int PlaySubtitle(const uchar *Data, int Length)
Plays the given data block as a subtitle.
Definition: device.c:1415
virtual void SetVolumeDevice(int Volume)
Sets the audio volume on this device (Volume = 0...255).
Definition: device.c:996
int Convert(const uchar *Data, int Length)
Definition: dvbsubtitle.c:1450
void Freeze(bool Status)
Definition: dvbsubtitle.h:53
int ConvertFragments(const uchar *Data, int Length)
Definition: dvbsubtitle.c:1404
Definition: eit.h:48
Definition: filter.h:80
virtual void Clear(void)
Definition: tools.c:2261
int Count(void) const
Definition: tools.h:637
void Add(cListObject *Object, cListObject *After=NULL)
Definition: tools.c:2184
int Index(void) const
Definition: tools.c:2104
const T * Next(const T *Object) const
< Returns the element immediately before Object in this list, or NULL if Object is the first element ...
Definition: tools.h:660
const T * First(void) const
Returns the first element in this list, or NULL if the list is empty.
Definition: tools.h:653
const T * Get(int Index) const
Returns the list element at the given Index, or NULL if no such element exists.
Definition: tools.h:650
virtual ~cLiveSubtitle()
Definition: device.c:38
cLiveSubtitle(int SPid)
Definition: device.c:33
virtual void Receive(const uchar *Data, int Length)
This function is called from the cDevice we are attached to, and delivers one TS packet from the set ...
Definition: device.c:43
void Lock(void)
Definition: thread.c:222
void Unlock(void)
Definition: thread.c:228
Definition: nit.h:16
Definition: pat.h:21
void Request(int Sid)
Definition: pat.c:408
void Release(int Sid)
Definition: pat.c:431
void Reset(void)
Resets the parser.
Definition: remux.c:617
void ParsePat(const uchar *Data, int Length)
Parses the PAT data from the single TS packet in Data.
Definition: remux.c:627
void ParsePmt(const uchar *Data, int Length)
Parses the PMT data from the single TS packet in Data.
Definition: remux.c:659
bool IsPmtPid(int Pid) const
Returns true if Pid the one of the PMT pids as defined by the current PAT.
Definition: remux.h:400
int Ppid(void) const
Returns the PCR pid as defined by the current PMT, or 0 if no PCR pid has been detected,...
Definition: remux.h:406
int Vpid(void) const
Returns the video pid as defined by the current PMT, or 0 if no video pid has been detected,...
Definition: remux.h:403
Definition: player.h:16
virtual void SetAudioTrack(eTrackType Type, const tTrackId *TrackId)
Definition: player.h:70
ePlayMode playMode
Definition: player.h:20
virtual void Activate(bool On)
Definition: player.h:39
virtual void SetSubtitleTrack(eTrackType Type, const tTrackId *TrackId)
Definition: player.h:74
cDevice * device
Definition: player.h:19
Definition: tools.h:431
bool Poll(int TimeoutMs=0)
Definition: tools.c:1539
A steerable satellite dish generally points to the south on the northern hemisphere,...
Definition: positioner.h:31
time_t lastEitInjection
Definition: receiver.h:29
int Priority(void)
Definition: receiver.h:57
bool WantsPid(int Pid)
Definition: receiver.c:114
time_t startEitInjection
Definition: receiver.h:28
int pids[MAXRECEIVEPIDS]
Definition: receiver.h:23
tChannelID ChannelID(void)
Definition: receiver.h:80
void Detach(void)
Definition: receiver.c:125
cDevice * device
Definition: receiver.h:20
int priority
Definition: receiver.h:22
virtual void Receive(const uchar *Data, int Length)=0
This function is called from the cDevice we are attached to, and delivers one TS packet from the set ...
int numPids
Definition: receiver.h:24
bool AddPid(int Pid)
Adds the given Pid to the list of PIDs of this receiver.
Definition: receiver.c:42
time_t startScrambleDetection
Definition: receiver.h:26
time_t lastScrambledPacket
Definition: receiver.h:25
int scramblingTimeout
Definition: receiver.h:27
virtual void Activate(bool On)
This function is called just before the cReceiver gets attached to (On == true) and right after it ge...
Definition: receiver.h:34
void Del(int Count)
Deletes at most Count bytes from the ring buffer.
Definition: ringbuffer.c:371
virtual int Available(void)
Definition: ringbuffer.c:211
uchar * Get(int &Count)
Gets data from the ring buffer.
Definition: ringbuffer.c:346
int Read(int FileHandle, int Max=0)
Reads at most Max bytes from FileHandle and stores them in the ring buffer.
Definition: ringbuffer.c:230
void SetTimeouts(int PutTimeout, int GetTimeout)
Definition: ringbuffer.c:89
void SetIoThrottle(void)
Definition: ringbuffer.c:95
Definition: sdt.h:16
void SetChannel(const cChannel *Channel)
Definition: sections.c:140
void SetStatus(bool On)
Definition: sections.c:147
void Attach(cFilter *Filter)
Definition: sections.c:119
void Detach(cFilter *Filter)
Definition: sections.c:130
int VolumeSteps
Definition: config.h:366
int VideoDisplayFormat
Definition: config.h:323
int CurrentVolume
Definition: config.h:365
int SubtitleLanguages[I18N_MAX_LANGUAGES+1]
Definition: config.h:294
int DisplaySubtitles
Definition: config.h:293
int VolumeLinearize
Definition: config.h:367
int AudioLanguages[I18N_MAX_LANGUAGES+1]
Definition: config.h:292
int VideoFormat
Definition: config.h:324
int PrimaryDVB
Definition: config.h:268
int UseDolbyDigital
Definition: config.h:326
int CurrentDolby
Definition: config.h:368
int QueueMessage(eMessageType Type, const char *s, int Seconds=0, int Timeout=0)
Like Message(), but this function may be called from a background thread.
Definition: skins.c:296
@ eSpuPanAndScan
Definition: spu.h:21
@ eSpuNormal
Definition: spu.h:21
@ eSpuLetterBox
Definition: spu.h:21
virtual void setScaleMode(cSpuDecoder::eScaleMode ScaleMode)=0
static void MsgSetVolume(int Volume, bool Absolute)
Definition: status.c:62
static void MsgChannelSwitch(const cDevice *Device, int ChannelNumber, bool LiveView)
Definition: status.c:38
Definition: tools.h:178
cTSBuffer(int File, int Size, int DeviceNumber)
Definition: device.c:1885
int delivered
Definition: device.h:880
virtual void Action(void)
A derived cThread class must implement the code it wants to execute as a separate thread in this func...
Definition: device.c:1903
uchar * Get(int *Available=NULL, bool CheckAvailable=false)
Returns a pointer to the first TS packet in the buffer.
Definition: device.c:1926
cRingBufferLinear * ringBuffer
Definition: device.h:881
void Skip(int Count)
If after a call to Get() more or less than TS_SIZE of the available data has been processed,...
Definition: device.c:1956
int deviceNumber
Definition: device.h:879
virtual ~cTSBuffer()
Definition: device.c:1897
int f
Definition: device.h:878
void Unlock(void)
Definition: thread.h:95
void bool Start(void)
Sets the description of this thread, which will be used when logging starting or stopping of the thre...
Definition: thread.c:304
void SetDescription(const char *Description,...) __attribute__((format(printf
Definition: thread.c:267
bool Running(void)
Returns false if a derived cThread object shall leave its Action() function.
Definition: thread.h:101
void Lock(void)
Definition: thread.h:94
void Cancel(int WaitSeconds=0)
Cancels the thread by first setting 'running' to false, so that the Action() loop can finish in an or...
Definition: thread.c:354
char * description
Definition: thread.h:87
static cDevice * ReceiverDevice(void)
Definition: transfer.h:38
void PutTs(const uchar *Data, int Length)
Puts the payload data of the single TS packet at Data into the converter.
Definition: remux.c:1046
void SetRepeatLast(void)
Makes the next call to GetPes() return exactly the same data as the last one (provided there was no c...
Definition: remux.c:1123
const uchar * GetPes(int &Length)
Gets a pointer to the complete PES packet, or NULL if the packet is not complete yet.
Definition: remux.c:1075
void Reset(void)
Resets the converter.
Definition: remux.c:1128
cSetup Setup
Definition: config.c:372
#define MINPRIORITY
Definition: config.h:44
#define TRANSFERPRIORITY
Definition: config.h:46
#define MAXPRIORITY
Definition: config.h:43
#define IDLEPRIORITY
Definition: config.h:47
#define LIVEPRIORITY
Definition: config.h:45
#define EIT_INJECTION_TIME
Definition: device.c:1690
static int GetClippedNumProvidedSystems(int AvailableBits, cDevice *Device)
Definition: device.c:233
#define PRINTPIDS(s)
Definition: device.c:540
#define TS_SCRAMBLING_TIMEOUT
Definition: device.c:1688
#define MIN_PRE_1_3_19_PRIVATESTREAM
Definition: device.c:69
#define TS_SCRAMBLING_TIME_OK
Definition: device.c:1689
#define MAXVOLUME
Definition: device.h:32
#define MAXPIDHANDLES
Definition: device.h:30
eVideoDisplayFormat
Definition: device.h:58
@ vdfLetterBox
Definition: device.h:59
@ vdfCenterCutOut
Definition: device.h:60
@ vdfPanAndScan
Definition: device.h:58
ePlayMode
Definition: device.h:39
@ pmNone
Definition: device.h:39
#define MAXDEVICES
Definition: device.h:29
#define MAXOCCUPIEDTIMEOUT
Definition: device.h:34
#define IS_AUDIO_TRACK(t)
Definition: device.h:76
eTrackType
Definition: device.h:63
@ ttSubtitle
Definition: device.h:70
@ ttMaxTrackTypes
Definition: device.h:73
@ ttDolbyLast
Definition: device.h:69
@ ttAudioLast
Definition: device.h:66
@ ttDolby
Definition: device.h:67
@ ttAudioFirst
Definition: device.h:65
@ ttSubtitleLast
Definition: device.h:72
@ ttDolbyFirst
Definition: device.h:68
@ ttSubtitleFirst
Definition: device.h:71
@ ttAudio
Definition: device.h:64
@ ttNone
Definition: device.h:63
#define MAXRECEIVERS
Definition: device.h:31
#define IS_SUBTITLE_TRACK(t)
Definition: device.h:78
#define IS_DOLBY_TRACK(t)
Definition: device.h:77
eSetChannelResult
Definition: device.h:36
@ scrOk
Definition: device.h:36
@ scrNotAvailable
Definition: device.h:36
@ scrFailed
Definition: device.h:36
@ scrNoTransfer
Definition: device.h:36
bool I18nIsPreferredLanguage(int *PreferredLanguages, const char *LanguageCode, int &OldPreference, int *Position)
Checks the given LanguageCode (which may be something like "eng" or "eng+deu") against the PreferredL...
Definition: i18n.c:316
#define tr(s)
Definition: i18n.h:85
unsigned char u_char
Definition: headers.h:24
int TsPid(const uchar *p)
Definition: remux.h:82
bool TsHasPayload(const uchar *p)
Definition: remux.h:62
#define PATPID
Definition: remux.h:52
bool TsIsScrambled(const uchar *p)
Definition: remux.h:93
#define TS_SIZE
Definition: remux.h:34
bool TsPayloadStart(const uchar *p)
Definition: remux.h:72
#define TS_SYNC(Data, Length)
Definition: remux.h:149
int TsPayloadOffset(const uchar *p)
Definition: remux.h:108
#define TS_SYNC_BYTE
Definition: remux.h:33
int PesLength(const uchar *p)
Definition: remux.h:173
cSkins Skins
Definition: skins.c:219
@ mtInfo
Definition: skins.h:37
@ mtError
Definition: skins.h:37
int Sid(void) const
Definition: channels.h:64
bool Valid(void) const
Definition: channels.h:58
cString ToString(void) const
Definition: channels.c:40
char language[MAXLANGCODE2]
Definition: device.h:82
uint16_t id
Definition: device.h:81
#define LOCK_THREAD
Definition: thread.h:167
char * Utf8Strn0Cpy(char *Dest, const char *Src, int n)
Copies at most n character bytes from Src to Dest, making sure that the resulting copy ends with a co...
Definition: tools.c:899
ssize_t safe_read(int filedes, void *buffer, size_t size)
Definition: tools.c:53
ssize_t safe_write(int filedes, const void *buffer, size_t size)
Definition: tools.c:65
char * strn0cpy(char *dest, const char *src, size_t n)
Definition: tools.c:131
#define FATALERRNO
Definition: tools.h:52
T constrain(T v, T l, T h)
Definition: tools.h:70
#define LOG_ERROR_STR(s)
Definition: tools.h:40
unsigned char uchar
Definition: tools.h:31
#define dsyslog(a...)
Definition: tools.h:37
int sgn(T a)
Definition: tools.h:68
void DELETENULL(T *&p)
Definition: tools.h:49
T min(T a, T b)
Definition: tools.h:63
T max(T a, T b)
Definition: tools.h:64
#define esyslog(a...)
Definition: tools.h:35
#define LOG_ERROR
Definition: tools.h:39
#define isyslog(a...)
Definition: tools.h:36