lib/dvb/pmt.cpp

   1 #include <lib/base/nconfig.h> // access to python config
   2 #include <lib/base/eerror.h>
   3 #include <lib/dvb/pmt.h>
   4 #include <lib/dvb/specs.h>
   5 #include <lib/dvb/dvb.h>
   6 #include <lib/dvb/metaparser.h>
   7 #include <lib/dvb_ci/dvbci.h>
   8 #include <lib/dvb/epgcache.h>
   9 #include <lib/dvb/scan.h>
  10 #include <lib/dvb_ci/dvbci_session.h>
  11 #include <dvbsi++/ca_descriptor.h>
  12 #include <dvbsi++/ca_program_map_section.h>
  13 #include <dvbsi++/teletext_descriptor.h>
  14 #include <dvbsi++/descriptor_tag.h>
  15 #include <dvbsi++/iso639_language_descriptor.h>
  16 #include <dvbsi++/stream_identifier_descriptor.h>
  17 #include <dvbsi++/subtitling_descriptor.h>
  18 #include <dvbsi++/teletext_descriptor.h>
  19 #include <dvbsi++/video_stream_descriptor.h>
  20
  21 eDVBServicePMTHandler::eDVBServicePMTHandler()
  22         :m_ca_servicePtr(0), m_dvb_scan(0), m_decode_demux_num(0xFF)
  23 {
  24         m_use_decode_demux = 0;
  25         m_pmt_pid = -1;
  26         eDVBResourceManager::getInstance(m_resourceManager);
  27         CONNECT(m_PMT.tableReady, eDVBServicePMTHandler::PMTready);
  28         CONNECT(m_PAT.tableReady, eDVBServicePMTHandler::PATready);
  29 }
  30
  31 eDVBServicePMTHandler::~eDVBServicePMTHandler()
  32 {
  33         free();
  34 }
  35
  36 void eDVBServicePMTHandler::channelStateChanged(iDVBChannel *channel)
  37 {
  38         int state;
  39         channel->getState(state);
  40
  41         if ((m_last_channel_state != iDVBChannel::state_ok)
  42                 && (state == iDVBChannel::state_ok) && (!m_demux))
  43         {
  44                 if (m_channel)
  45                         if (m_channel->getDemux(m_demux, (!m_use_decode_demux) ? 0 : iDVBChannel::capDecode))
  46                                 eDebug("Allocating %s-decoding a demux for now tuned-in channel failed.", m_use_decode_demux ? "" : "non-");
  47
  48                 serviceEvent(eventTuned);
  49
  50                 if (m_demux)
  51                 {
  52                         eDebug("ok ... now we start!!");
  53
  54                         if (!m_service || m_service->usePMT())
  55                         {
  56                                 if (m_pmt_pid == -1)
  57                                         m_PAT.begin(eApp, eDVBPATSpec(), m_demux);
  58                                 else
  59                                         m_PMT.begin(eApp, eDVBPMTSpec(m_pmt_pid, m_reference.getServiceID().get()), m_demux);
  60                         }
  61
  62                         if ( m_service && !m_service->cacheEmpty() )
  63                                 serviceEvent(eventNewProgramInfo);
  64                 }
  65         } else if ((m_last_channel_state != iDVBChannel::state_failed) &&
  66                         (state == iDVBChannel::state_failed))
  67         {
  68                 eDebug("tune failed.");
  69                 serviceEvent(eventTuneFailed);
  70         }
  71 }
  72
  73 void eDVBServicePMTHandler::channelEvent(iDVBChannel *channel, int event)
  74 {
  75         switch (event)
  76         {
  77         case iDVBChannel::evtEOF:
  78                 serviceEvent(eventEOF);
  79                 break;
  80         case iDVBChannel::evtSOF:
  81                 serviceEvent(eventSOF);
  82                 break;
  83         default:
  84                 break;
  85         }
  86 }
  87
  88 void eDVBServicePMTHandler::PMTready(int error)
  89 {
  90         if (error)
  91                 serviceEvent(eventNoPMT);
  92         else
  93         {
  94                 m_have_cached_program = false;
  95                 serviceEvent(eventNewProgramInfo);
  96                 if (!m_pvr_channel) // don't send campmt to camd.socket for playbacked services
  97                 {
  98                         eEPGCache::getInstance()->PMTready(this);
  99                         if(!m_ca_servicePtr)
 100                         {
 101                                 int demuxes[2] = {0,0};
 102                                 uint8_t tmp;
 103                                 m_demux->getCADemuxID(tmp);
 104                                 demuxes[0]=tmp;
 105                                 if (m_decode_demux_num != 0xFF)
 106                                         demuxes[1]=m_decode_demux_num;
 107                                 else
 108                                         demuxes[1]=demuxes[0];
 109                                 eDVBCAService::register_service(m_reference, demuxes, m_ca_servicePtr);
 110                                 eDVBCIInterfaces::getInstance()->recheckPMTHandlers();
 111                         }
 112                         eDVBCIInterfaces::getInstance()->gotPMT(this);
 113                 }
 114                 if (m_ca_servicePtr)
 115                 {
 116                         ePtr<eTable<ProgramMapSection> > ptr;
 117                         if (!m_PMT.getCurrent(ptr))
 118                                 m_ca_servicePtr->buildCAPMT(ptr);
 119                         else
 120                                 eDebug("eDVBServicePMTHandler cannot call buildCAPMT");
 121                 }
 122         }
 123 }
 124
 125 void eDVBServicePMTHandler::PATready(int)
 126 {
 127         ePtr<eTable<ProgramAssociationSection> > ptr;
 128         if (!m_PAT.getCurrent(ptr))
 129         {
 130                 int pmtpid = -1;
 131                 std::vector<ProgramAssociationSection*>::const_iterator i;
 132                 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
 133                 {
 134                         const ProgramAssociationSection &pat = **i;
 135                         ProgramAssociationConstIterator program;
 136                         for (program = pat.getPrograms()->begin(); program != pat.getPrograms()->end(); ++program)
 137                                 if (eServiceID((*program)->getProgramNumber()) == m_reference.getServiceID())
 138                                         pmtpid = (*program)->getProgramMapPid();
 139                 }
 140                 if (pmtpid == -1)
 141                         serviceEvent(eventNoPATEntry);
 142                 else
 143                         m_PMT.begin(eApp, eDVBPMTSpec(pmtpid, m_reference.getServiceID().get()), m_demux);
 144         } else
 145                 serviceEvent(eventNoPAT);
 146 }
 147
 148 PyObject *eDVBServicePMTHandler::getCaIds()
 149 {
 150         ePyObject ret;
 151
 152         program prog;
 153
 154         if ( !getProgramInfo(prog) )
 155         {
 156                 int cnt=prog.caids.size();
 157                 if (cnt)
 158                 {
 159                         ret=PyList_New(cnt);
 160                         std::set<uint16_t>::iterator it(prog.caids.begin());
 161                         while(cnt--)
 162                                 PyList_SET_ITEM(ret, cnt, PyInt_FromLong(*it++));
 163                 }
 164         }
 165
 166         return ret ? (PyObject*)ret : (PyObject*)PyList_New(0);
 167 }
 168
 169 int eDVBServicePMTHandler::getProgramInfo(struct program &program)
 170 {
 171         ePtr<eTable<ProgramMapSection> > ptr;
 172         int cached_apid_ac3 = -1;
 173         int cached_apid_mpeg = -1;
 174         int cached_vpid = -1;
 175         int cached_tpid = -1;
 176         int ret = -1;
 177
 178         program.videoStreams.clear();
 179         program.audioStreams.clear();
 180         program.pcrPid = -1;
 181         program.pmtPid = -1;
 182         program.textPid = -1;
 183
 184         int first_ac3 = -1;
 185         program.defaultAudioStream = 0;
 186
 187         if ( m_service && !m_service->cacheEmpty() )
 188         {
 189                 cached_vpid = m_service->getCacheEntry(eDVBService::cVPID);
 190                 cached_apid_mpeg = m_service->getCacheEntry(eDVBService::cAPID);
 191                 cached_apid_ac3 = m_service->getCacheEntry(eDVBService::cAC3PID);
 192                 cached_tpid = m_service->getCacheEntry(eDVBService::cTPID);
 193         }
 194
 195         if ( ((m_service && m_service->usePMT()) || !m_service) && !m_PMT.getCurrent(ptr))
 196         {
 197                 if (m_have_cached_program)
 198                 {
 199                         program = m_cached_program;
 200                         ret = 0;
 201                 }
 202                 else
 203                 {
 204                         eDVBTableSpec table_spec;
 205                         ptr->getSpec(table_spec);
 206                         program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
 207                         std::vector<ProgramMapSection*>::const_iterator i;
 208                         for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
 209                         {
 210                                 const ProgramMapSection &pmt = **i;
 211                                 program.pcrPid = pmt.getPcrPid();
 212
 213                                 ElementaryStreamInfoConstIterator es;
 214                                 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
 215                                 {
 216                                         int isaudio = 0, isvideo = 0;
 217                                         videoStream video;
 218                                         audioStream audio;
 219                                         audio.component_tag=video.component_tag=-1;
 220                                         video.type = videoStream::vtMPEG2;
 221                                         audio.type = audioStream::atMPEG;
 222
 223                                         switch ((*es)->getType())
 224                                         {
 225                                         case 0x1b: // AVC Video Stream (MPEG4 H264)
 226                                                 video.type = videoStream::vtMPEG4_H264;
 227                                                 isvideo = 1;
 228                                                 //break; fall through !!!
 229                                         case 0x10: // MPEG 4 Part 2
 230                                                 if (!isvideo)
 231                                                 {
 232                                                         video.type = videoStream::vtMPEG4_Part2;
 233                                                         isvideo = 1;
 234                                                 }
 235                                                 //break; fall through !!!
 236                                         case 0x01: // MPEG 1 video
 237                                                 if (!isvideo)
 238                                                         video.type = videoStream::vtMPEG1;
 239                                                 //break; fall through !!!
 240                                         case 0x02: // MPEG 2 video
 241                                                 isvideo = 1;
 242                                                 //break; fall through !!!
 243                                         case 0x03: // MPEG 1 audio
 244                                         case 0x04: // MPEG 2 audio:
 245                                                 if (!isvideo)
 246                                                         isaudio = 1;
 247                                                 //break; fall through !!!
 248                                         case 0x0f: // MPEG 2 AAC
 249                                                 if (!isvideo && !isaudio)
 250                                                 {
 251                                                         isaudio = 1;
 252                                                         audio.type = audioStream::atAAC;
 253                                                 }
 254                                                 //break; fall through !!!
 255                                         case 0x11: // MPEG 4 AAC
 256                                                 if (!isvideo && !isaudio)
 257                                                 {
 258                                                         isaudio = 1;
 259                                                         audio.type = audioStream::atAACHE;
 260                                                 }
 261                                         case 0x06: // PES Private
 262                                         case 0x81: // user private
 263                                         case 0xEA: // TS_PSI_ST_SMPTE_VC1
 264                                                 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
 265                                                                 desc != (*es)->getDescriptors()->end(); ++desc)
 266                                                 {
 267                                                         uint8_t tag = (*desc)->getTag();
 268                                                         if (!isaudio && !isvideo)
 269                                                         {
 270                                                                 /* PES private can contain AC-3, DTS or lots of other stuff.
 271                                                                    check descriptors to get the exakt type. */
 272                                                                 switch (tag)
 273                                                                 {
 274                                                                 case AUDIO_STREAM_DESCRIPTOR:
 275                                                                         isaudio = 1;
 276                                                                         break;
 277                                                                 case VIDEO_STREAM_DESCRIPTOR:
 278                                                                 {
 279                                                                         isvideo = 1;
 280                                                                         VideoStreamDescriptor *d = (VideoStreamDescriptor*)(*desc);
 281                                                                         if (d->getMpeg1OnlyFlag())
 282                                                                                 video.type = videoStream::vtMPEG1;
 283                                                                         break;
 284                                                                 }
 285                                                                 case SUBTITLING_DESCRIPTOR:
 286                                                                 {
 287                                                                         SubtitlingDescriptor *d = (SubtitlingDescriptor*)(*desc);
 288                                                                         const SubtitlingList *list = d->getSubtitlings();
 289                                                                         subtitleStream s;
 290                                                                         s.pid = (*es)->getPid();
 291                                                                         for (SubtitlingConstIterator it(list->begin()); it != list->end(); ++it)
 292                                                                         {
 293                                                                                 s.subtitling_type = (*it)->getSubtitlingType();
 294                                                                                 switch(s.subtitling_type)
 295                                                                                 {
 296                                                                                 case 0x10 ... 0x13:
 297                                                                                 case 0x20 ... 0x23: // dvb subtitles
 298                                                                                         break;
 299                                                                                 default:
 300                                                                                         eDebug("dvb subtitle %s PID %04x with wrong subtitling type (%02x)... force 0x10!!",
 301                                                                                                 s.language_code.c_str(), s.pid, s.subtitling_type);
 302                                                                                         s.subtitling_type = 0x10;
 303                                                                                         break;
 304                                                                                 }
 305                                                                                 s.composition_page_id = (*it)->getCompositionPageId();
 306                                                                                 s.ancillary_page_id = (*it)->getAncillaryPageId();
 307                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 308 //                                                                              eDebug("add dvb subtitle %s PID %04x, type %d, composition page %d, ancillary_page %d",
 309 //                                                                                      s.language_code.c_str(), s.pid, s.subtitling_type, s.composition_page_id, s.ancillary_page_id);
 310                                                                                 program.subtitleStreams.push_back(s);
 311                                                                         }
 312                                                                         break;
 313                                                                 }
 314                                                                 case TELETEXT_DESCRIPTOR:
 315                                                                         if ( program.textPid == -1 || (*es)->getPid() == cached_tpid )
 316                                                                         {
 317                                                                                 subtitleStream s;
 318                                                                                 s.subtitling_type = 0x01; // EBU TELETEXT SUBTITLES
 319                                                                                 s.pid = program.textPid = (*es)->getPid();
 320                                                                                 TeletextDescriptor *d = (TeletextDescriptor*)(*desc);
 321                                                                                 const VbiTeletextList *list = d->getVbiTeletexts();
 322                                                                                 for (VbiTeletextConstIterator it(list->begin()); it != list->end(); ++it)
 323                                                                                 {
 324                                                                                         switch((*it)->getTeletextType())
 325                                                                                         {
 326                                                                                         case 0x02: // Teletext subtitle page
 327                                                                                         case 0x05: // Teletext subtitle page for hearing impaired pepople
 328                                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 329                                                                                                 s.teletext_page_number = (*it)->getTeletextPageNumber();
 330                                                                                                 s.teletext_magazine_number = (*it)->getTeletextMagazineNumber();
 331 //                                                                                              eDebug("add teletext subtitle %s PID %04x, page number %d, magazine number %d",
 332 //                                                                                                      s.language_code.c_str(), s.pid, s.teletext_page_number, s.teletext_magazine_number);
 333                                                                                                 program.subtitleStreams.push_back(s);
 334                                                                                                 break;
 335                                                                                         }
 336                                                                                 }
 337                                                                         }
 338                                                                         break;
 339                                                                 case DTS_DESCRIPTOR:
 340                                                                         isaudio = 1;
 341                                                                         audio.type = audioStream::atDTS;
 342                                                                         break;
 343                                                                 case 0x2B: // TS_PSI_DT_MPEG2_AAC
 344                                                                         isaudio = 1;
 345                                                                         audio.type = audioStream::atAAC; // MPEG2-AAC
 346                                                                         break;
 347                                                                 case 0x1C: // TS_PSI_DT_MPEG4_Audio
 348                                                                 case AAC_DESCRIPTOR:
 349                                                                         isaudio = 1;
 350                                                                         audio.type = audioStream::atAACHE; // MPEG4-AAC
 351                                                                         break;
 352                                                                 case AC3_DESCRIPTOR:
 353                                                                         isaudio = 1;
 354                                                                         audio.type = audioStream::atAC3;
 355                                                                         break;
 356                                                                 case REGISTRATION_DESCRIPTOR: /* some services don't have a separate AC3 descriptor */
 357                                                                 {
 358                                                                                 /* libdvbsi++ doesn't yet support this descriptor type, so work around. */
 359                                                                         if ((*desc)->getLength() < 4)
 360                                                                                 break;
 361                                                                         unsigned char descr[6];
 362                                                                         (*desc)->writeToBuffer(descr);
 363                                                                         int format_identifier = (descr[2] << 24) | (descr[3] << 16) | (descr[4] << 8) | (descr[5]);
 364                                                                         switch (format_identifier)
 365                                                                         {
 366                                                                         case 0x41432d33:
 367                                                                                 isaudio = 1;
 368                                                                                 audio.type = audioStream::atAC3;
 369                                                                                 break;
 370                                                                         case 0x56432d31:
 371                                                                                 if (descr[6] == 0x01) // subdescriptor tag
 372                                                                                 {
 373                                                                                         if (descr[7] >= 0x90) // profile_level
 374                                                                                                 video.type = videoStream::vtVC1; // advanced profile
 375                                                                                         else
 376                                                                                                 video.type = videoStream::vtVC1_SM; // simple main
 377                                                                                         isvideo = 1;
 378                                                                                 }
 379                                                                                 break;
 380                                                                         default:
 381                                                                                 break;
 382                                                                         }
 383                                                                         break;
 384                                                                 }
 385                                                                 case 0x28: // TS_PSI_DT_AVC
 386                                                                         isvideo = 1;
 387                                                                         video.type = videoStream::vtMPEG4_H264;
 388                                                                         break;
 389                                                                 case 0x1B: // TS_PSI_DT_MPEG4_Video
 390                                                                         isvideo = 1;
 391                                                                         video.type = videoStream::vtMPEG4_Part2;
 392                                                                         break;
 393                                                                 default:
 394                                                                         break;
 395                                                                 }
 396                                                         }
 397                                                         switch (tag)
 398                                                         {
 399                                                                 case ISO_639_LANGUAGE_DESCRIPTOR:
 400                                                                         if (!isvideo)
 401                                                                         {
 402                                                                                 int cnt=0;
 403                                                                                 const Iso639LanguageList *languages = ((Iso639LanguageDescriptor*)*desc)->getIso639Languages();
 404                                                                                         /* use last language code */
 405                                                                                 for (Iso639LanguageConstIterator i(languages->begin()); i != languages->end(); ++i, ++cnt)
 406                                                                                 {
 407                                                                                         if (cnt == 0)
 408                                                                                                 audio.language_code = (*i)->getIso639LanguageCode();
 409                                                                                         else
 410                                                                                                 audio.language_code += "/" + (*i)->getIso639LanguageCode();
 411                                                                                 }
 412                                                                         }
 413                                                                         break;
 414                                                                 case STREAM_IDENTIFIER_DESCRIPTOR:
 415                                                                         audio.component_tag =
 416                                                                                 video.component_tag =
 417                                                                                         ((StreamIdentifierDescriptor*)*desc)->getComponentTag();
 418                                                                         break;
 419                                                                 case CA_DESCRIPTOR:
 420                                                                 {
 421                                                                         CaDescriptor *descr = (CaDescriptor*)(*desc);
 422                                                                         program.caids.insert(descr->getCaSystemId());
 423                                                                         break;
 424                                                                 }
 425                                                                 default:
 426                                                                         break;
 427                                                         }
 428                                                 }
 429                                                 break;
 430                                         }
 431                                         if (isaudio)
 432                                         {
 433                                                 audio.pid = (*es)->getPid();
 434
 435                                                         /* if we find the cached pids, this will be our default stream */
 436                                                 if (audio.pid == cached_apid_ac3 || audio.pid == cached_apid_mpeg)
 437                                                         program.defaultAudioStream = program.audioStreams.size();
 438
 439                                                         /* also, we need to know the first non-mpeg (i.e. "ac3"/dts/...) stream */
 440                                                 if ((audio.type != audioStream::atMPEG) && ((first_ac3 == -1) || (audio.pid == cached_apid_ac3)))
 441                                                         first_ac3 = program.audioStreams.size();
 442
 443                                                 program.audioStreams.push_back(audio);
 444                                         }
 445                                         else if (isvideo)
 446                                         {
 447                                                 video.pid = (*es)->getPid();
 448                                                 if ( !program.videoStreams.empty() && video.pid == cached_vpid )
 449                                                 {
 450                                                         program.videoStreams.push_back(program.videoStreams[0]);
 451                                                         program.videoStreams[0] = video;
 452                                                 }
 453                                                 else
 454                                                         program.videoStreams.push_back(video);
 455                                         }
 456                                         else
 457                                                 continue;
 458                                 }
 459                                 for (DescriptorConstIterator desc = pmt.getDescriptors()->begin();
 460                                         desc != pmt.getDescriptors()->end(); ++desc)
 461                                 {
 462                                         if ((*desc)->getTag() == CA_DESCRIPTOR)
 463                                         {
 464                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 465                                                 program.caids.insert(descr->getCaSystemId());
 466                                         }
 467                                 }
 468                         }
 469                         ret = 0;
 470
 471
 472                         /* finally some fixup: if our default audio stream is an MPEG audio stream,
 473                            and we have 'defaultac3' set, use the first available ac3 stream instead.
 474                            (note: if an ac3 audio stream was selected before, this will be also stored
 475                            in 'fisrt_ac3', so we don't need to worry. */
 476                         bool defaultac3 = false;
 477                         std::string default_ac3;
 478
 479                         if (!ePythonConfigQuery::getConfigValue("config.av.defaultac3", default_ac3))
 480                                 defaultac3 = default_ac3 == "True";
 481
 482                         if (defaultac3 && (first_ac3 != -1))
 483                                 program.defaultAudioStream = first_ac3;
 484
 485                         m_cached_program = program;
 486                         m_have_cached_program = true;
 487                 }
 488         } else if ( m_service && !m_service->cacheEmpty() )
 489         {
 490                 int cached_pcrpid = m_service->getCacheEntry(eDVBService::cPCRPID),
 491                         vpidtype = m_service->getCacheEntry(eDVBService::cVTYPE),
 492                         cnt=0;
 493                 if ( vpidtype == -1 )
 494                         vpidtype = videoStream::vtMPEG2;
 495                 if ( cached_vpid != -1 )
 496                 {
 497                         videoStream s;
 498                         s.pid = cached_vpid;
 499                         s.type = vpidtype;
 500                         program.videoStreams.push_back(s);
 501                         ++cnt;
 502                 }
 503                 if ( cached_apid_ac3 != -1 )
 504                 {
 505                         audioStream s;
 506                         s.type = audioStream::atAC3;
 507                         s.pid = cached_apid_ac3;
 508                         program.audioStreams.push_back(s);
 509                         ++cnt;
 510                 }
 511                 if ( cached_apid_mpeg != -1 )
 512                 {
 513                         audioStream s;
 514                         s.type = audioStream::atMPEG;
 515                         s.pid = cached_apid_mpeg;
 516                         program.audioStreams.push_back(s);
 517                         ++cnt;
 518                 }
 519                 if ( cached_pcrpid != -1 )
 520                 {
 521                         ++cnt;
 522                         program.pcrPid = cached_pcrpid;
 523                 }
 524                 if ( cached_tpid != -1 )
 525                 {
 526                         ++cnt;
 527                         program.textPid = cached_tpid;
 528                 }
 529                 CAID_LIST &caids = m_service->m_ca;
 530                 for (CAID_LIST::iterator it(caids.begin()); it != caids.end(); ++it)
 531                         program.caids.insert(*it);
 532                 if ( cnt )
 533                         ret = 0;
 534         }
 535         return ret;
 536 }
 537
 538 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
 539 {
 540         channel = m_channel;
 541         if (channel)
 542                 return 0;
 543         else
 544                 return -1;
 545 }
 546
 547 int eDVBServicePMTHandler::getDataDemux(ePtr<iDVBDemux> &demux)
 548 {
 549         demux = m_demux;
 550         if (demux)
 551                 return 0;
 552         else
 553                 return -1;
 554 }
 555
 556 int eDVBServicePMTHandler::getDecodeDemux(ePtr<iDVBDemux> &demux)
 557 {
 558         int ret=0;
 559                 /* if we're using the decoding demux as data source
 560                    (for example in pvr playbacks), return that one. */
 561         if (m_use_decode_demux)
 562         {
 563                 demux = m_demux;
 564                 return ret;
 565         }
 566
 567         ASSERT(m_channel); /* calling without a previous ::tune is certainly bad. */
 568
 569         ret = m_channel->getDemux(demux, iDVBChannel::capDecode);
 570         if (!ret)
 571                 demux->getCADemuxID(m_decode_demux_num);
 572
 573         return ret;
 574 }
 575
 576 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
 577 {
 578         pvr_channel = m_pvr_channel;
 579         if (pvr_channel)
 580                 return 0;
 581         else
 582                 return -1;
 583 }
 584
 585 void eDVBServicePMTHandler::SDTScanEvent(int event)
 586 {
 587         switch (event)
 588         {
 589                 case eDVBScan::evtFinish:
 590                 {
 591                         ePtr<iDVBChannelList> db;
 592                         if (m_resourceManager->getChannelList(db) != 0)
 593                                 eDebug("no channel list");
 594                         else
 595                         {
 596                                 eDVBChannelID chid;
 597                                 m_reference.getChannelID(chid);
 598                                 if (chid == m_dvb_scan->getCurrentChannelID())
 599                                 {
 600                                         m_dvb_scan->insertInto(db, true);
 601                                         eDebug("sdt update done!");
 602                                 }
 603                                 else
 604                                         eDebug("ignore sdt update data.... incorrect transponder tuned!!!");
 605                         }
 606                         break;
 607                 }
 608
 609                 default:
 610                         break;
 611         }
 612 }
 613
 614 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *cue, bool simulate, eDVBService *service)
 615 {
 616         RESULT res=0;
 617         m_reference = ref;
 618
 619         m_use_decode_demux = use_decode_demux;
 620
 621                 /* use given service as backup. This is used for timeshift where we want to clone the live stream using the cache, but in fact have a PVR channel */
 622         m_service = service;
 623
 624                 /* is this a normal (non PVR) channel? */
 625         if (ref.path.empty())
 626         {
 627                 eDVBChannelID chid;
 628                 ref.getChannelID(chid);
 629                 res = m_resourceManager->allocateChannel(chid, m_channel, simulate);
 630                 if (!simulate)
 631                         eDebug("allocate Channel: res %d", res);
 632
 633                 ePtr<iDVBChannelList> db;
 634                 if (!m_resourceManager->getChannelList(db))
 635                         db->getService((eServiceReferenceDVB&)m_reference, m_service);
 636
 637                 if (!res && !simulate)
 638                         eDVBCIInterfaces::getInstance()->addPMTHandler(this);
 639         } else if (!simulate) // no simulation of playback services
 640         {
 641                 eDVBMetaParser parser;
 642
 643                 int ret=parser.parseFile(ref.path);
 644                 if (ret || !parser.m_ref.getServiceID().get() /* incorrect sid in meta file or recordings.epl*/ )
 645                 {
 646                         eWarning("no .meta file found, trying to find PMT pid");
 647                         eDVBTSTools tstools;
 648                         if (tstools.openFile(ref.path.c_str()))
 649                                 eWarning("failed to open file");
 650                         else
 651                         {
 652                                 int service_id, pmt_pid;
 653                                 if (!tstools.findPMT(pmt_pid, service_id))
 654                                 {
 655                                         eDebug("PMT pid found on pid %04x, service id %d", pmt_pid, service_id);
 656                                         m_reference.setServiceID(service_id);
 657                                         m_pmt_pid = pmt_pid;
 658                                 }
 659                         }
 660                 } else
 661                         m_reference = parser.m_ref;
 662
 663                 eDebug("alloc PVR");
 664                         /* allocate PVR */
 665                 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
 666                 if (res)
 667                         eDebug("allocatePVRChannel failed!\n");
 668                 m_channel = m_pvr_channel;
 669         }
 670
 671         if (!simulate)
 672         {
 673                 if (m_channel)
 674                 {
 675                         m_channel->connectStateChange(
 676                                 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
 677                                 m_channelStateChanged_connection);
 678                         m_last_channel_state = -1;
 679                         channelStateChanged(m_channel);
 680
 681                         m_channel->connectEvent(
 682                                 slot(*this, &eDVBServicePMTHandler::channelEvent),
 683                                 m_channelEvent_connection);
 684
 685                         if (ref.path.empty())
 686                         {
 687                                 m_dvb_scan = 0;
 688                                 m_dvb_scan = new eDVBScan(m_channel, true, false);
 689                                 m_dvb_scan->connectEvent(slot(*this, &eDVBServicePMTHandler::SDTScanEvent), m_scan_event_connection);
 690                         }
 691                 } else
 692                 {
 693                         if (res == eDVBResourceManager::errAllSourcesBusy)
 694                                 serviceEvent(eventNoResources);
 695                         else /* errChidNotFound, errNoChannelList, errChannelNotInList, errNoSourceFound */
 696                                 serviceEvent(eventMisconfiguration);
 697                         return res;
 698                 }
 699
 700                 if (m_pvr_channel)
 701                 {
 702                         m_pvr_channel->setCueSheet(cue);
 703                         m_pvr_channel->playFile(ref.path.c_str());
 704                 }
 705         }
 706
 707         return res;
 708 }
 709
 710 void eDVBServicePMTHandler::free()
 711 {
 712         m_dvb_scan = 0;
 713
 714         if (m_ca_servicePtr)
 715         {
 716                 int demuxes[2] = {0,0};
 717                 uint8_t tmp;
 718                 m_demux->getCADemuxID(tmp);
 719                 demuxes[0]=tmp;
 720                 if (m_decode_demux_num != 0xFF)
 721                         demuxes[1]=m_decode_demux_num;
 722                 else
 723                         demuxes[1]=demuxes[0];
 724                 ePtr<eTable<ProgramMapSection> > ptr;
 725                 m_PMT.getCurrent(ptr);
 726                 eDVBCAService::unregister_service(m_reference, demuxes, ptr);
 727                 m_ca_servicePtr = 0;
 728         }
 729
 730         if (m_channel)
 731                 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
 732
 733         if (m_pvr_channel)
 734         {
 735                 m_pvr_channel->stopFile();
 736                 m_pvr_channel->setCueSheet(0);
 737         }
 738
 739         m_PMT.stop();
 740         m_PAT.stop();
 741         m_service = 0;
 742         m_channel = 0;
 743         m_pvr_channel = 0;
 744         m_demux = 0;
 745 }
 746
 747 CAServiceMap eDVBCAService::exist;
 748 ChannelMap eDVBCAService::exist_channels;
 749 ePtr<eConnection> eDVBCAService::m_chanAddedConn;
 750
 751 eDVBCAService::eDVBCAService()
 752         :m_buffer(512), m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eTimer::create(eApp))
 753 {
 754         memset(m_used_demux, 0xFF, sizeof(m_used_demux));
 755         CONNECT(m_retryTimer->timeout, eDVBCAService::sendCAPMT);
 756         Connect();
 757 }
 758
 759 eDVBCAService::~eDVBCAService()
 760 {
 761         eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
 762         ::close(m_sock);
 763 }
 764
 765 // begin static methods
 766 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice )
 767 {
 768         CAServiceMap::iterator it = exist.find(ref);
 769         if ( it != exist.end() )
 770                 caservice = it->second;
 771         else
 772         {
 773                 caservice = (exist[ref]=new eDVBCAService());
 774                 caservice->m_service = ref;
 775                 eDebug("[eDVBCAService] new service %s", ref.toString().c_str() );
 776         }
 777
 778         int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 779         for (int i=0; i < loops; ++i)
 780         {
 781 // search free demux entry
 782                 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
 783
 784                 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
 785                         ++iter;
 786
 787                 if ( iter < max_demux_slots )
 788                 {
 789                         caservice->m_used_demux[iter] = demux_nums[i] & 0xFF;
 790                         eDebug("[eDVBCAService] add demux %d to slot %d service %s", caservice->m_used_demux[iter], iter, ref.toString().c_str());
 791                 }
 792                 else
 793                 {
 794                         eDebug("[eDVBCAService] no more demux slots free for service %s!!", ref.toString().c_str());
 795                         return -1;
 796                 }
 797         }
 798         return 0;
 799 }
 800
 801 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr )
 802 {
 803         CAServiceMap::iterator it = exist.find(ref);
 804         if ( it == exist.end() )
 805         {
 806                 eDebug("[eDVBCAService] try to unregister non registered %s", ref.toString().c_str());
 807                 return -1;
 808         }
 809         else
 810         {
 811                 eDVBCAService *caservice = it->second;
 812                 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 813                 for (int i=0; i < loops; ++i)
 814                 {
 815                         bool freed = false;
 816                         int iter = 0,
 817                                 used_demux_slots = 0,
 818                                 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
 819                         while ( iter < max_demux_slots )
 820                         {
 821                                 if ( caservice->m_used_demux[iter] != 0xFF )
 822                                 {
 823                                         if ( !freed && caservice->m_used_demux[iter] == demux_nums[i] )
 824                                         {
 825                                                 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
 826                                                 caservice->m_used_demux[iter] = 0xFF;
 827                                                 freed=true;
 828                                         }
 829                                         else
 830                                                 ++used_demux_slots;
 831                                 }
 832                                 ++iter;
 833                         }
 834                         if (!freed)
 835                                 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_nums[i]);
 836                         if (i || loops == 1)
 837                         {
 838                                 if (!used_demux_slots)  // no more used.. so we remove it
 839                                 {
 840                                         delete it->second;
 841                                         exist.erase(it);
 842                                 }
 843                                 else
 844                                 {
 845                                         if (ptr)
 846                                                 it->second->buildCAPMT(ptr);
 847                                         else
 848                                                 eDebug("[eDVBCAService] can not send updated demux info");
 849                                 }
 850                         }
 851                 }
 852         }
 853         return 0;
 854 }
 855
 856 void eDVBCAService::registerChannelCallback(eDVBResourceManager *res_mgr)
 857 {
 858         res_mgr->connectChannelAdded(slot(&DVBChannelAdded), m_chanAddedConn);
 859 }
 860
 861 void eDVBCAService::DVBChannelAdded(eDVBChannel *chan)
 862 {
 863         if ( chan )
 864         {
 865                 eDebug("[eDVBCAService] new channel %p!", chan);
 866                 channel_data *data = new channel_data();
 867                 data->m_channel = chan;
 868                 data->m_prevChannelState = -1;
 869                 data->m_dataDemux = -1;
 870                 exist_channels[chan] = data;
 871                 chan->connectStateChange(slot(&DVBChannelStateChanged), data->m_stateChangedConn);
 872         }
 873 }
 874
 875 void eDVBCAService::DVBChannelStateChanged(iDVBChannel *chan)
 876 {
 877         ChannelMap::iterator it =
 878                 exist_channels.find(chan);
 879         if ( it != exist_channels.end() )
 880         {
 881                 int state=0;
 882                 chan->getState(state);
 883                 if ( it->second->m_prevChannelState != state )
 884                 {
 885                         switch (state)
 886                         {
 887                                 case iDVBChannel::state_ok:
 888                                 {
 889                                         eDebug("[eDVBCAService] channel %p running", chan);
 890                                         break;
 891                                 }
 892                                 case iDVBChannel::state_release:
 893                                 {
 894                                         eDebug("[eDVBCAService] remove channel %p", chan);
 895                                         unsigned char msg[8] = { 0x9f,0x80,0x3f,0x04,0x83,0x02,0x00,0x00 };
 896                                         msg[7] = it->second->m_dataDemux & 0xFF;
 897                                         int sock, clilen;
 898                                         struct sockaddr_un servaddr;
 899                                         memset(&servaddr, 0, sizeof(struct sockaddr_un));
 900                                         servaddr.sun_family = AF_UNIX;
 901                                         strcpy(servaddr.sun_path, "/tmp/camd.socket");
 902                                         clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
 903                                         sock = socket(PF_UNIX, SOCK_STREAM, 0);
 904                                         if (sock > -1)
 905                                         {
 906                                                 connect(sock, (struct sockaddr *) &servaddr, clilen);
 907                                                 fcntl(sock, F_SETFL, O_NONBLOCK);
 908                                                 int val=1;
 909                                                 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
 910                                                 if (write(sock, msg, 8) != 8)
 911                                                         eDebug("[eDVBCAService] write leave transponder failed!!");
 912                                                 close(sock);
 913                                         }
 914                                         exist_channels.erase(it);
 915                                         delete it->second;
 916                                         it->second=0;
 917                                         break;
 918                                 }
 919                                 default: // ignore all other events
 920                                         return;
 921                         }
 922                         if (it->second)
 923                                 it->second->m_prevChannelState = state;
 924                 }
 925         }
 926 }
 927
 928 channel_data *eDVBCAService::getChannelData(eDVBChannelID &chid)
 929 {
 930         for (ChannelMap::iterator it(exist_channels.begin()); it != exist_channels.end(); ++it)
 931         {
 932                 if (chid == it->second->m_channel->getChannelID())
 933                         return it->second;
 934         }
 935         return 0;
 936 }
 937 // end static methods
 938
 939 #define CA_REPLY_DEBUG
 940 #define MAX_LENGTH_BYTES 4
 941 #define MIN_LENGTH_BYTES 1
 942
 943 void eDVBCAService::socketCB(int what)
 944 {
 945         if (what & (eSocketNotifier::Read | eSocketNotifier::Priority))
 946         {
 947                 char msgbuffer[4096];
 948                 ssize_t length = read(m_sock, msgbuffer, sizeof(msgbuffer));
 949                 if (length == -1)
 950                 {
 951                         if (errno != EAGAIN && errno != EINTR && errno != EBUSY)
 952                         {
 953                                 eDebug("[eSocketMMIHandler] read (%m)");
 954                                 what |= eSocketNotifier::Error;
 955                         }
 956                 } else if (length == 0)
 957                 {
 958                         what |= eSocketNotifier::Hungup;
 959                 } else
 960                 {
 961                         int len = length;
 962                         unsigned char *data = (unsigned char*)msgbuffer;
 963                         int clear = 1;
 964         // If a new message starts, then the previous message
 965         // should already have been processed. Otherwise the
 966         // previous message was incomplete and should therefore
 967         // be deleted.
 968                         if ((len >= 1) && ((data[0] & 0xFF) != 0x9f))
 969                                 clear = 0;
 970                         if ((len >= 2) && ((data[1] & 0x80) != 0x80))
 971                                 clear = 0;
 972                         if ((len >= 3) && ((data[2] & 0x80) != 0x00))
 973                                 clear = 0;
 974                         if (clear)
 975                         {
 976                                 m_buffer.clear();
 977 #ifdef CA_REPLY_DEBUG
 978                                 eDebug("clear buffer");
 979 #endif
 980                         }
 981 #ifdef CA_REPLY_DEBUG
 982                         eDebug("Put to buffer:");
 983                         for (int i=0; i < len; ++i)
 984                                 eDebugNoNewLine("%02x ", data[i]);
 985                         eDebug("\n--------");
 986 #endif
 987                         m_buffer.write( data, len );
 988
 989                         while ( m_buffer.size() >= (3 + MIN_LENGTH_BYTES) )
 990                         {
 991                                 unsigned char tmp[3+MAX_LENGTH_BYTES];
 992                                 m_buffer.peek(tmp, 3+MIN_LENGTH_BYTES);
 993                                 if (((tmp[0] & 0xFF) != 0x9f) || ((tmp[1] & 0x80) != 0x80) || ((tmp[2] & 0x80) != 0x00))
 994                                 {
 995                                         m_buffer.skip(1);
 996 #ifdef CA_REPLY_DEBUG
 997                                         eDebug("skip %02x", tmp[0]);
 998 #endif
 999                                         continue;
1000                                 }
1001                                 if (tmp[3] & 0x80)
1002                                 {
1003                                         int peekLength = (tmp[3] & 0x7f) + 4;
1004                                         if (m_buffer.size() < peekLength)
1005                                                 continue;
1006                                         m_buffer.peek(tmp, peekLength);
1007                                 }
1008                                 int size=0;
1009                                 int LengthBytes=eDVBCISession::parseLengthField(tmp+3, size);
1010                                 int messageLength = 3+LengthBytes+size;
1011                                 if ( m_buffer.size() >= messageLength )
1012                                 {
1013                                         unsigned char dest[messageLength];
1014                                         m_buffer.read(dest, messageLength);
1015 #ifdef CA_REPLY_DEBUG
1016                                         eDebug("dump ca reply:");
1017                                         for (int i=0; i < messageLength; ++i)
1018                                                 eDebugNoNewLine("%02x ", dest[i]);
1019                                         eDebug("\n--------");
1020 #endif
1021 //                                      /*emit*/ mmi_progress(0, dest, (const void*)(dest+3+LengthBytes), messageLength-3-LengthBytes);
1022                                 }
1023                         }
1024                 }
1025         }
1026         if (what & eSocketNotifier::Hungup) {
1027                 /*eDebug("[eDVBCAService] connection closed")*/;
1028                 m_sendstate=1;
1029                 sendCAPMT();
1030         }
1031         if (what & eSocketNotifier::Error)
1032                 eDebug("[eDVBCAService] connection error");
1033 }
1034
1035 void eDVBCAService::Connect()
1036 {
1037         m_sn=0;
1038         memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
1039         m_servaddr.sun_family = AF_UNIX;
1040         strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
1041         m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
1042         m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
1043         if (m_sock != -1)
1044         {
1045                 if (!connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen))
1046                 {
1047                         int val=1;
1048                         fcntl(m_sock, F_SETFL, O_NONBLOCK);
1049                         setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
1050                         m_sn = eSocketNotifier::create(eApp, m_sock,
1051                                 eSocketNotifier::Read|eSocketNotifier::Priority|eSocketNotifier::Error|eSocketNotifier::Hungup);
1052                         CONNECT(m_sn->activated, eDVBCAService::socketCB);
1053
1054                 }
1055 //              else
1056 //                      eDebug("[eDVBCAService] connect failed %m");
1057         }
1058         else
1059                 eDebug("[eDVBCAService] create socket failed %m");
1060 }
1061
1062 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
1063 {
1064         if (!ptr)
1065                 return;
1066
1067         eDVBTableSpec table_spec;
1068         ptr->getSpec(table_spec);
1069
1070         int pmtpid = table_spec.pid,
1071                 pmt_version = table_spec.version;
1072
1073         uint8_t demux_mask = 0;
1074         int data_demux = -1;
1075
1076         int iter=0, max_demux_slots = sizeof(m_used_demux);
1077         while ( iter < max_demux_slots )
1078         {
1079                 if ( m_used_demux[iter] != 0xFF )
1080                 {
1081                         if ( m_used_demux[iter] > data_demux )
1082                                 data_demux = m_used_demux[iter];
1083                         demux_mask |= (1 << m_used_demux[iter]);
1084                 }
1085                 ++iter;
1086         }
1087
1088         if ( data_demux == -1 )
1089         {
1090                 eDebug("[eDVBCAService] no data demux found for service %s", m_service.toString().c_str() );
1091                 return;
1092         }
1093
1094         eDebug("demux %d mask %02x prevhash %08x", data_demux, demux_mask, m_prev_build_hash);
1095
1096         unsigned int build_hash = ( pmtpid << 16);
1097         build_hash |= (demux_mask << 8);
1098         build_hash |= (pmt_version&0xFF);
1099
1100         if ( build_hash == m_prev_build_hash )
1101         {
1102                 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
1103                 return;
1104         }
1105
1106         std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
1107         if ( i != ptr->getSections().end() )
1108         {
1109                 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
1110
1111                 while( i != ptr->getSections().end() )
1112                 {
1113 //                      eDebug("append");
1114                         capmt.append(*i++);
1115                 }
1116
1117                 // add our private descriptors to capmt
1118                 uint8_t tmp[10];
1119
1120                 tmp[0]=0x84;  // pmt pid
1121                 tmp[1]=0x02;
1122                 tmp[2]=pmtpid>>8;
1123                 tmp[3]=pmtpid&0xFF;
1124                 capmt.injectDescriptor(tmp, false);
1125
1126                 tmp[0] = 0x82; // demux
1127                 tmp[1] = 0x02;
1128                 tmp[2] = demux_mask;    // descramble bitmask
1129                 tmp[3] = data_demux&0xFF; // read section data from demux number
1130                 capmt.injectDescriptor(tmp, false);
1131
1132                 tmp[0] = 0x81; // dvbnamespace
1133                 tmp[1] = 0x08;
1134                 tmp[2] = m_service.getDVBNamespace().get()>>24;
1135                 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
1136                 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
1137                 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
1138                 tmp[6]=m_service.getTransportStreamID().get()>>8;
1139                 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
1140                 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
1141                 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
1142                 capmt.injectDescriptor(tmp, false);
1143
1144                 capmt.writeToBuffer(m_capmt);
1145         }
1146
1147         m_prev_build_hash = build_hash;
1148
1149         if ( m_sendstate != 0xFFFFFFFF )
1150                 m_sendstate=0;
1151         sendCAPMT();
1152 }
1153
1154 void eDVBCAService::sendCAPMT()
1155 {
1156         if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
1157         {
1158                 ::close(m_sock);
1159                 Connect();
1160         }
1161
1162         int wp=0;
1163         if ( m_capmt[3] & 0x80 )
1164         {
1165                 int i=0;
1166                 int lenbytes = m_capmt[3] & ~0x80;
1167                 while(i < lenbytes)
1168                         wp = (wp << 8) | m_capmt[4 + i++];
1169                 wp+=4;
1170                 wp+=lenbytes;
1171         }
1172         else
1173         {
1174                 wp = m_capmt[3];
1175                 wp+=4;
1176         }
1177
1178         if ( write(m_sock, m_capmt, wp) == wp )
1179         {
1180                 m_sendstate=0xFFFFFFFF;
1181                 eDebug("[eDVBCAService] send %d bytes",wp);
1182                 eDVBChannelID chid;
1183                 m_service.getChannelID(chid);
1184                 channel_data *data = getChannelData(chid);
1185                 if (data)
1186                 {
1187                         int lenbytes = m_capmt[3] & 0x80 ? m_capmt[3] & ~0x80 : 0;
1188                         data->m_dataDemux = m_capmt[24+lenbytes];
1189                 }
1190 #if 1
1191                 for(int i=0;i<wp;i++)
1192                         eDebugNoNewLine("%02x ", m_capmt[i]);
1193                 eDebug("");
1194 #endif
1195         }
1196         else
1197         {
1198                 switch(m_sendstate)
1199                 {
1200                         case 0xFFFFFFFF:
1201                                 ++m_sendstate;
1202                                 m_retryTimer->start(0,true);
1203 //                              eDebug("[eDVBCAService] send failed .. immediate retry");
1204                                 break;
1205                         default:
1206                                 m_retryTimer->start(5000,true);
1207 //                              eDebug("[eDVBCAService] send failed .. retry in 5 sec");
1208                                 break;
1209                 }
1210                 ++m_sendstate;
1211         }
1212 }
1213
1214 static PyObject *createTuple(int pid, const char *type)
1215 {
1216         PyObject *r = PyTuple_New(2);
1217         PyTuple_SET_ITEM(r, 0, PyInt_FromLong(pid));
1218         PyTuple_SET_ITEM(r, 1, PyString_FromString(type));
1219         return r;
1220 }
1221
1222 static inline void PyList_AppendSteal(PyObject *list, PyObject *item)
1223 {
1224         PyList_Append(list, item);
1225         Py_DECREF(item);
1226 }
1227
1228 extern void PutToDict(ePyObject &dict, const char*key, ePyObject item); // defined in dvb/frontend.cpp
1229
1230 PyObject *eDVBServicePMTHandler::program::createPythonObject()
1231 {
1232         ePyObject r = PyDict_New();
1233         ePyObject l = PyList_New(0);
1234
1235         PyList_AppendSteal(l, createTuple(0, "pat"));
1236
1237         if (pmtPid != -1)
1238                 PyList_AppendSteal(l, createTuple(pmtPid, "pmt"));
1239
1240         for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
1241                         i(videoStreams.begin());
1242                         i != videoStreams.end(); ++i)
1243                 PyList_AppendSteal(l, createTuple(i->pid, "video"));
1244
1245         for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
1246                         i(audioStreams.begin());
1247                         i != audioStreams.end(); ++i)
1248                 PyList_AppendSteal(l, createTuple(i->pid, "audio"));
1249
1250         for (std::vector<eDVBServicePMTHandler::subtitleStream>::const_iterator
1251                         i(subtitleStreams.begin());
1252                         i != subtitleStreams.end(); ++i)
1253                 PyList_AppendSteal(l, createTuple(i->pid, "subtitle"));
1254
1255         PyList_AppendSteal(l, createTuple(pcrPid, "pcr"));
1256
1257         if (textPid != -1)
1258                 PyList_AppendSteal(l, createTuple(textPid, "text"));
1259
1260         PutToDict(r, "pids", l);
1261
1262         return r;
1263 }