code.vuplus.com Git - vuplus_dvbapp/blob - 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 #include <dvbsi++/registration_descriptor.h>
  21
  22 eDVBServicePMTHandler::eDVBServicePMTHandler()
  23         :m_ca_servicePtr(0), m_dvb_scan(0), m_decode_demux_num(0xFF)
  24 {
  25         m_use_decode_demux = 0;
  26         m_pmt_pid = -1;
  27         eDVBResourceManager::getInstance(m_resourceManager);
  28         CONNECT(m_PMT.tableReady, eDVBServicePMTHandler::PMTready);
  29         CONNECT(m_PAT.tableReady, eDVBServicePMTHandler::PATready);
  30 }
  31
  32 eDVBServicePMTHandler::~eDVBServicePMTHandler()
  33 {
  34         free();
  35 }
  36
  37 void eDVBServicePMTHandler::channelStateChanged(iDVBChannel *channel)
  38 {
  39         int state;
  40         channel->getState(state);
  41
  42         if ((m_last_channel_state != iDVBChannel::state_ok)
  43                 && (state == iDVBChannel::state_ok) && (!m_demux))
  44         {
  45                 if (m_channel)
  46                         if (m_channel->getDemux(m_demux, (!m_use_decode_demux) ? 0 : iDVBChannel::capDecode))
  47                                 eDebug("Allocating %s-decoding a demux for now tuned-in channel failed.", m_use_decode_demux ? "" : "non-");
  48
  49                 serviceEvent(eventTuned);
  50
  51                 if (m_demux)
  52                 {
  53                         eDebug("ok ... now we start!!");
  54
  55                         if (!m_service || m_service->usePMT())
  56                         {
  57                                 if (m_pmt_pid == -1)
  58                                         m_PAT.begin(eApp, eDVBPATSpec(), m_demux);
  59                                 else
  60                                         m_PMT.begin(eApp, eDVBPMTSpec(m_pmt_pid, m_reference.getServiceID().get()), m_demux);
  61                         }
  62
  63                         if ( m_service && !m_service->cacheEmpty() )
  64                                 serviceEvent(eventNewProgramInfo);
  65                 }
  66         } else if ((m_last_channel_state != iDVBChannel::state_failed) &&
  67                         (state == iDVBChannel::state_failed))
  68         {
  69                 eDebug("tune failed.");
  70                 serviceEvent(eventTuneFailed);
  71         }
  72 }
  73
  74 void eDVBServicePMTHandler::channelEvent(iDVBChannel *channel, int event)
  75 {
  76         switch (event)
  77         {
  78         case iDVBChannel::evtEOF:
  79                 serviceEvent(eventEOF);
  80                 break;
  81         case iDVBChannel::evtSOF:
  82                 serviceEvent(eventSOF);
  83                 break;
  84         default:
  85                 break;
  86         }
  87 }
  88
  89 void eDVBServicePMTHandler::PMTready(int error)
  90 {
  91         if (error)
  92                 serviceEvent(eventNoPMT);
  93         else
  94         {
  95                 m_have_cached_program = false;
  96                 serviceEvent(eventNewProgramInfo);
  97                 if (!m_pvr_channel) // don't send campmt to camd.socket for playbacked services
  98                 {
  99                         eEPGCache::getInstance()->PMTready(this);
 100                         if(!m_ca_servicePtr)
 101                         {
 102                                 int demuxes[2] = {0,0};
 103                                 uint8_t tmp;
 104                                 m_demux->getCADemuxID(tmp);
 105                                 demuxes[0]=tmp;
 106                                 if (m_decode_demux_num != 0xFF)
 107                                         demuxes[1]=m_decode_demux_num;
 108                                 else
 109                                         demuxes[1]=demuxes[0];
 110                                 eDVBCAService::register_service(m_reference, demuxes, m_ca_servicePtr);
 111                                 eDVBCIInterfaces::getInstance()->recheckPMTHandlers();
 112                         }
 113                         eDVBCIInterfaces::getInstance()->gotPMT(this);
 114                 }
 115                 if (m_ca_servicePtr)
 116                 {
 117                         ePtr<eTable<ProgramMapSection> > ptr;
 118                         if (!m_PMT.getCurrent(ptr))
 119                                 m_ca_servicePtr->buildCAPMT(ptr);
 120                         else
 121                                 eDebug("eDVBServicePMTHandler cannot call buildCAPMT");
 122                 }
 123         }
 124 }
 125
 126 void eDVBServicePMTHandler::PATready(int)
 127 {
 128         ePtr<eTable<ProgramAssociationSection> > ptr;
 129         if (!m_PAT.getCurrent(ptr))
 130         {
 131                 int pmtpid = -1;
 132                 std::vector<ProgramAssociationSection*>::const_iterator i;
 133                 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
 134                 {
 135                         const ProgramAssociationSection &pat = **i;
 136                         ProgramAssociationConstIterator program;
 137                         for (program = pat.getPrograms()->begin(); program != pat.getPrograms()->end(); ++program)
 138                                 if (eServiceID((*program)->getProgramNumber()) == m_reference.getServiceID())
 139                                         pmtpid = (*program)->getProgramMapPid();
 140                 }
 141                 if (pmtpid == -1)
 142                         serviceEvent(eventNoPATEntry);
 143                 else
 144                         m_PMT.begin(eApp, eDVBPMTSpec(pmtpid, m_reference.getServiceID().get()), m_demux);
 145         } else
 146                 serviceEvent(eventNoPAT);
 147 }
 148
 149 PyObject *eDVBServicePMTHandler::getCaIds()
 150 {
 151         ePyObject ret;
 152
 153         program prog;
 154
 155         if ( !getProgramInfo(prog) )
 156         {
 157                 int cnt=prog.caids.size();
 158                 if (cnt)
 159                 {
 160                         ret=PyList_New(cnt);
 161                         std::set<uint16_t>::iterator it(prog.caids.begin());
 162                         while(cnt--)
 163                                 PyList_SET_ITEM(ret, cnt, PyInt_FromLong(*it++));
 164                 }
 165         }
 166
 167         return ret ? (PyObject*)ret : (PyObject*)PyList_New(0);
 168 }
 169
 170 int eDVBServicePMTHandler::getProgramInfo(struct program &program)
 171 {
 172         ePtr<eTable<ProgramMapSection> > ptr;
 173         int cached_apid_ac3 = -1;
 174         int cached_apid_mpeg = -1;
 175         int cached_vpid = -1;
 176         int cached_tpid = -1;
 177         int ret = -1;
 178
 179         program.videoStreams.clear();
 180         program.audioStreams.clear();
 181         program.pcrPid = -1;
 182         program.pmtPid = -1;
 183         program.textPid = -1;
 184
 185         int first_ac3 = -1;
 186         program.defaultAudioStream = 0;
 187
 188         if ( m_service && !m_service->cacheEmpty() )
 189         {
 190                 cached_vpid = m_service->getCacheEntry(eDVBService::cVPID);
 191                 cached_apid_mpeg = m_service->getCacheEntry(eDVBService::cAPID);
 192                 cached_apid_ac3 = m_service->getCacheEntry(eDVBService::cAC3PID);
 193                 cached_tpid = m_service->getCacheEntry(eDVBService::cTPID);
 194         }
 195
 196         if ( ((m_service && m_service->usePMT()) || !m_service) && !m_PMT.getCurrent(ptr))
 197         {
 198                 if (m_have_cached_program)
 199                 {
 200                         program = m_cached_program;
 201                         ret = 0;
 202                 }
 203                 else
 204                 {
 205                         eDVBTableSpec table_spec;
 206                         ptr->getSpec(table_spec);
 207                         program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
 208                         std::vector<ProgramMapSection*>::const_iterator i;
 209                         for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
 210                         {
 211                                 const ProgramMapSection &pmt = **i;
 212                                 program.pcrPid = pmt.getPcrPid();
 213
 214                                 ElementaryStreamInfoConstIterator es;
 215                                 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
 216                                 {
 217                                         int isaudio = 0, isvideo = 0, issubtitle = 0, forced_video = 0, forced_audio = 0, isteletext = 0;
 218                                         videoStream video;
 219                                         audioStream audio;
 220                                         audio.component_tag=video.component_tag=-1;
 221                                         video.type = videoStream::vtMPEG2;
 222                                         audio.type = audioStream::atMPEG;
 223
 224                                         switch ((*es)->getType())
 225                                         {
 226                                         case 0x1b: // AVC Video Stream (MPEG4 H264)
 227                                                 video.type = videoStream::vtMPEG4_H264;
 228                                                 isvideo = 1;
 229                                                 //break; fall through !!!
 230                                         case 0x10: // MPEG 4 Part 2
 231                                                 if (!isvideo)
 232                                                 {
 233                                                         video.type = videoStream::vtMPEG4_Part2;
 234                                                         isvideo = 1;
 235                                                 }
 236                                                 //break; fall through !!!
 237                                         case 0x01: // MPEG 1 video
 238                                                 if (!isvideo)
 239                                                         video.type = videoStream::vtMPEG1;
 240                                                 //break; fall through !!!
 241                                         case 0x02: // MPEG 2 video
 242                                                 isvideo = 1;
 243                                                 forced_video = 1;
 244                                                 //break; fall through !!!
 245                                         case 0x03: // MPEG 1 audio
 246                                         case 0x04: // MPEG 2 audio:
 247                                                 if (!isvideo) {
 248                                                         isaudio = 1;
 249                                                         forced_audio = 1;
 250                                                 }
 251                                                 //break; fall through !!!
 252                                         case 0x0f: // MPEG 2 AAC
 253                                                 if (!isvideo && !isaudio)
 254                                                 {
 255                                                         isaudio = 1;
 256                                                         audio.type = audioStream::atAAC;
 257                                                         forced_audio = 1;
 258                                                 }
 259                                                 //break; fall through !!!
 260                                         case 0x11: // MPEG 4 AAC
 261                                                 if (!isvideo && !isaudio)
 262                                                 {
 263                                                         isaudio = 1;
 264                                                         audio.type = audioStream::atAACHE;
 265                                                         forced_audio = 1;
 266                                                 }
 267                                         case 0x80: // user private ... but blueray LPCM
 268                                                 if (!isvideo && !isaudio)
 269                                                 {
 270                                                         isaudio = 1;
 271                                                         audio.type = audioStream::atLPCM;
 272                                                 }
 273                                         case 0x81: // user private ... but blueray AC3
 274                                                 if (!isvideo && !isaudio)
 275                                                 {
 276                                                         isaudio = 1;
 277                                                         audio.type = audioStream::atAC3;
 278                                                 }
 279                                         case 0x82: // Blueray DTS (dvb user private...)
 280                                         case 0xA2: // Blueray secondary DTS
 281                                                 if (!isvideo && !isaudio)
 282                                                 {
 283                                                         isaudio = 1;
 284                                                         audio.type = audioStream::atDTS;
 285                                                 }
 286                                         case 0x06: // PES Private
 287                                         case 0xEA: // TS_PSI_ST_SMPTE_VC1
 288                                                 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
 289                                                         desc != (*es)->getDescriptors()->end(); ++desc)
 290                                                 {
 291                                                         uint8_t tag = (*desc)->getTag();
 292                                                         /* check descriptors to get the exakt stream type. */
 293                                                         if (!forced_video && !forced_audio)
 294                                                         {
 295                                                                 switch (tag)
 296                                                                 {
 297                                                                 case AUDIO_STREAM_DESCRIPTOR:
 298                                                                         isaudio = 1;
 299                                                                         break;
 300                                                                 case VIDEO_STREAM_DESCRIPTOR:
 301                                                                 {
 302                                                                         isvideo = 1;
 303                                                                         VideoStreamDescriptor *d = (VideoStreamDescriptor*)(*desc);
 304                                                                         if (d->getMpeg1OnlyFlag())
 305                                                                                 video.type = videoStream::vtMPEG1;
 306                                                                         break;
 307                                                                 }
 308                                                                 case SUBTITLING_DESCRIPTOR:
 309                                                                 {
 310                                                                         SubtitlingDescriptor *d = (SubtitlingDescriptor*)(*desc);
 311                                                                         const SubtitlingList *list = d->getSubtitlings();
 312                                                                         subtitleStream s;
 313                                                                         s.pid = (*es)->getPid();
 314                                                                         for (SubtitlingConstIterator it(list->begin()); it != list->end(); ++it)
 315                                                                         {
 316                                                                                 s.subtitling_type = (*it)->getSubtitlingType();
 317                                                                                 switch(s.subtitling_type)
 318                                                                                 {
 319                                                                                 case 0x10 ... 0x13:
 320                                                                                 case 0x20 ... 0x23: // dvb subtitles
 321                                                                                         break;
 322                                                                                 default:
 323                                                                                         eDebug("dvb subtitle %s PID %04x with wrong subtitling type (%02x)... force 0x10!!",
 324                                                                                                 s.language_code.c_str(), s.pid, s.subtitling_type);
 325                                                                                         s.subtitling_type = 0x10;
 326                                                                                         break;
 327                                                                                 }
 328                                                                                 s.composition_page_id = (*it)->getCompositionPageId();
 329                                                                                 s.ancillary_page_id = (*it)->getAncillaryPageId();
 330                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 331 //                                                                              eDebug("add dvb subtitle %s PID %04x, type %d, composition page %d, ancillary_page %d",
 332 //                                                                                      s.language_code.c_str(), s.pid, s.subtitling_type, s.composition_page_id, s.ancillary_page_id);
 333                                                                                 issubtitle=1;
 334                                                                                 program.subtitleStreams.push_back(s);
 335                                                                         }
 336                                                                         break;
 337                                                                 }
 338                                                                 case TELETEXT_DESCRIPTOR:
 339                                                                         if ( program.textPid == -1 || (*es)->getPid() == cached_tpid )
 340                                                                         {
 341                                                                                 subtitleStream s;
 342                                                                                 s.subtitling_type = 0x01; // EBU TELETEXT SUBTITLES
 343                                                                                 s.pid = program.textPid = (*es)->getPid();
 344                                                                                 TeletextDescriptor *d = (TeletextDescriptor*)(*desc);
 345                                                                                 isteletext = 1;
 346                                                                                 const VbiTeletextList *list = d->getVbiTeletexts();
 347                                                                                 for (VbiTeletextConstIterator it(list->begin()); it != list->end(); ++it)
 348                                                                                 {
 349                                                                                         switch((*it)->getTeletextType())
 350                                                                                         {
 351                                                                                         case 0x02: // Teletext subtitle page
 352                                                                                         case 0x05: // Teletext subtitle page for hearing impaired pepople
 353                                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 354                                                                                                 s.teletext_page_number = (*it)->getTeletextPageNumber();
 355                                                                                                 s.teletext_magazine_number = (*it)->getTeletextMagazineNumber();
 356 //                                                                                              eDebug("add teletext subtitle %s PID %04x, page number %d, magazine number %d",
 357 //                                                                                                      s.language_code.c_str(), s.pid, s.teletext_page_number, s.teletext_magazine_number);
 358                                                                                                 program.subtitleStreams.push_back(s);
 359                                                                                                 issubtitle=1;
 360                                                                                         default:
 361                                                                                                 break;
 362                                                                                         }
 363                                                                                 }
 364                                                                         }
 365                                                                         break;
 366                                                                 case DTS_DESCRIPTOR:
 367                                                                         isaudio = 1;
 368                                                                         audio.type = audioStream::atDTS;
 369                                                                         break;
 370                                                                 case 0x2B: // TS_PSI_DT_MPEG2_AAC
 371                                                                         isaudio = 1;
 372                                                                         audio.type = audioStream::atAAC; // MPEG2-AAC
 373                                                                         break;
 374                                                                 case 0x1C: // TS_PSI_DT_MPEG4_Audio
 375                                                                 case AAC_DESCRIPTOR:
 376                                                                         isaudio = 1;
 377                                                                         audio.type = audioStream::atAACHE; // MPEG4-AAC
 378                                                                         break;
 379                                                                 case AC3_DESCRIPTOR:
 380                                                                         isaudio = 1;
 381                                                                         audio.type = audioStream::atAC3;
 382                                                                         break;
 383                                                                 case REGISTRATION_DESCRIPTOR: /* some services don't have a separate AC3 descriptor */
 384                                                                 {
 385                                                                         RegistrationDescriptor *d = (RegistrationDescriptor*)(*desc);
 386                                                                         switch (d->getFormatIdentifier())
 387                                                                         {
 388                                                                         case 0x44545331 ... 0x44545333: // DTS1/DTS2/DTS3
 389                                                                                 isaudio = 1;
 390                                                                                 audio.type = audioStream::atDTS;
 391                                                                                 break;
 392                                                                         case 0x41432d33: // == 'AC-3'
 393                                                                                 isaudio = 1;
 394                                                                                 audio.type = audioStream::atAC3;
 395                                                                                 break;
 396                                                                         case 0x42535344: // == 'BSSD' (LPCM)
 397                                                                                 isaudio = 1;
 398                                                                                 audio.type = audioStream::atLPCM;
 399                                                                                 break;
 400                                                                         case 0x56432d31: // == 'VC-1'
 401                                                                         {
 402                                                                                 const AdditionalIdentificationInfoVector *vec = d->getAdditionalIdentificationInfo();
 403                                                                                 if (vec->size() > 1 && (*vec)[1] == 0x01) // subdescriptor tag
 404                                                                                 {
 405                                                                                         if ((*vec)[2] >= 0x90) // profile_level
 406                                                                                                 video.type = videoStream::vtVC1; // advanced profile
 407                                                                                         else
 408                                                                                                 video.type = videoStream::vtVC1_SM; // simple main
 409                                                                                         isvideo = 1;
 410                                                                                 }
 411                                                                         }
 412                                                                         default:
 413                                                                                 break;
 414                                                                         }
 415                                                                         break;
 416                                                                 }
 417                                                                 case 0x28: // TS_PSI_DT_AVC
 418                                                                         isvideo = 1;
 419                                                                         video.type = videoStream::vtMPEG4_H264;
 420                                                                         break;
 421                                                                 case 0x1B: // TS_PSI_DT_MPEG4_Video
 422                                                                         isvideo = 1;
 423                                                                         video.type = videoStream::vtMPEG4_Part2;
 424                                                                         break;
 425                                                                 default:
 426                                                                         break;
 427                                                                 }
 428                                                         }
 429                                                         switch (tag)
 430                                                         {
 431                                                         case ISO_639_LANGUAGE_DESCRIPTOR:
 432                                                                 if (!isvideo)
 433                                                                 {
 434                                                                         int cnt=0;
 435                                                                         const Iso639LanguageList *languages = ((Iso639LanguageDescriptor*)*desc)->getIso639Languages();
 436                                                                                 /* use last language code */
 437                                                                         for (Iso639LanguageConstIterator i(languages->begin()); i != languages->end(); ++i, ++cnt)
 438                                                                         {
 439                                                                                 if (cnt == 0)
 440                                                                                         audio.language_code = (*i)->getIso639LanguageCode();
 441                                                                                 else
 442                                                                                         audio.language_code += "/" + (*i)->getIso639LanguageCode();
 443                                                                         }
 444                                                                 }
 445                                                                 break;
 446                                                         case STREAM_IDENTIFIER_DESCRIPTOR:
 447                                                                 audio.component_tag =
 448                                                                         video.component_tag =
 449                                                                                 ((StreamIdentifierDescriptor*)*desc)->getComponentTag();
 450                                                                 break;
 451                                                         case CA_DESCRIPTOR:
 452                                                         {
 453                                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 454                                                                 program.caids.insert(descr->getCaSystemId());
 455                                                                 break;
 456                                                         }
 457                                                         default:
 458                                                                 break;
 459                                                         }
 460                                                 }
 461                                         default:
 462                                                 break;
 463                                         }
 464                                         if (isteletext && (isaudio || isvideo))
 465                                         {
 466                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as teletext!", (*es)->getPid());
 467                                                 continue; // continue with next PID
 468                                         }
 469                                         else if (issubtitle && (isaudio || isvideo))
 470                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as subtitle!", (*es)->getPid());
 471                                         else if (isaudio && isvideo)
 472                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as video!", (*es)->getPid());
 473                                         if (issubtitle) // continue with next PID
 474                                                 continue;
 475                                         else if (isvideo)
 476                                         {
 477                                                 video.pid = (*es)->getPid();
 478                                                 if ( !program.videoStreams.empty() && video.pid == cached_vpid )
 479                                                 {
 480                                                         program.videoStreams.push_back(program.videoStreams[0]);
 481                                                         program.videoStreams[0] = video;
 482                                                 }
 483                                                 else
 484                                                         program.videoStreams.push_back(video);
 485                                         }
 486                                         else if (isaudio)
 487                                         {
 488                                                 audio.pid = (*es)->getPid();
 489
 490                                                         /* if we find the cached pids, this will be our default stream */
 491                                                 if (audio.pid == cached_apid_ac3 || audio.pid == cached_apid_mpeg)
 492                                                         program.defaultAudioStream = program.audioStreams.size();
 493
 494                                                         /* also, we need to know the first non-mpeg (i.e. "ac3"/dts/...) stream */
 495                                                 if ((audio.type != audioStream::atMPEG) && ((first_ac3 == -1) || (audio.pid == cached_apid_ac3)))
 496                                                         first_ac3 = program.audioStreams.size();
 497
 498                                                 program.audioStreams.push_back(audio);
 499                                         }
 500                                         else
 501                                                 continue;
 502                                 }
 503                                 for (DescriptorConstIterator desc = pmt.getDescriptors()->begin();
 504                                         desc != pmt.getDescriptors()->end(); ++desc)
 505                                 {
 506                                         if ((*desc)->getTag() == CA_DESCRIPTOR)
 507                                         {
 508                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 509                                                 program.caids.insert(descr->getCaSystemId());
 510                                         }
 511                                 }
 512                         }
 513                         ret = 0;
 514
 515                         /* finally some fixup: if our default audio stream is an MPEG audio stream,
 516                            and we have 'defaultac3' set, use the first available ac3 stream instead.
 517                            (note: if an ac3 audio stream was selected before, this will be also stored
 518                            in 'fisrt_ac3', so we don't need to worry. */
 519                         bool defaultac3 = false;
 520                         std::string default_ac3;
 521
 522                         if (!ePythonConfigQuery::getConfigValue("config.av.defaultac3", default_ac3))
 523                                 defaultac3 = default_ac3 == "True";
 524
 525                         if (defaultac3 && (first_ac3 != -1))
 526                                 program.defaultAudioStream = first_ac3;
 527
 528                         m_cached_program = program;
 529                         m_have_cached_program = true;
 530                 }
 531         } else if ( m_service && !m_service->cacheEmpty() )
 532         {
 533                 int cached_pcrpid = m_service->getCacheEntry(eDVBService::cPCRPID),
 534                         vpidtype = m_service->getCacheEntry(eDVBService::cVTYPE),
 535                         cnt=0;
 536                 if ( vpidtype == -1 )
 537                         vpidtype = videoStream::vtMPEG2;
 538                 if ( cached_vpid != -1 )
 539                 {
 540                         videoStream s;
 541                         s.pid = cached_vpid;
 542                         s.type = vpidtype;
 543                         program.videoStreams.push_back(s);
 544                         ++cnt;
 545                 }
 546                 if ( cached_apid_ac3 != -1 )
 547                 {
 548                         audioStream s;
 549                         s.type = audioStream::atAC3;
 550                         s.pid = cached_apid_ac3;
 551                         program.audioStreams.push_back(s);
 552                         ++cnt;
 553                 }
 554                 if ( cached_apid_mpeg != -1 )
 555                 {
 556                         audioStream s;
 557                         s.type = audioStream::atMPEG;
 558                         s.pid = cached_apid_mpeg;
 559                         program.audioStreams.push_back(s);
 560                         ++cnt;
 561                 }
 562                 if ( cached_pcrpid != -1 )
 563                 {
 564                         ++cnt;
 565                         program.pcrPid = cached_pcrpid;
 566                 }
 567                 if ( cached_tpid != -1 )
 568                 {
 569                         ++cnt;
 570                         program.textPid = cached_tpid;
 571                 }
 572                 CAID_LIST &caids = m_service->m_ca;
 573                 for (CAID_LIST::iterator it(caids.begin()); it != caids.end(); ++it)
 574                         program.caids.insert(*it);
 575                 if ( cnt )
 576                         ret = 0;
 577         }
 578         return ret;
 579 }
 580
 581 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
 582 {
 583         channel = m_channel;
 584         if (channel)
 585                 return 0;
 586         else
 587                 return -1;
 588 }
 589
 590 int eDVBServicePMTHandler::getDataDemux(ePtr<iDVBDemux> &demux)
 591 {
 592         demux = m_demux;
 593         if (demux)
 594                 return 0;
 595         else
 596                 return -1;
 597 }
 598
 599 int eDVBServicePMTHandler::getDecodeDemux(ePtr<iDVBDemux> &demux)
 600 {
 601         int ret=0;
 602                 /* if we're using the decoding demux as data source
 603                    (for example in pvr playbacks), return that one. */
 604         if (m_use_decode_demux)
 605         {
 606                 demux = m_demux;
 607                 return ret;
 608         }
 609
 610         ASSERT(m_channel); /* calling without a previous ::tune is certainly bad. */
 611
 612         ret = m_channel->getDemux(demux, iDVBChannel::capDecode);
 613         if (!ret)
 614                 demux->getCADemuxID(m_decode_demux_num);
 615
 616         return ret;
 617 }
 618
 619 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
 620 {
 621         pvr_channel = m_pvr_channel;
 622         if (pvr_channel)
 623                 return 0;
 624         else
 625                 return -1;
 626 }
 627
 628 void eDVBServicePMTHandler::SDTScanEvent(int event)
 629 {
 630         switch (event)
 631         {
 632                 case eDVBScan::evtFinish:
 633                 {
 634                         ePtr<iDVBChannelList> db;
 635                         if (m_resourceManager->getChannelList(db) != 0)
 636                                 eDebug("no channel list");
 637                         else
 638                         {
 639                                 eDVBChannelID chid;
 640                                 m_reference.getChannelID(chid);
 641                                 if (chid == m_dvb_scan->getCurrentChannelID())
 642                                 {
 643                                         m_dvb_scan->insertInto(db, true);
 644                                         eDebug("sdt update done!");
 645                                 }
 646                                 else
 647                                         eDebug("ignore sdt update data.... incorrect transponder tuned!!!");
 648                         }
 649                         break;
 650                 }
 651
 652                 default:
 653                         break;
 654         }
 655 }
 656
 657 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *cue, bool simulate, eDVBService *service)
 658 {
 659         RESULT res=0;
 660         m_reference = ref;
 661
 662         m_use_decode_demux = use_decode_demux;
 663
 664                 /* 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 */
 665         m_service = service;
 666
 667                 /* is this a normal (non PVR) channel? */
 668         if (ref.path.empty())
 669         {
 670                 eDVBChannelID chid;
 671                 ref.getChannelID(chid);
 672                 res = m_resourceManager->allocateChannel(chid, m_channel, simulate);
 673                 if (!simulate)
 674                         eDebug("allocate Channel: res %d", res);
 675
 676                 ePtr<iDVBChannelList> db;
 677                 if (!m_resourceManager->getChannelList(db))
 678                         db->getService((eServiceReferenceDVB&)m_reference, m_service);
 679
 680                 if (!res && !simulate)
 681                         eDVBCIInterfaces::getInstance()->addPMTHandler(this);
 682         } else if (!simulate) // no simulation of playback services
 683         {
 684                 eDVBMetaParser parser;
 685
 686                 int ret=parser.parseFile(ref.path);
 687                 if (ret || !parser.m_ref.getServiceID().get() /* incorrect sid in meta file or recordings.epl*/ )
 688                 {
 689                         eWarning("no .meta file found, trying to find PMT pid");
 690                         eDVBTSTools tstools;
 691                         if (tstools.openFile(ref.path.c_str()))
 692                                 eWarning("failed to open file");
 693                         else
 694                         {
 695                                 int service_id, pmt_pid;
 696                                 if (!tstools.findPMT(pmt_pid, service_id))
 697                                 {
 698                                         eDebug("PMT pid found on pid %04x, service id %d", pmt_pid, service_id);
 699                                         m_reference.setServiceID(service_id);
 700                                         m_pmt_pid = pmt_pid;
 701                                 }
 702                         }
 703                 } else
 704                         m_reference = parser.m_ref;
 705
 706                 eDebug("alloc PVR");
 707                         /* allocate PVR */
 708                 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
 709                 if (res)
 710                         eDebug("allocatePVRChannel failed!\n");
 711                 m_channel = m_pvr_channel;
 712         }
 713
 714         if (!simulate)
 715         {
 716                 if (m_channel)
 717                 {
 718                         m_channel->connectStateChange(
 719                                 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
 720                                 m_channelStateChanged_connection);
 721                         m_last_channel_state = -1;
 722                         channelStateChanged(m_channel);
 723
 724                         m_channel->connectEvent(
 725                                 slot(*this, &eDVBServicePMTHandler::channelEvent),
 726                                 m_channelEvent_connection);
 727
 728                         if (ref.path.empty())
 729                         {
 730                                 m_dvb_scan = 0;
 731                                 m_dvb_scan = new eDVBScan(m_channel, true, false);
 732                                 m_dvb_scan->connectEvent(slot(*this, &eDVBServicePMTHandler::SDTScanEvent), m_scan_event_connection);
 733                         }
 734                 } else
 735                 {
 736                         if (res == eDVBResourceManager::errAllSourcesBusy)
 737                                 serviceEvent(eventNoResources);
 738                         else /* errChidNotFound, errNoChannelList, errChannelNotInList, errNoSourceFound */
 739                                 serviceEvent(eventMisconfiguration);
 740                         return res;
 741                 }
 742
 743                 if (m_pvr_channel)
 744                 {
 745                         m_pvr_channel->setCueSheet(cue);
 746                         m_pvr_channel->playFile(ref.path.c_str());
 747                 }
 748         }
 749
 750         return res;
 751 }
 752
 753 void eDVBServicePMTHandler::free()
 754 {
 755         m_dvb_scan = 0;
 756
 757         if (m_ca_servicePtr)
 758         {
 759                 int demuxes[2] = {0,0};
 760                 uint8_t tmp;
 761                 m_demux->getCADemuxID(tmp);
 762                 demuxes[0]=tmp;
 763                 if (m_decode_demux_num != 0xFF)
 764                         demuxes[1]=m_decode_demux_num;
 765                 else
 766                         demuxes[1]=demuxes[0];
 767                 ePtr<eTable<ProgramMapSection> > ptr;
 768                 m_PMT.getCurrent(ptr);
 769                 eDVBCAService::unregister_service(m_reference, demuxes, ptr);
 770                 m_ca_servicePtr = 0;
 771         }
 772
 773         if (m_channel)
 774                 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
 775
 776         if (m_pvr_channel)
 777         {
 778                 m_pvr_channel->stopFile();
 779                 m_pvr_channel->setCueSheet(0);
 780         }
 781
 782         m_PMT.stop();
 783         m_PAT.stop();
 784         m_service = 0;
 785         m_channel = 0;
 786         m_pvr_channel = 0;
 787         m_demux = 0;
 788 }
 789
 790 CAServiceMap eDVBCAService::exist;
 791 ChannelMap eDVBCAService::exist_channels;
 792 ePtr<eConnection> eDVBCAService::m_chanAddedConn;
 793
 794 eDVBCAService::eDVBCAService()
 795         :m_buffer(512), m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eTimer::create(eApp))
 796 {
 797         memset(m_used_demux, 0xFF, sizeof(m_used_demux));
 798         CONNECT(m_retryTimer->timeout, eDVBCAService::sendCAPMT);
 799         Connect();
 800 }
 801
 802 eDVBCAService::~eDVBCAService()
 803 {
 804         eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
 805         ::close(m_sock);
 806 }
 807
 808 // begin static methods
 809 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice )
 810 {
 811         CAServiceMap::iterator it = exist.find(ref);
 812         if ( it != exist.end() )
 813                 caservice = it->second;
 814         else
 815         {
 816                 caservice = (exist[ref]=new eDVBCAService());
 817                 caservice->m_service = ref;
 818                 eDebug("[eDVBCAService] new service %s", ref.toString().c_str() );
 819         }
 820
 821         int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 822         for (int i=0; i < loops; ++i)
 823         {
 824 // search free demux entry
 825                 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
 826
 827                 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
 828                         ++iter;
 829
 830                 if ( iter < max_demux_slots )
 831                 {
 832                         caservice->m_used_demux[iter] = demux_nums[i] & 0xFF;
 833                         eDebug("[eDVBCAService] add demux %d to slot %d service %s", caservice->m_used_demux[iter], iter, ref.toString().c_str());
 834                 }
 835                 else
 836                 {
 837                         eDebug("[eDVBCAService] no more demux slots free for service %s!!", ref.toString().c_str());
 838                         return -1;
 839                 }
 840         }
 841         return 0;
 842 }
 843
 844 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr )
 845 {
 846         CAServiceMap::iterator it = exist.find(ref);
 847         if ( it == exist.end() )
 848         {
 849                 eDebug("[eDVBCAService] try to unregister non registered %s", ref.toString().c_str());
 850                 return -1;
 851         }
 852         else
 853         {
 854                 eDVBCAService *caservice = it->second;
 855                 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 856                 for (int i=0; i < loops; ++i)
 857                 {
 858                         bool freed = false;
 859                         int iter = 0,
 860                                 used_demux_slots = 0,
 861                                 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
 862                         while ( iter < max_demux_slots )
 863                         {
 864                                 if ( caservice->m_used_demux[iter] != 0xFF )
 865                                 {
 866                                         if ( !freed && caservice->m_used_demux[iter] == demux_nums[i] )
 867                                         {
 868                                                 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
 869                                                 caservice->m_used_demux[iter] = 0xFF;
 870                                                 freed=true;
 871                                         }
 872                                         else
 873                                                 ++used_demux_slots;
 874                                 }
 875                                 ++iter;
 876                         }
 877                         if (!freed)
 878                                 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_nums[i]);
 879                         if (i || loops == 1)
 880                         {
 881                                 if (!used_demux_slots)  // no more used.. so we remove it
 882                                 {
 883                                         delete it->second;
 884                                         exist.erase(it);
 885                                 }
 886                                 else
 887                                 {
 888                                         if (ptr)
 889                                                 it->second->buildCAPMT(ptr);
 890                                         else
 891                                                 eDebug("[eDVBCAService] can not send updated demux info");
 892                                 }
 893                         }
 894                 }
 895         }
 896         return 0;
 897 }
 898
 899 void eDVBCAService::registerChannelCallback(eDVBResourceManager *res_mgr)
 900 {
 901         res_mgr->connectChannelAdded(slot(&DVBChannelAdded), m_chanAddedConn);
 902 }
 903
 904 void eDVBCAService::DVBChannelAdded(eDVBChannel *chan)
 905 {
 906         if ( chan )
 907         {
 908                 eDebug("[eDVBCAService] new channel %p!", chan);
 909                 channel_data *data = new channel_data();
 910                 data->m_channel = chan;
 911                 data->m_prevChannelState = -1;
 912                 data->m_dataDemux = -1;
 913                 exist_channels[chan] = data;
 914                 chan->connectStateChange(slot(&DVBChannelStateChanged), data->m_stateChangedConn);
 915         }
 916 }
 917
 918 void eDVBCAService::DVBChannelStateChanged(iDVBChannel *chan)
 919 {
 920         ChannelMap::iterator it =
 921                 exist_channels.find(chan);
 922         if ( it != exist_channels.end() )
 923         {
 924                 int state=0;
 925                 chan->getState(state);
 926                 if ( it->second->m_prevChannelState != state )
 927                 {
 928                         switch (state)
 929                         {
 930                                 case iDVBChannel::state_ok:
 931                                 {
 932                                         eDebug("[eDVBCAService] channel %p running", chan);
 933                                         break;
 934                                 }
 935                                 case iDVBChannel::state_release:
 936                                 {
 937                                         eDebug("[eDVBCAService] remove channel %p", chan);
 938                                         unsigned char msg[8] = { 0x9f,0x80,0x3f,0x04,0x83,0x02,0x00,0x00 };
 939                                         msg[7] = it->second->m_dataDemux & 0xFF;
 940                                         int sock, clilen;
 941                                         struct sockaddr_un servaddr;
 942                                         memset(&servaddr, 0, sizeof(struct sockaddr_un));
 943                                         servaddr.sun_family = AF_UNIX;
 944                                         strcpy(servaddr.sun_path, "/tmp/camd.socket");
 945                                         clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
 946                                         sock = socket(PF_UNIX, SOCK_STREAM, 0);
 947                                         if (sock > -1)
 948                                         {
 949                                                 connect(sock, (struct sockaddr *) &servaddr, clilen);
 950                                                 fcntl(sock, F_SETFL, O_NONBLOCK);
 951                                                 int val=1;
 952                                                 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
 953                                                 if (write(sock, msg, 8) != 8)
 954                                                         eDebug("[eDVBCAService] write leave transponder failed!!");
 955                                                 close(sock);
 956                                         }
 957                                         exist_channels.erase(it);
 958                                         delete it->second;
 959                                         it->second=0;
 960                                         break;
 961                                 }
 962                                 default: // ignore all other events
 963                                         return;
 964                         }
 965                         if (it->second)
 966                                 it->second->m_prevChannelState = state;
 967                 }
 968         }
 969 }
 970
 971 channel_data *eDVBCAService::getChannelData(eDVBChannelID &chid)
 972 {
 973         for (ChannelMap::iterator it(exist_channels.begin()); it != exist_channels.end(); ++it)
 974         {
 975                 if (chid == it->second->m_channel->getChannelID())
 976                         return it->second;
 977         }
 978         return 0;
 979 }
 980 // end static methods
 981
 982 #define CA_REPLY_DEBUG
 983 #define MAX_LENGTH_BYTES 4
 984 #define MIN_LENGTH_BYTES 1
 985
 986 void eDVBCAService::socketCB(int what)
 987 {
 988         if (what & (eSocketNotifier::Read | eSocketNotifier::Priority))
 989         {
 990                 char msgbuffer[4096];
 991                 ssize_t length = read(m_sock, msgbuffer, sizeof(msgbuffer));
 992                 if (length == -1)
 993                 {
 994                         if (errno != EAGAIN && errno != EINTR && errno != EBUSY)
 995                         {
 996                                 eDebug("[eSocketMMIHandler] read (%m)");
 997                                 what |= eSocketNotifier::Error;
 998                         }
 999                 } else if (length == 0)
1000                 {
1001                         what |= eSocketNotifier::Hungup;
1002                 } else
1003                 {
1004                         int len = length;
1005                         unsigned char *data = (unsigned char*)msgbuffer;
1006                         int clear = 1;
1007         // If a new message starts, then the previous message
1008         // should already have been processed. Otherwise the
1009         // previous message was incomplete and should therefore
1010         // be deleted.
1011                         if ((len >= 1) && ((data[0] & 0xFF) != 0x9f))
1012                                 clear = 0;
1013                         if ((len >= 2) && ((data[1] & 0x80) != 0x80))
1014                                 clear = 0;
1015                         if ((len >= 3) && ((data[2] & 0x80) != 0x00))
1016                                 clear = 0;
1017                         if (clear)
1018                         {
1019                                 m_buffer.clear();
1020 #ifdef CA_REPLY_DEBUG
1021                                 eDebug("clear buffer");
1022 #endif
1023                         }
1024 #ifdef CA_REPLY_DEBUG
1025                         eDebug("Put to buffer:");
1026                         for (int i=0; i < len; ++i)
1027                                 eDebugNoNewLine("%02x ", data[i]);
1028                         eDebug("\n--------");
1029 #endif
1030                         m_buffer.write( data, len );
1031
1032                         while ( m_buffer.size() >= (3 + MIN_LENGTH_BYTES) )
1033                         {
1034                                 unsigned char tmp[3+MAX_LENGTH_BYTES];
1035                                 m_buffer.peek(tmp, 3+MIN_LENGTH_BYTES);
1036                                 if (((tmp[0] & 0xFF) != 0x9f) || ((tmp[1] & 0x80) != 0x80) || ((tmp[2] & 0x80) != 0x00))
1037                                 {
1038                                         m_buffer.skip(1);
1039 #ifdef CA_REPLY_DEBUG
1040                                         eDebug("skip %02x", tmp[0]);
1041 #endif
1042                                         continue;
1043                                 }
1044                                 if (tmp[3] & 0x80)
1045                                 {
1046                                         int peekLength = (tmp[3] & 0x7f) + 4;
1047                                         if (m_buffer.size() < peekLength)
1048                                                 continue;
1049                                         m_buffer.peek(tmp, peekLength);
1050                                 }
1051                                 int size=0;
1052                                 int LengthBytes=eDVBCISession::parseLengthField(tmp+3, size);
1053                                 int messageLength = 3+LengthBytes+size;
1054                                 if ( m_buffer.size() >= messageLength )
1055                                 {
1056                                         unsigned char dest[messageLength];
1057                                         m_buffer.read(dest, messageLength);
1058 #ifdef CA_REPLY_DEBUG
1059                                         eDebug("dump ca reply:");
1060                                         for (int i=0; i < messageLength; ++i)
1061                                                 eDebugNoNewLine("%02x ", dest[i]);
1062                                         eDebug("\n--------");
1063 #endif
1064 //                                      /*emit*/ mmi_progress(0, dest, (const void*)(dest+3+LengthBytes), messageLength-3-LengthBytes);
1065                                 }
1066                         }
1067                 }
1068         }
1069         if (what & eSocketNotifier::Hungup) {
1070                 /*eDebug("[eDVBCAService] connection closed")*/;
1071                 m_sendstate=1;
1072                 sendCAPMT();
1073         }
1074         if (what & eSocketNotifier::Error)
1075                 eDebug("[eDVBCAService] connection error");
1076 }
1077
1078 void eDVBCAService::Connect()
1079 {
1080         m_sn=0;
1081         memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
1082         m_servaddr.sun_family = AF_UNIX;
1083         strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
1084         m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
1085         m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
1086         if (m_sock != -1)
1087         {
1088                 if (!connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen))
1089                 {
1090                         int val=1;
1091                         fcntl(m_sock, F_SETFL, O_NONBLOCK);
1092                         setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
1093                         m_sn = eSocketNotifier::create(eApp, m_sock,
1094                                 eSocketNotifier::Read|eSocketNotifier::Priority|eSocketNotifier::Error|eSocketNotifier::Hungup);
1095                         CONNECT(m_sn->activated, eDVBCAService::socketCB);
1096
1097                 }
1098 //              else
1099 //                      eDebug("[eDVBCAService] connect failed %m");
1100         }
1101         else
1102                 eDebug("[eDVBCAService] create socket failed %m");
1103 }
1104
1105 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
1106 {
1107         if (!ptr)
1108                 return;
1109
1110         eDVBTableSpec table_spec;
1111         ptr->getSpec(table_spec);
1112
1113         int pmtpid = table_spec.pid,
1114                 pmt_version = table_spec.version;
1115
1116         uint8_t demux_mask = 0;
1117         int data_demux = -1;
1118
1119         int iter=0, max_demux_slots = sizeof(m_used_demux);
1120         while ( iter < max_demux_slots )
1121         {
1122                 if ( m_used_demux[iter] != 0xFF )
1123                 {
1124                         if ( m_used_demux[iter] > data_demux )
1125                                 data_demux = m_used_demux[iter];
1126                         demux_mask |= (1 << m_used_demux[iter]);
1127                 }
1128                 ++iter;
1129         }
1130
1131         if ( data_demux == -1 )
1132         {
1133                 eDebug("[eDVBCAService] no data demux found for service %s", m_service.toString().c_str() );
1134                 return;
1135         }
1136
1137         eDebug("demux %d mask %02x prevhash %08x", data_demux, demux_mask, m_prev_build_hash);
1138
1139         unsigned int build_hash = ( pmtpid << 16);
1140         build_hash |= (demux_mask << 8);
1141         build_hash |= (pmt_version&0xFF);
1142
1143         if ( build_hash == m_prev_build_hash )
1144         {
1145                 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
1146                 return;
1147         }
1148
1149         std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
1150         if ( i != ptr->getSections().end() )
1151         {
1152                 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
1153
1154                 while( i != ptr->getSections().end() )
1155                 {
1156 //                      eDebug("append");
1157                         capmt.append(*i++);
1158                 }
1159
1160                 // add our private descriptors to capmt
1161                 uint8_t tmp[10];
1162
1163                 tmp[0]=0x84;  // pmt pid
1164                 tmp[1]=0x02;
1165                 tmp[2]=pmtpid>>8;
1166                 tmp[3]=pmtpid&0xFF;
1167                 capmt.injectDescriptor(tmp, false);
1168
1169                 tmp[0] = 0x82; // demux
1170                 tmp[1] = 0x02;
1171                 tmp[2] = demux_mask;    // descramble bitmask
1172                 tmp[3] = data_demux&0xFF; // read section data from demux number
1173                 capmt.injectDescriptor(tmp, false);
1174
1175                 tmp[0] = 0x81; // dvbnamespace
1176                 tmp[1] = 0x08;
1177                 tmp[2] = m_service.getDVBNamespace().get()>>24;
1178                 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
1179                 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
1180                 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
1181                 tmp[6]=m_service.getTransportStreamID().get()>>8;
1182                 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
1183                 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
1184                 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
1185                 capmt.injectDescriptor(tmp, false);
1186
1187                 capmt.writeToBuffer(m_capmt);
1188         }
1189
1190         m_prev_build_hash = build_hash;
1191
1192         if ( m_sendstate != 0xFFFFFFFF )
1193                 m_sendstate=0;
1194         sendCAPMT();
1195 }
1196
1197 void eDVBCAService::sendCAPMT()
1198 {
1199         if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
1200         {
1201                 ::close(m_sock);
1202                 Connect();
1203         }
1204
1205         int wp=0;
1206         if ( m_capmt[3] & 0x80 )
1207         {
1208                 int i=0;
1209                 int lenbytes = m_capmt[3] & ~0x80;
1210                 while(i < lenbytes)
1211                         wp = (wp << 8) | m_capmt[4 + i++];
1212                 wp+=4;
1213                 wp+=lenbytes;
1214         }
1215         else
1216         {
1217                 wp = m_capmt[3];
1218                 wp+=4;
1219         }
1220
1221         if ( write(m_sock, m_capmt, wp) == wp )
1222         {
1223                 m_sendstate=0xFFFFFFFF;
1224                 eDebug("[eDVBCAService] send %d bytes",wp);
1225                 eDVBChannelID chid;
1226                 m_service.getChannelID(chid);
1227                 channel_data *data = getChannelData(chid);
1228                 if (data)
1229                 {
1230                         int lenbytes = m_capmt[3] & 0x80 ? m_capmt[3] & ~0x80 : 0;
1231                         data->m_dataDemux = m_capmt[24+lenbytes];
1232                 }
1233 #if 1
1234                 for(int i=0;i<wp;i++)
1235                         eDebugNoNewLine("%02x ", m_capmt[i]);
1236                 eDebug("");
1237 #endif
1238         }
1239         else
1240         {
1241                 switch(m_sendstate)
1242                 {
1243                         case 0xFFFFFFFF:
1244                                 ++m_sendstate;
1245                                 m_retryTimer->start(0,true);
1246 //                              eDebug("[eDVBCAService] send failed .. immediate retry");
1247                                 break;
1248                         default:
1249                                 m_retryTimer->start(5000,true);
1250 //                              eDebug("[eDVBCAService] send failed .. retry in 5 sec");
1251                                 break;
1252                 }
1253                 ++m_sendstate;
1254         }
1255 }
1256
1257 static PyObject *createTuple(int pid, const char *type)
1258 {
1259         PyObject *r = PyTuple_New(2);
1260         PyTuple_SET_ITEM(r, 0, PyInt_FromLong(pid));
1261         PyTuple_SET_ITEM(r, 1, PyString_FromString(type));
1262         return r;
1263 }
1264
1265 static inline void PyList_AppendSteal(PyObject *list, PyObject *item)
1266 {
1267         PyList_Append(list, item);
1268         Py_DECREF(item);
1269 }
1270
1271 extern void PutToDict(ePyObject &dict, const char*key, ePyObject item); // defined in dvb/frontend.cpp
1272
1273 PyObject *eDVBServicePMTHandler::program::createPythonObject()
1274 {
1275         ePyObject r = PyDict_New();
1276         ePyObject l = PyList_New(0);
1277
1278         PyList_AppendSteal(l, createTuple(0, "pat"));
1279
1280         if (pmtPid != -1)
1281                 PyList_AppendSteal(l, createTuple(pmtPid, "pmt"));
1282
1283         for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
1284                         i(videoStreams.begin());
1285                         i != videoStreams.end(); ++i)
1286                 PyList_AppendSteal(l, createTuple(i->pid, "video"));
1287
1288         for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
1289                         i(audioStreams.begin());
1290                         i != audioStreams.end(); ++i)
1291                 PyList_AppendSteal(l, createTuple(i->pid, "audio"));
1292
1293         for (std::vector<eDVBServicePMTHandler::subtitleStream>::const_iterator
1294                         i(subtitleStreams.begin());
1295                         i != subtitleStreams.end(); ++i)
1296                 PyList_AppendSteal(l, createTuple(i->pid, "subtitle"));
1297
1298         PyList_AppendSteal(l, createTuple(pcrPid, "pcr"));
1299
1300         if (textPid != -1)
1301                 PyList_AppendSteal(l, createTuple(textPid, "text"));
1302
1303         PutToDict(r, "pids", l);
1304
1305         return r;
1306 }