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         audioStream *prev_audio = 0;
 188
 189         if ( m_service && !m_service->cacheEmpty() )
 190         {
 191                 cached_vpid = m_service->getCacheEntry(eDVBService::cVPID);
 192                 cached_apid_mpeg = m_service->getCacheEntry(eDVBService::cAPID);
 193                 cached_apid_ac3 = m_service->getCacheEntry(eDVBService::cAC3PID);
 194                 cached_tpid = m_service->getCacheEntry(eDVBService::cTPID);
 195         }
 196
 197         if ( ((m_service && m_service->usePMT()) || !m_service) && !m_PMT.getCurrent(ptr))
 198         {
 199                 if (m_have_cached_program)
 200                 {
 201                         program = m_cached_program;
 202                         ret = 0;
 203                 }
 204                 else
 205                 {
 206                         eDVBTableSpec table_spec;
 207                         ptr->getSpec(table_spec);
 208                         program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
 209                         std::vector<ProgramMapSection*>::const_iterator i;
 210                         for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
 211                         {
 212                                 const ProgramMapSection &pmt = **i;
 213                                 program.pcrPid = pmt.getPcrPid();
 214
 215                                 ElementaryStreamInfoConstIterator es;
 216                                 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
 217                                 {
 218                                         int isaudio = 0, isvideo = 0, issubtitle = 0, forced_video = 0, forced_audio = 0, isteletext = 0;
 219                                         int streamtype = (*es)->getType();
 220                                         videoStream video;
 221                                         audioStream audio;
 222                                         audio.component_tag=video.component_tag=-1;
 223                                         video.type = videoStream::vtMPEG2;
 224                                         audio.type = audioStream::atMPEG;
 225                                         audio.rdsPid = -1;
 226
 227                                         switch (streamtype)
 228                                         {
 229                                         case 0x1b: // AVC Video Stream (MPEG4 H264)
 230                                                 video.type = videoStream::vtMPEG4_H264;
 231                                                 isvideo = 1;
 232                                                 //break; fall through !!!
 233                                         case 0x10: // MPEG 4 Part 2
 234                                                 if (!isvideo)
 235                                                 {
 236                                                         video.type = videoStream::vtMPEG4_Part2;
 237                                                         isvideo = 1;
 238                                                 }
 239                                                 //break; fall through !!!
 240                                         case 0x01: // MPEG 1 video
 241                                                 if (!isvideo)
 242                                                         video.type = videoStream::vtMPEG1;
 243                                                 //break; fall through !!!
 244                                         case 0x02: // MPEG 2 video
 245                                                 isvideo = 1;
 246                                                 forced_video = 1;
 247                                                 //break; fall through !!!
 248                                         case 0x03: // MPEG 1 audio
 249                                         case 0x04: // MPEG 2 audio:
 250                                                 if (!isvideo) {
 251                                                         isaudio = 1;
 252                                                         forced_audio = 1;
 253                                                 }
 254                                                 //break; fall through !!!
 255                                         case 0x0f: // MPEG 2 AAC
 256                                                 if (!isvideo && !isaudio)
 257                                                 {
 258                                                         isaudio = 1;
 259                                                         audio.type = audioStream::atAAC;
 260                                                         forced_audio = 1;
 261                                                 }
 262                                                 //break; fall through !!!
 263                                         case 0x11: // MPEG 4 AAC
 264                                                 if (!isvideo && !isaudio)
 265                                                 {
 266                                                         isaudio = 1;
 267                                                         audio.type = audioStream::atAACHE;
 268                                                         forced_audio = 1;
 269                                                 }
 270                                         case 0x80: // user private ... but blueray LPCM
 271                                                 if (!isvideo && !isaudio)
 272                                                 {
 273                                                         isaudio = 1;
 274                                                         audio.type = audioStream::atLPCM;
 275                                                 }
 276                                         case 0x81: // user private ... but blueray AC3
 277                                                 if (!isvideo && !isaudio)
 278                                                 {
 279                                                         isaudio = 1;
 280                                                         audio.type = audioStream::atAC3;
 281                                                 }
 282                                         case 0x82: // Blueray DTS (dvb user private...)
 283                                         case 0xA2: // Blueray secondary DTS
 284                                                 if (!isvideo && !isaudio)
 285                                                 {
 286                                                         isaudio = 1;
 287                                                         audio.type = audioStream::atDTS;
 288                                                 }
 289                                         case 0x06: // PES Private
 290                                         case 0xEA: // TS_PSI_ST_SMPTE_VC1
 291                                         {
 292                                                 int num_descriptors = 0;
 293                                                 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
 294                                                         desc != (*es)->getDescriptors()->end(); ++desc)
 295                                                 {
 296                                                         uint8_t tag = (*desc)->getTag();
 297                                                         /* check descriptors to get the exakt stream type. */
 298                                                         ++num_descriptors;
 299                                                         if (!forced_video && !forced_audio)
 300                                                         {
 301                                                                 switch (tag)
 302                                                                 {
 303                                                                 case AUDIO_STREAM_DESCRIPTOR:
 304                                                                         isaudio = 1;
 305                                                                         break;
 306                                                                 case VIDEO_STREAM_DESCRIPTOR:
 307                                                                 {
 308                                                                         isvideo = 1;
 309                                                                         VideoStreamDescriptor *d = (VideoStreamDescriptor*)(*desc);
 310                                                                         if (d->getMpeg1OnlyFlag())
 311                                                                                 video.type = videoStream::vtMPEG1;
 312                                                                         break;
 313                                                                 }
 314                                                                 case SUBTITLING_DESCRIPTOR:
 315                                                                 {
 316                                                                         SubtitlingDescriptor *d = (SubtitlingDescriptor*)(*desc);
 317                                                                         const SubtitlingList *list = d->getSubtitlings();
 318                                                                         subtitleStream s;
 319                                                                         s.pid = (*es)->getPid();
 320                                                                         for (SubtitlingConstIterator it(list->begin()); it != list->end(); ++it)
 321                                                                         {
 322                                                                                 s.subtitling_type = (*it)->getSubtitlingType();
 323                                                                                 switch(s.subtitling_type)
 324                                                                                 {
 325                                                                                 case 0x10 ... 0x13:
 326                                                                                 case 0x20 ... 0x23: // dvb subtitles
 327                                                                                         break;
 328                                                                                 default:
 329                                                                                         eDebug("dvb subtitle %s PID %04x with wrong subtitling type (%02x)... force 0x10!!",
 330                                                                                                 s.language_code.c_str(), s.pid, s.subtitling_type);
 331                                                                                         s.subtitling_type = 0x10;
 332                                                                                         break;
 333                                                                                 }
 334                                                                                 s.composition_page_id = (*it)->getCompositionPageId();
 335                                                                                 s.ancillary_page_id = (*it)->getAncillaryPageId();
 336                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 337 //                                                                              eDebug("add dvb subtitle %s PID %04x, type %d, composition page %d, ancillary_page %d",
 338 //                                                                                      s.language_code.c_str(), s.pid, s.subtitling_type, s.composition_page_id, s.ancillary_page_id);
 339                                                                                 issubtitle=1;
 340                                                                                 program.subtitleStreams.push_back(s);
 341                                                                         }
 342                                                                         break;
 343                                                                 }
 344                                                                 case TELETEXT_DESCRIPTOR:
 345                                                                         if ( program.textPid == -1 || (*es)->getPid() == cached_tpid )
 346                                                                         {
 347                                                                                 subtitleStream s;
 348                                                                                 s.subtitling_type = 0x01; // EBU TELETEXT SUBTITLES
 349                                                                                 s.pid = program.textPid = (*es)->getPid();
 350                                                                                 TeletextDescriptor *d = (TeletextDescriptor*)(*desc);
 351                                                                                 isteletext = 1;
 352                                                                                 const VbiTeletextList *list = d->getVbiTeletexts();
 353                                                                                 for (VbiTeletextConstIterator it(list->begin()); it != list->end(); ++it)
 354                                                                                 {
 355                                                                                         switch((*it)->getTeletextType())
 356                                                                                         {
 357                                                                                         case 0x02: // Teletext subtitle page
 358                                                                                         case 0x05: // Teletext subtitle page for hearing impaired pepople
 359                                                                                                 s.language_code = (*it)->getIso639LanguageCode();
 360                                                                                                 s.teletext_page_number = (*it)->getTeletextPageNumber();
 361                                                                                                 s.teletext_magazine_number = (*it)->getTeletextMagazineNumber();
 362 //                                                                                              eDebug("add teletext subtitle %s PID %04x, page number %d, magazine number %d",
 363 //                                                                                                      s.language_code.c_str(), s.pid, s.teletext_page_number, s.teletext_magazine_number);
 364                                                                                                 program.subtitleStreams.push_back(s);
 365                                                                                                 issubtitle=1;
 366                                                                                         default:
 367                                                                                                 break;
 368                                                                                         }
 369                                                                                 }
 370                                                                         }
 371                                                                         break;
 372                                                                 case DTS_DESCRIPTOR:
 373                                                                         isaudio = 1;
 374                                                                         audio.type = audioStream::atDTS;
 375                                                                         break;
 376                                                                 case 0x2B: // TS_PSI_DT_MPEG2_AAC
 377                                                                         isaudio = 1;
 378                                                                         audio.type = audioStream::atAAC; // MPEG2-AAC
 379                                                                         break;
 380                                                                 case 0x1C: // TS_PSI_DT_MPEG4_Audio
 381                                                                 case AAC_DESCRIPTOR:
 382                                                                         isaudio = 1;
 383                                                                         audio.type = audioStream::atAACHE; // MPEG4-AAC
 384                                                                         break;
 385                                                                 case AC3_DESCRIPTOR:
 386                                                                         isaudio = 1;
 387                                                                         audio.type = audioStream::atAC3;
 388                                                                         break;
 389                                                                 case REGISTRATION_DESCRIPTOR: /* some services don't have a separate AC3 descriptor */
 390                                                                 {
 391                                                                         RegistrationDescriptor *d = (RegistrationDescriptor*)(*desc);
 392                                                                         switch (d->getFormatIdentifier())
 393                                                                         {
 394                                                                         case 0x44545331 ... 0x44545333: // DTS1/DTS2/DTS3
 395                                                                                 isaudio = 1;
 396                                                                                 audio.type = audioStream::atDTS;
 397                                                                                 break;
 398                                                                         case 0x41432d33: // == 'AC-3'
 399                                                                                 isaudio = 1;
 400                                                                                 audio.type = audioStream::atAC3;
 401                                                                                 break;
 402                                                                         case 0x42535344: // == 'BSSD' (LPCM)
 403                                                                                 isaudio = 1;
 404                                                                                 audio.type = audioStream::atLPCM;
 405                                                                                 break;
 406                                                                         case 0x56432d31: // == 'VC-1'
 407                                                                         {
 408                                                                                 const AdditionalIdentificationInfoVector *vec = d->getAdditionalIdentificationInfo();
 409                                                                                 if (vec->size() > 1 && (*vec)[0] == 0x01) // subdescriptor tag
 410                                                                                 {
 411                                                                                         if ((*vec)[1] >= 0x90) // profile_level
 412                                                                                                 video.type = videoStream::vtVC1; // advanced profile
 413                                                                                         else
 414                                                                                                 video.type = videoStream::vtVC1_SM; // simple main
 415                                                                                         isvideo = 1;
 416                                                                                 }
 417                                                                         }
 418                                                                         default:
 419                                                                                 break;
 420                                                                         }
 421                                                                         break;
 422                                                                 }
 423                                                                 case 0x28: // TS_PSI_DT_AVC
 424                                                                         isvideo = 1;
 425                                                                         video.type = videoStream::vtMPEG4_H264;
 426                                                                         break;
 427                                                                 case 0x1B: // TS_PSI_DT_MPEG4_Video
 428                                                                         isvideo = 1;
 429                                                                         video.type = videoStream::vtMPEG4_Part2;
 430                                                                         break;
 431                                                                 default:
 432                                                                         break;
 433                                                                 }
 434                                                         }
 435                                                         switch (tag)
 436                                                         {
 437                                                         case ISO_639_LANGUAGE_DESCRIPTOR:
 438                                                                 if (!isvideo)
 439                                                                 {
 440                                                                         int cnt=0;
 441                                                                         const Iso639LanguageList *languages = ((Iso639LanguageDescriptor*)*desc)->getIso639Languages();
 442                                                                                 /* use last language code */
 443                                                                         for (Iso639LanguageConstIterator i(languages->begin()); i != languages->end(); ++i, ++cnt)
 444                                                                         {
 445                                                                                 if (cnt == 0)
 446                                                                                         audio.language_code = (*i)->getIso639LanguageCode();
 447                                                                                 else
 448                                                                                         audio.language_code += "/" + (*i)->getIso639LanguageCode();
 449                                                                         }
 450                                                                 }
 451                                                                 break;
 452                                                         case STREAM_IDENTIFIER_DESCRIPTOR:
 453                                                                 audio.component_tag =
 454                                                                         video.component_tag =
 455                                                                                 ((StreamIdentifierDescriptor*)*desc)->getComponentTag();
 456                                                                 break;
 457                                                         case CA_DESCRIPTOR:
 458                                                         {
 459                                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 460                                                                 program.caids.insert(descr->getCaSystemId());
 461                                                                 break;
 462                                                         }
 463                                                         default:
 464                                                                 break;
 465                                                         }
 466                                                 }
 467                                                 if (!num_descriptors && streamtype == 0x06 && prev_audio)
 468                                                 {
 469                                                         prev_audio->rdsPid = (*es)->getPid();
 470                                                         eDebug("Rds PID %04x detected ? ! ?", prev_audio->rdsPid);
 471                                                 }
 472                                                 prev_audio = 0;
 473                                         }
 474                                         default:
 475                                                 break;
 476                                         }
 477                                         if (isteletext && (isaudio || isvideo))
 478                                         {
 479                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as teletext!", (*es)->getPid());
 480                                                 continue; // continue with next PID
 481                                         }
 482                                         else if (issubtitle && (isaudio || isvideo))
 483                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as subtitle!", (*es)->getPid());
 484                                         else if (isaudio && isvideo)
 485                                                 eDebug("ambiguous streamtype for PID %04x detected.. forced as video!", (*es)->getPid());
 486                                         if (issubtitle) // continue with next PID
 487                                                 continue;
 488                                         else if (isvideo)
 489                                         {
 490                                                 video.pid = (*es)->getPid();
 491                                                 if ( !program.videoStreams.empty() && video.pid == cached_vpid )
 492                                                 {
 493                                                         program.videoStreams.push_back(program.videoStreams[0]);
 494                                                         program.videoStreams[0] = video;
 495                                                 }
 496                                                 else
 497                                                         program.videoStreams.push_back(video);
 498                                         }
 499                                         else if (isaudio)
 500                                         {
 501                                                 audio.pid = (*es)->getPid();
 502
 503                                                         /* if we find the cached pids, this will be our default stream */
 504                                                 if (audio.pid == cached_apid_ac3 || audio.pid == cached_apid_mpeg)
 505                                                         program.defaultAudioStream = program.audioStreams.size();
 506
 507                                                         /* also, we need to know the first non-mpeg (i.e. "ac3"/dts/...) stream */
 508                                                 if ((audio.type != audioStream::atMPEG) && ((first_ac3 == -1) || (audio.pid == cached_apid_ac3)))
 509                                                         first_ac3 = program.audioStreams.size();
 510
 511                                                 program.audioStreams.push_back(audio);
 512                                                 prev_audio = &program.audioStreams.back();
 513                                         }
 514                                         else
 515                                                 continue;
 516                                 }
 517                                 for (DescriptorConstIterator desc = pmt.getDescriptors()->begin();
 518                                         desc != pmt.getDescriptors()->end(); ++desc)
 519                                 {
 520                                         if ((*desc)->getTag() == CA_DESCRIPTOR)
 521                                         {
 522                                                 CaDescriptor *descr = (CaDescriptor*)(*desc);
 523                                                 program.caids.insert(descr->getCaSystemId());
 524                                         }
 525                                 }
 526                         }
 527                         ret = 0;
 528
 529                         /* finally some fixup: if our default audio stream is an MPEG audio stream,
 530                            and we have 'defaultac3' set, use the first available ac3 stream instead.
 531                            (note: if an ac3 audio stream was selected before, this will be also stored
 532                            in 'fisrt_ac3', so we don't need to worry. */
 533                         bool defaultac3 = false;
 534                         std::string default_ac3;
 535
 536                         if (!ePythonConfigQuery::getConfigValue("config.av.defaultac3", default_ac3))
 537                                 defaultac3 = default_ac3 == "True";
 538
 539                         if (defaultac3 && (first_ac3 != -1))
 540                                 program.defaultAudioStream = first_ac3;
 541
 542                         m_cached_program = program;
 543                         m_have_cached_program = true;
 544                 }
 545         } else if ( m_service && !m_service->cacheEmpty() )
 546         {
 547                 int cached_pcrpid = m_service->getCacheEntry(eDVBService::cPCRPID),
 548                         vpidtype = m_service->getCacheEntry(eDVBService::cVTYPE),
 549                         cnt=0;
 550                 if ( vpidtype == -1 )
 551                         vpidtype = videoStream::vtMPEG2;
 552                 if ( cached_vpid != -1 )
 553                 {
 554                         videoStream s;
 555                         s.pid = cached_vpid;
 556                         s.type = vpidtype;
 557                         program.videoStreams.push_back(s);
 558                         ++cnt;
 559                 }
 560                 if ( cached_apid_ac3 != -1 )
 561                 {
 562                         audioStream s;
 563                         s.type = audioStream::atAC3;
 564                         s.pid = cached_apid_ac3;
 565                         s.rdsPid = -1;
 566                         program.audioStreams.push_back(s);
 567                         ++cnt;
 568                 }
 569                 if ( cached_apid_mpeg != -1 )
 570                 {
 571                         audioStream s;
 572                         s.type = audioStream::atMPEG;
 573                         s.pid = cached_apid_mpeg;
 574                         s.rdsPid = -1;
 575                         program.audioStreams.push_back(s);
 576                         ++cnt;
 577                 }
 578                 if ( cached_pcrpid != -1 )
 579                 {
 580                         ++cnt;
 581                         program.pcrPid = cached_pcrpid;
 582                 }
 583                 if ( cached_tpid != -1 )
 584                 {
 585                         ++cnt;
 586                         program.textPid = cached_tpid;
 587                 }
 588                 CAID_LIST &caids = m_service->m_ca;
 589                 for (CAID_LIST::iterator it(caids.begin()); it != caids.end(); ++it)
 590                         program.caids.insert(*it);
 591                 if ( cnt )
 592                         ret = 0;
 593         }
 594         return ret;
 595 }
 596
 597 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
 598 {
 599         channel = m_channel;
 600         if (channel)
 601                 return 0;
 602         else
 603                 return -1;
 604 }
 605
 606 int eDVBServicePMTHandler::getDataDemux(ePtr<iDVBDemux> &demux)
 607 {
 608         demux = m_demux;
 609         if (demux)
 610                 return 0;
 611         else
 612                 return -1;
 613 }
 614
 615 int eDVBServicePMTHandler::getDecodeDemux(ePtr<iDVBDemux> &demux)
 616 {
 617         int ret=0;
 618                 /* if we're using the decoding demux as data source
 619                    (for example in pvr playbacks), return that one. */
 620         if (m_use_decode_demux)
 621         {
 622                 demux = m_demux;
 623                 return ret;
 624         }
 625
 626         ASSERT(m_channel); /* calling without a previous ::tune is certainly bad. */
 627
 628         ret = m_channel->getDemux(demux, iDVBChannel::capDecode);
 629         if (!ret)
 630                 demux->getCADemuxID(m_decode_demux_num);
 631
 632         return ret;
 633 }
 634
 635 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
 636 {
 637         pvr_channel = m_pvr_channel;
 638         if (pvr_channel)
 639                 return 0;
 640         else
 641                 return -1;
 642 }
 643
 644 void eDVBServicePMTHandler::SDTScanEvent(int event)
 645 {
 646         switch (event)
 647         {
 648                 case eDVBScan::evtFinish:
 649                 {
 650                         ePtr<iDVBChannelList> db;
 651                         if (m_resourceManager->getChannelList(db) != 0)
 652                                 eDebug("no channel list");
 653                         else
 654                         {
 655                                 eDVBChannelID chid;
 656                                 m_reference.getChannelID(chid);
 657                                 if (chid == m_dvb_scan->getCurrentChannelID())
 658                                 {
 659                                         m_dvb_scan->insertInto(db, true);
 660                                         eDebug("sdt update done!");
 661                                 }
 662                                 else
 663                                         eDebug("ignore sdt update data.... incorrect transponder tuned!!!");
 664                         }
 665                         break;
 666                 }
 667
 668                 default:
 669                         break;
 670         }
 671 }
 672
 673 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *cue, bool simulate, eDVBService *service)
 674 {
 675         RESULT res=0;
 676         m_reference = ref;
 677
 678         m_use_decode_demux = use_decode_demux;
 679
 680                 /* 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 */
 681         m_service = service;
 682
 683                 /* is this a normal (non PVR) channel? */
 684         if (ref.path.empty())
 685         {
 686                 eDVBChannelID chid;
 687                 ref.getChannelID(chid);
 688                 res = m_resourceManager->allocateChannel(chid, m_channel, simulate);
 689                 if (!simulate)
 690                         eDebug("allocate Channel: res %d", res);
 691
 692                 ePtr<iDVBChannelList> db;
 693                 if (!m_resourceManager->getChannelList(db))
 694                         db->getService((eServiceReferenceDVB&)m_reference, m_service);
 695
 696                 if (!res && !simulate)
 697                         eDVBCIInterfaces::getInstance()->addPMTHandler(this);
 698         } else if (!simulate) // no simulation of playback services
 699         {
 700                 if (!ref.getServiceID().get() /* incorrect sid in meta file or recordings.epl*/ )
 701                 {
 702                         eWarning("no .meta file found, trying to find PMT pid");
 703                         eDVBTSTools tstools;
 704                         if (tstools.openFile(ref.path.c_str()))
 705                                 eWarning("failed to open file");
 706                         else
 707                         {
 708                                 int service_id, pmt_pid;
 709                                 if (!tstools.findPMT(pmt_pid, service_id))
 710                                 {
 711                                         eDebug("PMT pid found on pid %04x, service id %d", pmt_pid, service_id);
 712                                         m_reference.setServiceID(service_id);
 713                                         m_pmt_pid = pmt_pid;
 714                                 }
 715                         }
 716                 }
 717                 eDebug("alloc PVR");
 718                         /* allocate PVR */
 719                 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
 720                 if (res)
 721                         eDebug("allocatePVRChannel failed!\n");
 722                 m_channel = m_pvr_channel;
 723         }
 724
 725         if (!simulate)
 726         {
 727                 if (m_channel)
 728                 {
 729                         m_channel->connectStateChange(
 730                                 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
 731                                 m_channelStateChanged_connection);
 732                         m_last_channel_state = -1;
 733                         channelStateChanged(m_channel);
 734
 735                         m_channel->connectEvent(
 736                                 slot(*this, &eDVBServicePMTHandler::channelEvent),
 737                                 m_channelEvent_connection);
 738
 739                         if (ref.path.empty())
 740                         {
 741                                 m_dvb_scan = 0;
 742                                 m_dvb_scan = new eDVBScan(m_channel, true, false);
 743                                 m_dvb_scan->connectEvent(slot(*this, &eDVBServicePMTHandler::SDTScanEvent), m_scan_event_connection);
 744                         }
 745                 } else
 746                 {
 747                         if (res == eDVBResourceManager::errAllSourcesBusy)
 748                                 serviceEvent(eventNoResources);
 749                         else /* errChidNotFound, errNoChannelList, errChannelNotInList, errNoSourceFound */
 750                                 serviceEvent(eventMisconfiguration);
 751                         return res;
 752                 }
 753
 754                 if (m_pvr_channel)
 755                 {
 756                         m_pvr_channel->setCueSheet(cue);
 757                         m_pvr_channel->playFile(ref.path.c_str());
 758                 }
 759         }
 760
 761         return res;
 762 }
 763
 764 void eDVBServicePMTHandler::free()
 765 {
 766         m_dvb_scan = 0;
 767
 768         if (m_ca_servicePtr)
 769         {
 770                 int demuxes[2] = {0,0};
 771                 uint8_t tmp;
 772                 m_demux->getCADemuxID(tmp);
 773                 demuxes[0]=tmp;
 774                 if (m_decode_demux_num != 0xFF)
 775                         demuxes[1]=m_decode_demux_num;
 776                 else
 777                         demuxes[1]=demuxes[0];
 778                 ePtr<eTable<ProgramMapSection> > ptr;
 779                 m_PMT.getCurrent(ptr);
 780                 eDVBCAService::unregister_service(m_reference, demuxes, ptr);
 781                 m_ca_servicePtr = 0;
 782         }
 783
 784         if (m_channel)
 785                 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
 786
 787         if (m_pvr_channel)
 788         {
 789                 m_pvr_channel->stopFile();
 790                 m_pvr_channel->setCueSheet(0);
 791         }
 792
 793         m_PMT.stop();
 794         m_PAT.stop();
 795         m_service = 0;
 796         m_channel = 0;
 797         m_pvr_channel = 0;
 798         m_demux = 0;
 799 }
 800
 801 CAServiceMap eDVBCAService::exist;
 802 ChannelMap eDVBCAService::exist_channels;
 803 ePtr<eConnection> eDVBCAService::m_chanAddedConn;
 804
 805 eDVBCAService::eDVBCAService()
 806         :m_buffer(512), m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eTimer::create(eApp))
 807 {
 808         memset(m_used_demux, 0xFF, sizeof(m_used_demux));
 809         CONNECT(m_retryTimer->timeout, eDVBCAService::sendCAPMT);
 810         Connect();
 811 }
 812
 813 eDVBCAService::~eDVBCAService()
 814 {
 815         eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
 816         ::close(m_sock);
 817 }
 818
 819 // begin static methods
 820 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice )
 821 {
 822         CAServiceMap::iterator it = exist.find(ref);
 823         if ( it != exist.end() )
 824                 caservice = it->second;
 825         else
 826         {
 827                 caservice = (exist[ref]=new eDVBCAService());
 828                 caservice->m_service = ref;
 829                 eDebug("[eDVBCAService] new service %s", ref.toString().c_str() );
 830         }
 831
 832         int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 833         for (int i=0; i < loops; ++i)
 834         {
 835 // search free demux entry
 836                 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
 837
 838                 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
 839                         ++iter;
 840
 841                 if ( iter < max_demux_slots )
 842                 {
 843                         caservice->m_used_demux[iter] = demux_nums[i] & 0xFF;
 844                         eDebug("[eDVBCAService] add demux %d to slot %d service %s", caservice->m_used_demux[iter], iter, ref.toString().c_str());
 845                 }
 846                 else
 847                 {
 848                         eDebug("[eDVBCAService] no more demux slots free for service %s!!", ref.toString().c_str());
 849                         return -1;
 850                 }
 851         }
 852         return 0;
 853 }
 854
 855 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr )
 856 {
 857         CAServiceMap::iterator it = exist.find(ref);
 858         if ( it == exist.end() )
 859         {
 860                 eDebug("[eDVBCAService] try to unregister non registered %s", ref.toString().c_str());
 861                 return -1;
 862         }
 863         else
 864         {
 865                 eDVBCAService *caservice = it->second;
 866                 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
 867                 for (int i=0; i < loops; ++i)
 868                 {
 869                         bool freed = false;
 870                         int iter = 0,
 871                                 used_demux_slots = 0,
 872                                 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
 873                         while ( iter < max_demux_slots )
 874                         {
 875                                 if ( caservice->m_used_demux[iter] != 0xFF )
 876                                 {
 877                                         if ( !freed && caservice->m_used_demux[iter] == demux_nums[i] )
 878                                         {
 879                                                 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
 880                                                 caservice->m_used_demux[iter] = 0xFF;
 881                                                 freed=true;
 882                                         }
 883                                         else
 884                                                 ++used_demux_slots;
 885                                 }
 886                                 ++iter;
 887                         }
 888                         if (!freed)
 889                                 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_nums[i]);
 890                         if (i || loops == 1)
 891                         {
 892                                 if (!used_demux_slots)  // no more used.. so we remove it
 893                                 {
 894                                         delete it->second;
 895                                         exist.erase(it);
 896                                 }
 897                                 else
 898                                 {
 899                                         if (ptr)
 900                                                 it->second->buildCAPMT(ptr);
 901                                         else
 902                                                 eDebug("[eDVBCAService] can not send updated demux info");
 903                                 }
 904                         }
 905                 }
 906         }
 907         return 0;
 908 }
 909
 910 void eDVBCAService::registerChannelCallback(eDVBResourceManager *res_mgr)
 911 {
 912         res_mgr->connectChannelAdded(slot(&DVBChannelAdded), m_chanAddedConn);
 913 }
 914
 915 void eDVBCAService::DVBChannelAdded(eDVBChannel *chan)
 916 {
 917         if ( chan )
 918         {
 919                 eDebug("[eDVBCAService] new channel %p!", chan);
 920                 channel_data *data = new channel_data();
 921                 data->m_channel = chan;
 922                 data->m_prevChannelState = -1;
 923                 data->m_dataDemux = -1;
 924                 exist_channels[chan] = data;
 925                 chan->connectStateChange(slot(&DVBChannelStateChanged), data->m_stateChangedConn);
 926         }
 927 }
 928
 929 void eDVBCAService::DVBChannelStateChanged(iDVBChannel *chan)
 930 {
 931         ChannelMap::iterator it =
 932                 exist_channels.find(chan);
 933         if ( it != exist_channels.end() )
 934         {
 935                 int state=0;
 936                 chan->getState(state);
 937                 if ( it->second->m_prevChannelState != state )
 938                 {
 939                         switch (state)
 940                         {
 941                                 case iDVBChannel::state_ok:
 942                                 {
 943                                         eDebug("[eDVBCAService] channel %p running", chan);
 944                                         break;
 945                                 }
 946                                 case iDVBChannel::state_release:
 947                                 {
 948                                         eDebug("[eDVBCAService] remove channel %p", chan);
 949                                         unsigned char msg[8] = { 0x9f,0x80,0x3f,0x04,0x83,0x02,0x00,0x00 };
 950                                         msg[7] = it->second->m_dataDemux & 0xFF;
 951                                         int sock, clilen;
 952                                         struct sockaddr_un servaddr;
 953                                         memset(&servaddr, 0, sizeof(struct sockaddr_un));
 954                                         servaddr.sun_family = AF_UNIX;
 955                                         strcpy(servaddr.sun_path, "/tmp/camd.socket");
 956                                         clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
 957                                         sock = socket(PF_UNIX, SOCK_STREAM, 0);
 958                                         if (sock > -1)
 959                                         {
 960                                                 connect(sock, (struct sockaddr *) &servaddr, clilen);
 961                                                 fcntl(sock, F_SETFL, O_NONBLOCK);
 962                                                 int val=1;
 963                                                 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
 964                                                 if (write(sock, msg, 8) != 8)
 965                                                         eDebug("[eDVBCAService] write leave transponder failed!!");
 966                                                 close(sock);
 967                                         }
 968                                         exist_channels.erase(it);
 969                                         delete it->second;
 970                                         it->second=0;
 971                                         break;
 972                                 }
 973                                 default: // ignore all other events
 974                                         return;
 975                         }
 976                         if (it->second)
 977                                 it->second->m_prevChannelState = state;
 978                 }
 979         }
 980 }
 981
 982 channel_data *eDVBCAService::getChannelData(eDVBChannelID &chid)
 983 {
 984         for (ChannelMap::iterator it(exist_channels.begin()); it != exist_channels.end(); ++it)
 985         {
 986                 if (chid == it->second->m_channel->getChannelID())
 987                         return it->second;
 988         }
 989         return 0;
 990 }
 991 // end static methods
 992
 993 #define CA_REPLY_DEBUG
 994 #define MAX_LENGTH_BYTES 4
 995 #define MIN_LENGTH_BYTES 1
 996
 997 void eDVBCAService::socketCB(int what)
 998 {
 999         if (what & (eSocketNotifier::Read | eSocketNotifier::Priority))
1000         {
1001                 char msgbuffer[4096];
1002                 ssize_t length = read(m_sock, msgbuffer, sizeof(msgbuffer));
1003                 if (length == -1)
1004                 {
1005                         if (errno != EAGAIN && errno != EINTR && errno != EBUSY)
1006                         {
1007                                 eDebug("[eSocketMMIHandler] read (%m)");
1008                                 what |= eSocketNotifier::Error;
1009                         }
1010                 } else if (length == 0)
1011                 {
1012                         what |= eSocketNotifier::Hungup;
1013                 } else
1014                 {
1015                         int len = length;
1016                         unsigned char *data = (unsigned char*)msgbuffer;
1017                         int clear = 1;
1018         // If a new message starts, then the previous message
1019         // should already have been processed. Otherwise the
1020         // previous message was incomplete and should therefore
1021         // be deleted.
1022                         if ((len >= 1) && ((data[0] & 0xFF) != 0x9f))
1023                                 clear = 0;
1024                         if ((len >= 2) && ((data[1] & 0x80) != 0x80))
1025                                 clear = 0;
1026                         if ((len >= 3) && ((data[2] & 0x80) != 0x00))
1027                                 clear = 0;
1028                         if (clear)
1029                         {
1030                                 m_buffer.clear();
1031 #ifdef CA_REPLY_DEBUG
1032                                 eDebug("clear buffer");
1033 #endif
1034                         }
1035 #ifdef CA_REPLY_DEBUG
1036                         eDebug("Put to buffer:");
1037                         for (int i=0; i < len; ++i)
1038                                 eDebugNoNewLine("%02x ", data[i]);
1039                         eDebug("\n--------");
1040 #endif
1041                         m_buffer.write( data, len );
1042
1043                         while ( m_buffer.size() >= (3 + MIN_LENGTH_BYTES) )
1044                         {
1045                                 unsigned char tmp[3+MAX_LENGTH_BYTES];
1046                                 m_buffer.peek(tmp, 3+MIN_LENGTH_BYTES);
1047                                 if (((tmp[0] & 0xFF) != 0x9f) || ((tmp[1] & 0x80) != 0x80) || ((tmp[2] & 0x80) != 0x00))
1048                                 {
1049                                         m_buffer.skip(1);
1050 #ifdef CA_REPLY_DEBUG
1051                                         eDebug("skip %02x", tmp[0]);
1052 #endif
1053                                         continue;
1054                                 }
1055                                 if (tmp[3] & 0x80)
1056                                 {
1057                                         int peekLength = (tmp[3] & 0x7f) + 4;
1058                                         if (m_buffer.size() < peekLength)
1059                                                 continue;
1060                                         m_buffer.peek(tmp, peekLength);
1061                                 }
1062                                 int size=0;
1063                                 int LengthBytes=eDVBCISession::parseLengthField(tmp+3, size);
1064                                 int messageLength = 3+LengthBytes+size;
1065                                 if ( m_buffer.size() >= messageLength )
1066                                 {
1067                                         unsigned char dest[messageLength];
1068                                         m_buffer.read(dest, messageLength);
1069 #ifdef CA_REPLY_DEBUG
1070                                         eDebug("dump ca reply:");
1071                                         for (int i=0; i < messageLength; ++i)
1072                                                 eDebugNoNewLine("%02x ", dest[i]);
1073                                         eDebug("\n--------");
1074 #endif
1075 //                                      /*emit*/ mmi_progress(0, dest, (const void*)(dest+3+LengthBytes), messageLength-3-LengthBytes);
1076                                 }
1077                         }
1078                 }
1079         }
1080         if (what & eSocketNotifier::Hungup) {
1081                 /*eDebug("[eDVBCAService] connection closed")*/;
1082                 m_sendstate=1;
1083                 sendCAPMT();
1084         }
1085         if (what & eSocketNotifier::Error)
1086                 eDebug("[eDVBCAService] connection error");
1087 }
1088
1089 void eDVBCAService::Connect()
1090 {
1091         m_sn=0;
1092         memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
1093         m_servaddr.sun_family = AF_UNIX;
1094         strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
1095         m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
1096         m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
1097         if (m_sock != -1)
1098         {
1099                 if (!connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen))
1100                 {
1101                         int val=1;
1102                         fcntl(m_sock, F_SETFL, O_NONBLOCK);
1103                         setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
1104                         m_sn = eSocketNotifier::create(eApp, m_sock,
1105                                 eSocketNotifier::Read|eSocketNotifier::Priority|eSocketNotifier::Error|eSocketNotifier::Hungup);
1106                         CONNECT(m_sn->activated, eDVBCAService::socketCB);
1107
1108                 }
1109 //              else
1110 //                      eDebug("[eDVBCAService] connect failed %m");
1111         }
1112         else
1113                 eDebug("[eDVBCAService] create socket failed %m");
1114 }
1115
1116 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
1117 {
1118         if (!ptr)
1119                 return;
1120
1121         eDVBTableSpec table_spec;
1122         ptr->getSpec(table_spec);
1123
1124         int pmtpid = table_spec.pid,
1125                 pmt_version = table_spec.version;
1126
1127         uint8_t demux_mask = 0;
1128         int data_demux = -1;
1129
1130         int iter=0, max_demux_slots = sizeof(m_used_demux);
1131         while ( iter < max_demux_slots )
1132         {
1133                 if ( m_used_demux[iter] != 0xFF )
1134                 {
1135                         if ( m_used_demux[iter] > data_demux )
1136                                 data_demux = m_used_demux[iter];
1137                         demux_mask |= (1 << m_used_demux[iter]);
1138                 }
1139                 ++iter;
1140         }
1141
1142         if ( data_demux == -1 )
1143         {
1144                 eDebug("[eDVBCAService] no data demux found for service %s", m_service.toString().c_str() );
1145                 return;
1146         }
1147
1148         eDebug("demux %d mask %02x prevhash %08x", data_demux, demux_mask, m_prev_build_hash);
1149
1150         unsigned int build_hash = ( pmtpid << 16);
1151         build_hash |= (demux_mask << 8);
1152         build_hash |= (pmt_version&0xFF);
1153
1154         if ( build_hash == m_prev_build_hash )
1155         {
1156                 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
1157                 return;
1158         }
1159
1160         std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
1161         if ( i != ptr->getSections().end() )
1162         {
1163                 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
1164
1165                 while( i != ptr->getSections().end() )
1166                 {
1167 //                      eDebug("append");
1168                         capmt.append(*i++);
1169                 }
1170
1171                 // add our private descriptors to capmt
1172                 uint8_t tmp[10];
1173
1174                 tmp[0]=0x84;  // pmt pid
1175                 tmp[1]=0x02;
1176                 tmp[2]=pmtpid>>8;
1177                 tmp[3]=pmtpid&0xFF;
1178                 capmt.injectDescriptor(tmp, false);
1179
1180                 tmp[0] = 0x82; // demux
1181                 tmp[1] = 0x02;
1182                 tmp[2] = demux_mask;    // descramble bitmask
1183                 tmp[3] = data_demux&0xFF; // read section data from demux number
1184                 capmt.injectDescriptor(tmp, false);
1185
1186                 tmp[0] = 0x81; // dvbnamespace
1187                 tmp[1] = 0x08;
1188                 tmp[2] = m_service.getDVBNamespace().get()>>24;
1189                 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
1190                 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
1191                 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
1192                 tmp[6]=m_service.getTransportStreamID().get()>>8;
1193                 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
1194                 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
1195                 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
1196                 capmt.injectDescriptor(tmp, false);
1197
1198                 capmt.writeToBuffer(m_capmt);
1199         }
1200
1201         m_prev_build_hash = build_hash;
1202
1203         if ( m_sendstate != 0xFFFFFFFF )
1204                 m_sendstate=0;
1205         sendCAPMT();
1206 }
1207
1208 void eDVBCAService::sendCAPMT()
1209 {
1210         if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
1211         {
1212                 ::close(m_sock);
1213                 Connect();
1214         }
1215
1216         int wp=0;
1217         if ( m_capmt[3] & 0x80 )
1218         {
1219                 int i=0;
1220                 int lenbytes = m_capmt[3] & ~0x80;
1221                 while(i < lenbytes)
1222                         wp = (wp << 8) | m_capmt[4 + i++];
1223                 wp+=4;
1224                 wp+=lenbytes;
1225         }
1226         else
1227         {
1228                 wp = m_capmt[3];
1229                 wp+=4;
1230         }
1231
1232         if ( write(m_sock, m_capmt, wp) == wp )
1233         {
1234                 m_sendstate=0xFFFFFFFF;
1235                 eDebug("[eDVBCAService] send %d bytes",wp);
1236                 eDVBChannelID chid;
1237                 m_service.getChannelID(chid);
1238                 channel_data *data = getChannelData(chid);
1239                 if (data)
1240                 {
1241                         int lenbytes = m_capmt[3] & 0x80 ? m_capmt[3] & ~0x80 : 0;
1242                         data->m_dataDemux = m_capmt[24+lenbytes];
1243                 }
1244 #if 1
1245                 for(int i=0;i<wp;i++)
1246                         eDebugNoNewLine("%02x ", m_capmt[i]);
1247                 eDebug("");
1248 #endif
1249         }
1250         else
1251         {
1252                 switch(m_sendstate)
1253                 {
1254                         case 0xFFFFFFFF:
1255                                 ++m_sendstate;
1256                                 m_retryTimer->start(0,true);
1257 //                              eDebug("[eDVBCAService] send failed .. immediate retry");
1258                                 break;
1259                         default:
1260                                 m_retryTimer->start(5000,true);
1261 //                              eDebug("[eDVBCAService] send failed .. retry in 5 sec");
1262                                 break;
1263                 }
1264                 ++m_sendstate;
1265         }
1266 }
1267
1268 static PyObject *createTuple(int pid, const char *type)
1269 {
1270         PyObject *r = PyTuple_New(2);
1271         PyTuple_SET_ITEM(r, 0, PyInt_FromLong(pid));
1272         PyTuple_SET_ITEM(r, 1, PyString_FromString(type));
1273         return r;
1274 }
1275
1276 static inline void PyList_AppendSteal(PyObject *list, PyObject *item)
1277 {
1278         PyList_Append(list, item);
1279         Py_DECREF(item);
1280 }
1281
1282 extern void PutToDict(ePyObject &dict, const char*key, ePyObject item); // defined in dvb/frontend.cpp
1283
1284 PyObject *eDVBServicePMTHandler::program::createPythonObject()
1285 {
1286         ePyObject r = PyDict_New();
1287         ePyObject l = PyList_New(0);
1288
1289         PyList_AppendSteal(l, createTuple(0, "pat"));
1290
1291         if (pmtPid != -1)
1292                 PyList_AppendSteal(l, createTuple(pmtPid, "pmt"));
1293
1294         for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
1295                         i(videoStreams.begin());
1296                         i != videoStreams.end(); ++i)
1297                 PyList_AppendSteal(l, createTuple(i->pid, "video"));
1298
1299         for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
1300                         i(audioStreams.begin());
1301                         i != audioStreams.end(); ++i)
1302                 PyList_AppendSteal(l, createTuple(i->pid, "audio"));
1303
1304         for (std::vector<eDVBServicePMTHandler::subtitleStream>::const_iterator
1305                         i(subtitleStreams.begin());
1306                         i != subtitleStreams.end(); ++i)
1307                 PyList_AppendSteal(l, createTuple(i->pid, "subtitle"));
1308
1309         PyList_AppendSteal(l, createTuple(pcrPid, "pcr"));
1310
1311         if (textPid != -1)
1312                 PyList_AppendSteal(l, createTuple(textPid, "text"));
1313
1314         PutToDict(r, "pids", l);
1315
1316         return r;
1317 }