1 #include <lib/base/eerror.h>
2 #include <lib/dvb/pmt.h>
3 #include <lib/dvb/specs.h>
4 #include <lib/dvb/dvb.h>
5 #include <lib/dvb/metaparser.h>
6 #include <lib/dvb_ci/dvbci.h>
7 #include <lib/dvb/epgcache.h>
8 #include <lib/dvb/scan.h>
9 #include <dvbsi++/ca_descriptor.h>
10 #include <dvbsi++/ca_program_map_section.h>
11 #include <dvbsi++/teletext_descriptor.h>
12 #include <dvbsi++/descriptor_tag.h>
13 #include <dvbsi++/iso639_language_descriptor.h>
14 #include <dvbsi++/stream_identifier_descriptor.h>
15 #include <dvbsi++/subtitling_descriptor.h>
16 #include <dvbsi++/teletext_descriptor.h>
17 #include <lib/base/nconfig.h> // access to python config
19 eDVBServicePMTHandler::eDVBServicePMTHandler()
20 :m_ca_servicePtr(0), m_dvb_scan(0), m_decode_demux_num(0xFF)
22 m_use_decode_demux = 0;
24 eDVBResourceManager::getInstance(m_resourceManager);
25 CONNECT(m_PMT.tableReady, eDVBServicePMTHandler::PMTready);
26 CONNECT(m_PAT.tableReady, eDVBServicePMTHandler::PATready);
29 eDVBServicePMTHandler::~eDVBServicePMTHandler()
34 void eDVBServicePMTHandler::channelStateChanged(iDVBChannel *channel)
37 channel->getState(state);
39 if ((m_last_channel_state != iDVBChannel::state_ok)
40 && (state == iDVBChannel::state_ok) && (!m_demux))
43 if (m_channel->getDemux(m_demux, (!m_use_decode_demux) ? 0 : iDVBChannel::capDecode))
44 eDebug("Allocating %s-decoding a demux for now tuned-in channel failed.", m_use_decode_demux ? "" : "non-");
46 serviceEvent(eventTuned);
50 eDebug("ok ... now we start!!");
53 m_PAT.begin(eApp, eDVBPATSpec(), m_demux);
55 m_PMT.begin(eApp, eDVBPMTSpec(m_pmt_pid, m_reference.getServiceID().get()), m_demux);
57 if ( m_service && !m_service->cacheEmpty() )
58 serviceEvent(eventNewProgramInfo);
60 } else if ((m_last_channel_state != iDVBChannel::state_failed) &&
61 (state == iDVBChannel::state_failed))
63 eDebug("tune failed.");
64 serviceEvent(eventTuneFailed);
68 void eDVBServicePMTHandler::channelEvent(iDVBChannel *channel, int event)
72 case iDVBChannel::evtEOF:
73 serviceEvent(eventEOF);
75 case iDVBChannel::evtSOF:
76 serviceEvent(eventSOF);
83 void eDVBServicePMTHandler::PMTready(int error)
86 serviceEvent(eventNoPMT);
89 m_have_cached_program = false;
90 serviceEvent(eventNewProgramInfo);
91 if (!m_pvr_channel) // don't send campmt to camd.socket for playbacked services
93 eEPGCache::getInstance()->PMTready(this);
96 int demuxes[2] = {0,0};
98 m_demux->getCADemuxID(tmp);
100 if (m_decode_demux_num != 0xFF)
101 demuxes[1]=m_decode_demux_num;
103 demuxes[1]=demuxes[0];
104 eDVBCAService::register_service(m_reference, demuxes, m_ca_servicePtr);
105 eDVBCIInterfaces::getInstance()->recheckPMTHandlers();
107 eDVBCIInterfaces::getInstance()->gotPMT(this);
111 ePtr<eTable<ProgramMapSection> > ptr;
112 if (!m_PMT.getCurrent(ptr))
113 m_ca_servicePtr->buildCAPMT(ptr);
115 eDebug("eDVBServicePMTHandler cannot call buildCAPMT");
120 void eDVBServicePMTHandler::PATready(int)
122 ePtr<eTable<ProgramAssociationSection> > ptr;
123 if (!m_PAT.getCurrent(ptr))
126 std::vector<ProgramAssociationSection*>::const_iterator i;
127 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
129 const ProgramAssociationSection &pat = **i;
130 ProgramAssociationConstIterator program;
131 for (program = pat.getPrograms()->begin(); program != pat.getPrograms()->end(); ++program)
132 if (eServiceID((*program)->getProgramNumber()) == m_reference.getServiceID())
133 pmtpid = (*program)->getProgramMapPid();
136 serviceEvent(eventNoPATEntry);
138 m_PMT.begin(eApp, eDVBPMTSpec(pmtpid, m_reference.getServiceID().get()), m_demux);
140 serviceEvent(eventNoPAT);
143 PyObject *eDVBServicePMTHandler::getCaIds()
149 if ( !getProgramInfo(prog) )
151 int cnt=prog.caids.size();
155 std::set<uint16_t>::iterator it(prog.caids.begin());
157 PyList_SET_ITEM(ret, cnt, PyInt_FromLong(*it++));
161 return ret ? (PyObject*)ret : (PyObject*)PyList_New(0);
164 int eDVBServicePMTHandler::getProgramInfo(struct program &program)
166 ePtr<eTable<ProgramMapSection> > ptr;
167 int cached_apid_ac3 = -1;
168 int cached_apid_mpeg = -1;
169 int cached_vpid = -1;
170 int cached_tpid = -1;
173 program.videoStreams.clear();
174 program.audioStreams.clear();
177 program.textPid = -1;
180 program.defaultAudioStream = 0;
182 if ( m_service && !m_service->cacheEmpty() )
184 cached_vpid = m_service->getCacheEntry(eDVBService::cVPID);
185 cached_apid_mpeg = m_service->getCacheEntry(eDVBService::cAPID);
186 cached_apid_ac3 = m_service->getCacheEntry(eDVBService::cAC3PID);
187 cached_tpid = m_service->getCacheEntry(eDVBService::cTPID);
190 if ( ((m_service && m_service->usePMT()) || !m_service) && !m_PMT.getCurrent(ptr))
192 if (m_have_cached_program)
194 program = m_cached_program;
199 eDVBTableSpec table_spec;
200 ptr->getSpec(table_spec);
201 program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
202 std::vector<ProgramMapSection*>::const_iterator i;
203 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
205 const ProgramMapSection &pmt = **i;
206 program.pcrPid = pmt.getPcrPid();
208 ElementaryStreamInfoConstIterator es;
209 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
211 int isaudio = 0, isvideo = 0;
214 audio.component_tag=video.component_tag=-1;
215 video.type = videoStream::vtMPEG2;
217 switch ((*es)->getType())
219 case 0x1b: // AVC Video Stream (MPEG4 H264)
220 video.type = videoStream::vtMPEG4_H264;
221 case 0x01: // MPEG 1 video
222 case 0x02: // MPEG 2 video
224 //break; fall through !!!
225 case 0x03: // MPEG 1 audio
226 case 0x04: // MPEG 2 audio:
230 audio.type = audioStream::atMPEG;
232 //break; fall through !!!
233 case 0x06: // PES Private
234 /* PES private can contain AC-3, DTS or lots of other stuff.
235 check descriptors to get the exact type. */
236 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
237 desc != (*es)->getDescriptors()->end(); ++desc)
239 switch ((*desc)->getTag())
241 case SUBTITLING_DESCRIPTOR:
243 SubtitlingDescriptor *d = (SubtitlingDescriptor*)(*desc);
244 const SubtitlingList *list = d->getSubtitlings();
246 s.pid = (*es)->getPid();
247 for (SubtitlingConstIterator it(list->begin()); it != list->end(); ++it)
249 s.subtitling_type = (*it)->getSubtitlingType();
250 s.composition_page_id = (*it)->getCompositionPageId();
251 s.ancillary_page_id = (*it)->getAncillaryPageId();
252 s.language_code = (*it)->getIso639LanguageCode();
253 // eDebug("add dvb subtitle %s PID %04x, type %d, composition page %d, ancillary_page %d",
254 // s.language_code.c_str(), s.pid, s.subtitling_type, s.composition_page_id, s.ancillary_page_id);
255 program.subtitleStreams.push_back(s);
259 case TELETEXT_DESCRIPTOR:
260 if ( program.textPid == -1 || (*es)->getPid() == cached_tpid )
263 s.subtitling_type = 0x01; // EBU TELETEXT SUBTITLES
264 s.pid = program.textPid = (*es)->getPid();
265 TeletextDescriptor *d = (TeletextDescriptor*)(*desc);
266 const VbiTeletextList *list = d->getVbiTeletexts();
267 for (VbiTeletextConstIterator it(list->begin()); it != list->end(); ++it)
269 switch((*it)->getTeletextType())
271 case 0x02: // Teletext subtitle page
272 case 0x05: // Teletext subtitle page for hearing impaired pepople
273 s.language_code = (*it)->getIso639LanguageCode();
274 s.teletext_page_number = (*it)->getTeletextPageNumber();
275 s.teletext_magazine_number = (*it)->getTeletextMagazineNumber();
276 // eDebug("add teletext subtitle %s PID %04x, page number %d, magazine number %d",
277 // s.language_code.c_str(), s.pid, s.teletext_page_number, s.teletext_magazine_number);
278 program.subtitleStreams.push_back(s);
286 audio.type = audioStream::atDTS;
290 audio.type = audioStream::atAAC;
294 audio.type = audioStream::atAC3;
296 case ISO_639_LANGUAGE_DESCRIPTOR:
299 const Iso639LanguageList *languages = ((Iso639LanguageDescriptor*)*desc)->getIso639Languages();
300 /* use last language code */
301 for (Iso639LanguageConstIterator i(languages->begin()); i != languages->end(); ++i)
302 audio.language_code = (*i)->getIso639LanguageCode();
305 case STREAM_IDENTIFIER_DESCRIPTOR:
306 audio.component_tag =
307 video.component_tag =
308 ((StreamIdentifierDescriptor*)*desc)->getComponentTag();
312 CaDescriptor *descr = (CaDescriptor*)(*desc);
313 program.caids.insert(descr->getCaSystemId());
322 audio.pid = (*es)->getPid();
324 /* if we find the cached pids, this will be our default stream */
325 if (audio.pid == cached_apid_ac3 || audio.pid == cached_apid_mpeg)
326 program.defaultAudioStream = program.audioStreams.size();
328 /* also, we need to know the first non-mpeg (i.e. "ac3"/dts/...) stream */
329 if ((audio.type != audioStream::atMPEG) && ((first_ac3 == -1) || (audio.pid == cached_apid_ac3)))
330 first_ac3 = program.audioStreams.size();
332 program.audioStreams.push_back(audio);
336 video.pid = (*es)->getPid();
337 if ( !program.videoStreams.empty() && video.pid == cached_vpid )
339 program.videoStreams.push_back(program.videoStreams[0]);
340 program.videoStreams[0] = video;
343 program.videoStreams.push_back(video);
348 for (DescriptorConstIterator desc = pmt.getDescriptors()->begin();
349 desc != pmt.getDescriptors()->end(); ++desc)
351 if ((*desc)->getTag() == CA_DESCRIPTOR)
353 CaDescriptor *descr = (CaDescriptor*)(*desc);
354 program.caids.insert(descr->getCaSystemId());
361 /* finally some fixup: if our default audio stream is an MPEG audio stream,
362 and we have 'defaultac3' set, use the first available ac3 stream instead.
363 (note: if an ac3 audio stream was selected before, this will be also stored
364 in 'fisrt_ac3', so we don't need to worry. */
365 bool defaultac3 = false;
366 std::string default_ac3;
368 if (!ePythonConfigQuery::getConfigValue("config.av.defaultac3", default_ac3))
369 defaultac3 = default_ac3 == "True";
371 if (defaultac3 && (first_ac3 != -1))
372 program.defaultAudioStream = first_ac3;
374 m_cached_program = program;
375 m_have_cached_program = true;
377 } else if ( m_service && !m_service->cacheEmpty() )
379 int cached_pcrpid = m_service->getCacheEntry(eDVBService::cPCRPID),
380 vpidtype = m_service->getCacheEntry(eDVBService::cVTYPE),
382 if ( vpidtype == -1 )
383 vpidtype = videoStream::vtMPEG2;
384 if ( cached_vpid != -1 )
389 program.videoStreams.push_back(s);
392 if ( cached_apid_ac3 != -1 )
395 s.type = audioStream::atAC3;
396 s.pid = cached_apid_ac3;
397 program.audioStreams.push_back(s);
400 if ( cached_apid_mpeg != -1 )
403 s.type = audioStream::atMPEG;
404 s.pid = cached_apid_mpeg;
405 program.audioStreams.push_back(s);
408 if ( cached_pcrpid != -1 )
411 program.pcrPid = cached_pcrpid;
413 if ( cached_tpid != -1 )
416 program.textPid = cached_tpid;
418 CAID_LIST &caids = m_service->m_ca;
419 for (CAID_LIST::iterator it(caids.begin()); it != caids.end(); ++it)
420 program.caids.insert(*it);
427 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
436 int eDVBServicePMTHandler::getDataDemux(ePtr<iDVBDemux> &demux)
445 int eDVBServicePMTHandler::getDecodeDemux(ePtr<iDVBDemux> &demux)
448 /* if we're using the decoding demux as data source
449 (for example in pvr playbacks), return that one. */
450 if (m_use_decode_demux)
456 ASSERT(m_channel); /* calling without a previous ::tune is certainly bad. */
458 ret = m_channel->getDemux(demux, iDVBChannel::capDecode);
460 demux->getCADemuxID(m_decode_demux_num);
465 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
467 pvr_channel = m_pvr_channel;
474 void eDVBServicePMTHandler::SDTScanEvent(int event)
478 case eDVBScan::evtFinish:
480 ePtr<iDVBChannelList> db;
481 if (m_resourceManager->getChannelList(db) != 0)
482 eDebug("no channel list");
485 m_dvb_scan->insertInto(db, true);
486 eDebug("sdt update done!");
496 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *cue)
501 m_use_decode_demux = use_decode_demux;
503 /* is this a normal (non PVR) channel? */
504 if (ref.path.empty())
507 ref.getChannelID(chid);
508 res = m_resourceManager->allocateChannel(chid, m_channel);
509 eDebug("allocate Channel: res %d", res);
511 ePtr<iDVBChannelList> db;
512 if (!m_resourceManager->getChannelList(db))
513 db->getService((eServiceReferenceDVB&)m_reference, m_service);
516 eDVBCIInterfaces::getInstance()->addPMTHandler(this);
519 eDVBMetaParser parser;
521 int ret=parser.parseFile(ref.path);
522 if (ret || !parser.m_ref.getServiceID().get() /* incorrect sid in meta file or recordings.epl*/ )
524 eWarning("no .meta file found, trying to find PMT pid");
526 if (tstools.openFile(ref.path.c_str()))
527 eWarning("failed to open file");
530 int service_id, pmt_pid;
531 if (!tstools.findPMT(pmt_pid, service_id))
533 eDebug("PMT pid found on pid %04x, service id %d", pmt_pid, service_id);
534 m_reference.setServiceID(service_id);
539 m_reference = parser.m_ref;
543 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
545 eDebug("allocatePVRChannel failed!\n");
546 m_channel = m_pvr_channel;
551 m_channel->connectStateChange(
552 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
553 m_channelStateChanged_connection);
554 m_last_channel_state = -1;
555 channelStateChanged(m_channel);
557 m_channel->connectEvent(
558 slot(*this, &eDVBServicePMTHandler::channelEvent),
559 m_channelEvent_connection);
561 if (ref.path.empty())
564 m_dvb_scan = new eDVBScan(m_channel, false, false);
565 m_dvb_scan->connectEvent(slot(*this, &eDVBServicePMTHandler::SDTScanEvent), m_scan_event_connection);
569 if (res == eDVBResourceManager::errAllSourcesBusy)
570 serviceEvent(eventNoResources);
571 else /* errChidNotFound, errNoChannelList, errChannelNotInList, errNoSourceFound */
572 serviceEvent(eventMisconfiguration);
578 m_pvr_channel->setCueSheet(cue);
579 m_pvr_channel->playFile(ref.path.c_str());
585 void eDVBServicePMTHandler::free()
592 int demuxes[2] = {0,0};
594 m_demux->getCADemuxID(tmp);
596 if (m_decode_demux_num != 0xFF)
597 demuxes[1]=m_decode_demux_num;
599 demuxes[1]=demuxes[0];
600 ePtr<eTable<ProgramMapSection> > ptr;
601 m_PMT.getCurrent(ptr);
602 eDVBCAService::unregister_service(m_reference, demuxes, ptr);
607 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
611 m_pvr_channel->stopFile();
612 m_pvr_channel->setCueSheet(0);
622 CAServiceMap eDVBCAService::exist;
623 ChannelMap eDVBCAService::exist_channels;
624 ePtr<eConnection> eDVBCAService::m_chanAddedConn;
626 eDVBCAService::eDVBCAService()
627 :m_sn(0), m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eApp)
629 memset(m_used_demux, 0xFF, sizeof(m_used_demux));
630 CONNECT(m_retryTimer.timeout, eDVBCAService::sendCAPMT);
634 eDVBCAService::~eDVBCAService()
636 eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
641 // begin static methods
642 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice )
644 CAServiceMap::iterator it = exist.find(ref);
645 if ( it != exist.end() )
646 caservice = it->second;
649 caservice = (exist[ref]=new eDVBCAService());
650 caservice->m_service = ref;
651 eDebug("[eDVBCAService] new service %s", ref.toString().c_str() );
654 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
655 for (int i=0; i < loops; ++i)
657 // search free demux entry
658 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
660 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
663 if ( iter < max_demux_slots )
665 caservice->m_used_demux[iter] = demux_nums[i] & 0xFF;
666 eDebug("[eDVBCAService] add demux %d to slot %d service %s", caservice->m_used_demux[iter], iter, ref.toString().c_str());
670 eDebug("[eDVBCAService] no more demux slots free for service %s!!", ref.toString().c_str());
677 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr )
679 CAServiceMap::iterator it = exist.find(ref);
680 if ( it == exist.end() )
682 eDebug("[eDVBCAService] try to unregister non registered %s", ref.toString().c_str());
687 eDVBCAService *caservice = it->second;
688 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
689 for (int i=0; i < loops; ++i)
693 used_demux_slots = 0,
694 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
695 while ( iter < max_demux_slots )
697 if ( caservice->m_used_demux[iter] != 0xFF )
699 if ( !freed && caservice->m_used_demux[iter] == demux_nums[i] )
701 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
702 caservice->m_used_demux[iter] = 0xFF;
711 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_nums[i]);
714 if (!used_demux_slots) // no more used.. so we remove it
722 it->second->buildCAPMT(ptr);
724 eDebug("[eDVBCAService] can not send updated demux info");
732 void eDVBCAService::registerChannelCallback(eDVBResourceManager *res_mgr)
734 res_mgr->connectChannelAdded(slot(&DVBChannelAdded), m_chanAddedConn);
737 void eDVBCAService::DVBChannelAdded(eDVBChannel *chan)
741 eDebug("[eDVBCAService] new channel %p!", chan);
742 channel_data *data = new channel_data();
743 data->m_channel = chan;
744 data->m_prevChannelState = -1;
745 data->m_dataDemux = -1;
746 exist_channels[chan] = data;
747 chan->connectStateChange(slot(&DVBChannelStateChanged), data->m_stateChangedConn);
751 void eDVBCAService::DVBChannelStateChanged(iDVBChannel *chan)
753 ChannelMap::iterator it =
754 exist_channels.find(chan);
755 if ( it != exist_channels.end() )
758 chan->getState(state);
759 if ( it->second->m_prevChannelState != state )
763 case iDVBChannel::state_ok:
765 eDebug("[eDVBCAService] channel %p running", chan);
768 case iDVBChannel::state_release:
770 eDebug("[eDVBCAService] remove channel %p", chan);
771 unsigned char msg[8] = { 0x9f,0x80,0x3f,0x04,0x83,0x02,0x00,0x00 };
772 msg[7] = it->second->m_dataDemux & 0xFF;
774 struct sockaddr_un servaddr;
775 memset(&servaddr, 0, sizeof(struct sockaddr_un));
776 servaddr.sun_family = AF_UNIX;
777 strcpy(servaddr.sun_path, "/tmp/camd.socket");
778 clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
779 sock = socket(PF_UNIX, SOCK_STREAM, 0);
782 connect(sock, (struct sockaddr *) &servaddr, clilen);
783 fcntl(sock, F_SETFL, O_NONBLOCK);
785 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
786 if (write(sock, msg, 8) != 8)
787 eDebug("[eDVBCAService] write leave transponder failed!!");
790 exist_channels.erase(it);
795 default: // ignore all other events
799 it->second->m_prevChannelState = state;
804 channel_data *eDVBCAService::getChannelData(eDVBChannelID &chid)
806 for (ChannelMap::iterator it(exist_channels.begin()); it != exist_channels.end(); ++it)
808 if (chid == it->second->m_channel->getChannelID())
813 // end static methods
815 void eDVBCAService::socketCB(int what)
817 if (what & eSocketNotifier::Read)
818 /*eDebug("[eDVBCAService] data to read\n")*/;
819 if (what & eSocketNotifier::Priority)
820 /*eDebug("[eDVBCAService] priority data to read\n")*/;
821 if (what & eSocketNotifier::Hungup) {
822 /*eDebug("[eDVBCAService] connection closed\n")*/;
826 if (what & eSocketNotifier::Error)
827 /*eDebug("[eDVBCAService] connection error\n")*/;
830 void eDVBCAService::Connect()
836 memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
837 m_servaddr.sun_family = AF_UNIX;
838 strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
839 m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
840 m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
843 if (!connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen))
846 fcntl(m_sock, F_SETFL, O_NONBLOCK);
847 setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
848 m_sn = new eSocketNotifier(eApp, m_sock,
849 eSocketNotifier::Read|eSocketNotifier::Priority|eSocketNotifier::Error|eSocketNotifier::Hungup);
850 CONNECT(m_sn->activated, eDVBCAService::socketCB);
854 // eDebug("[eDVBCAService] connect failed %m");
857 eDebug("[eDVBCAService] create socket failed %m");
860 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
865 eDVBTableSpec table_spec;
866 ptr->getSpec(table_spec);
868 int pmtpid = table_spec.pid,
869 pmt_version = table_spec.version;
871 uint8_t demux_mask = 0;
874 int iter=0, max_demux_slots = sizeof(m_used_demux);
875 while ( iter < max_demux_slots )
877 if ( m_used_demux[iter] != 0xFF )
879 if ( m_used_demux[iter] > data_demux )
880 data_demux = m_used_demux[iter];
881 demux_mask |= (1 << m_used_demux[iter]);
886 if ( data_demux == -1 )
888 eDebug("[eDVBCAService] no data demux found for service %s", m_service.toString().c_str() );
892 eDebug("demux %d mask %02x prevhash %08x", data_demux, demux_mask, m_prev_build_hash);
894 unsigned int build_hash = ( pmtpid << 16);
895 build_hash |= (demux_mask << 8);
896 build_hash |= (pmt_version&0xFF);
898 if ( build_hash == m_prev_build_hash )
900 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
904 std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
905 if ( i != ptr->getSections().end() )
907 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
909 while( i != ptr->getSections().end() )
915 // add our private descriptors to capmt
918 tmp[0]=0x84; // pmt pid
922 capmt.injectDescriptor(tmp, false);
924 tmp[0] = 0x82; // demux
926 tmp[2] = demux_mask; // descramble bitmask
927 tmp[3] = data_demux&0xFF; // read section data from demux number
928 capmt.injectDescriptor(tmp, false);
930 tmp[0] = 0x81; // dvbnamespace
932 tmp[2] = m_service.getDVBNamespace().get()>>24;
933 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
934 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
935 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
936 tmp[6]=m_service.getTransportStreamID().get()>>8;
937 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
938 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
939 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
940 capmt.injectDescriptor(tmp, false);
942 capmt.writeToBuffer(m_capmt);
945 m_prev_build_hash = build_hash;
947 if ( m_sendstate != 0xFFFFFFFF )
952 void eDVBCAService::sendCAPMT()
954 if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
961 if ( m_capmt[3] & 0x80 )
964 int lenbytes = m_capmt[3] & ~0x80;
966 wp = (wp << 8) | m_capmt[4 + i++];
976 if ( write(m_sock, m_capmt, wp) == wp )
978 m_sendstate=0xFFFFFFFF;
979 eDebug("[eDVBCAService] send %d bytes",wp);
981 m_service.getChannelID(chid);
982 channel_data *data = getChannelData(chid);
985 int lenbytes = m_capmt[3] & 0x80 ? m_capmt[3] & ~0x80 : 0;
986 data->m_dataDemux = m_capmt[24+lenbytes];
989 for(int i=0;i<wp;i++)
990 eDebugNoNewLine("%02x ", m_capmt[i]);
1000 m_retryTimer.start(0,true);
1001 // eDebug("[eDVBCAService] send failed .. immediate retry");
1004 m_retryTimer.start(5000,true);
1005 // eDebug("[eDVBCAService] send failed .. retry in 5 sec");
1012 static PyObject *createTuple(int pid, const char *type)
1014 PyObject *r = PyTuple_New(2);
1015 PyTuple_SetItem(r, 0, PyInt_FromLong(pid));
1016 PyTuple_SetItem(r, 1, PyString_FromString(type));
1020 static inline void PyList_AppendSteal(PyObject *list, PyObject *item)
1022 PyList_Append(list, item);
1026 PyObject *eDVBServicePMTHandler::program::createPythonObject()
1028 PyObject *r = PyDict_New();
1030 PyObject *l = PyList_New(0);
1032 PyList_AppendSteal(l, createTuple(0, "pat"));
1035 PyList_AppendSteal(l, createTuple(pmtPid, "pmt"));
1037 for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
1038 i(videoStreams.begin());
1039 i != videoStreams.end(); ++i)
1040 PyList_AppendSteal(l, createTuple(i->pid, "video"));
1042 for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
1043 i(audioStreams.begin());
1044 i != audioStreams.end(); ++i)
1045 PyList_AppendSteal(l, createTuple(i->pid, "audio"));
1047 for (std::vector<eDVBServicePMTHandler::subtitleStream>::const_iterator
1048 i(subtitleStreams.begin());
1049 i != subtitleStreams.end(); ++i)
1050 PyList_AppendSteal(l, createTuple(i->pid, "subtitle"));
1052 PyList_AppendSteal(l, createTuple(pcrPid, "pcr"));
1055 PyList_AppendSteal(l, createTuple(textPid, "text"));
1057 PyDict_SetItemString(r, "pids", l);