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>
21 eDVBServicePMTHandler::eDVBServicePMTHandler()
22 :m_ca_servicePtr(0), m_dvb_scan(0), m_decode_demux_num(0xFF)
24 m_use_decode_demux = 0;
26 eDVBResourceManager::getInstance(m_resourceManager);
27 CONNECT(m_PMT.tableReady, eDVBServicePMTHandler::PMTready);
28 CONNECT(m_PAT.tableReady, eDVBServicePMTHandler::PATready);
31 eDVBServicePMTHandler::~eDVBServicePMTHandler()
36 void eDVBServicePMTHandler::channelStateChanged(iDVBChannel *channel)
39 channel->getState(state);
41 if ((m_last_channel_state != iDVBChannel::state_ok)
42 && (state == iDVBChannel::state_ok) && (!m_demux))
45 if (m_channel->getDemux(m_demux, (!m_use_decode_demux) ? 0 : iDVBChannel::capDecode))
46 eDebug("Allocating %s-decoding a demux for now tuned-in channel failed.", m_use_decode_demux ? "" : "non-");
48 serviceEvent(eventTuned);
52 eDebug("ok ... now we start!!");
54 if (!m_service || m_service->usePMT())
57 m_PAT.begin(eApp, eDVBPATSpec(), m_demux);
59 m_PMT.begin(eApp, eDVBPMTSpec(m_pmt_pid, m_reference.getServiceID().get()), m_demux);
62 if ( m_service && !m_service->cacheEmpty() )
63 serviceEvent(eventNewProgramInfo);
65 } else if ((m_last_channel_state != iDVBChannel::state_failed) &&
66 (state == iDVBChannel::state_failed))
68 eDebug("tune failed.");
69 serviceEvent(eventTuneFailed);
73 void eDVBServicePMTHandler::channelEvent(iDVBChannel *channel, int event)
77 case iDVBChannel::evtEOF:
78 serviceEvent(eventEOF);
80 case iDVBChannel::evtSOF:
81 serviceEvent(eventSOF);
88 void eDVBServicePMTHandler::PMTready(int error)
91 serviceEvent(eventNoPMT);
94 m_have_cached_program = false;
95 serviceEvent(eventNewProgramInfo);
96 if (!m_pvr_channel) // don't send campmt to camd.socket for playbacked services
98 eEPGCache::getInstance()->PMTready(this);
101 int demuxes[2] = {0,0};
103 m_demux->getCADemuxID(tmp);
105 if (m_decode_demux_num != 0xFF)
106 demuxes[1]=m_decode_demux_num;
108 demuxes[1]=demuxes[0];
109 eDVBCAService::register_service(m_reference, demuxes, m_ca_servicePtr);
110 eDVBCIInterfaces::getInstance()->recheckPMTHandlers();
112 eDVBCIInterfaces::getInstance()->gotPMT(this);
116 ePtr<eTable<ProgramMapSection> > ptr;
117 if (!m_PMT.getCurrent(ptr))
118 m_ca_servicePtr->buildCAPMT(ptr);
120 eDebug("eDVBServicePMTHandler cannot call buildCAPMT");
125 void eDVBServicePMTHandler::PATready(int)
127 ePtr<eTable<ProgramAssociationSection> > ptr;
128 if (!m_PAT.getCurrent(ptr))
131 std::vector<ProgramAssociationSection*>::const_iterator i;
132 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
134 const ProgramAssociationSection &pat = **i;
135 ProgramAssociationConstIterator program;
136 for (program = pat.getPrograms()->begin(); program != pat.getPrograms()->end(); ++program)
137 if (eServiceID((*program)->getProgramNumber()) == m_reference.getServiceID())
138 pmtpid = (*program)->getProgramMapPid();
141 serviceEvent(eventNoPATEntry);
143 m_PMT.begin(eApp, eDVBPMTSpec(pmtpid, m_reference.getServiceID().get()), m_demux);
145 serviceEvent(eventNoPAT);
148 PyObject *eDVBServicePMTHandler::getCaIds()
154 if ( !getProgramInfo(prog) )
156 int cnt=prog.caids.size();
160 std::set<uint16_t>::iterator it(prog.caids.begin());
162 PyList_SET_ITEM(ret, cnt, PyInt_FromLong(*it++));
166 return ret ? (PyObject*)ret : (PyObject*)PyList_New(0);
169 int eDVBServicePMTHandler::getProgramInfo(struct program &program)
171 ePtr<eTable<ProgramMapSection> > ptr;
172 int cached_apid_ac3 = -1;
173 int cached_apid_mpeg = -1;
174 int cached_vpid = -1;
175 int cached_tpid = -1;
178 program.videoStreams.clear();
179 program.audioStreams.clear();
182 program.textPid = -1;
185 program.defaultAudioStream = 0;
187 if ( m_service && !m_service->cacheEmpty() )
189 cached_vpid = m_service->getCacheEntry(eDVBService::cVPID);
190 cached_apid_mpeg = m_service->getCacheEntry(eDVBService::cAPID);
191 cached_apid_ac3 = m_service->getCacheEntry(eDVBService::cAC3PID);
192 cached_tpid = m_service->getCacheEntry(eDVBService::cTPID);
195 if ( ((m_service && m_service->usePMT()) || !m_service) && !m_PMT.getCurrent(ptr))
197 if (m_have_cached_program)
199 program = m_cached_program;
204 eDVBTableSpec table_spec;
205 ptr->getSpec(table_spec);
206 program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
207 std::vector<ProgramMapSection*>::const_iterator i;
208 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
210 const ProgramMapSection &pmt = **i;
211 program.pcrPid = pmt.getPcrPid();
213 ElementaryStreamInfoConstIterator es;
214 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
216 int isaudio = 0, isvideo = 0;
219 audio.component_tag=video.component_tag=-1;
220 video.type = videoStream::vtMPEG2;
221 audio.type = audioStream::atMPEG;
223 switch ((*es)->getType())
225 case 0x1b: // AVC Video Stream (MPEG4 H264)
226 video.type = videoStream::vtMPEG4_H264;
228 //break; fall through !!!
229 case 0x10: // MPEG 4 Part 2
232 video.type = videoStream::vtMPEG4_Part2;
235 //break; fall through !!!
236 case 0x01: // MPEG 1 video
238 video.type = videoStream::vtMPEG1;
239 //break; fall through !!!
240 case 0x02: // MPEG 2 video
242 //break; fall through !!!
243 case 0x03: // MPEG 1 audio
244 case 0x04: // MPEG 2 audio:
247 //break; fall through !!!
248 case 0x0f: // MPEG 2 AAC
249 if (!isvideo && !isaudio)
252 audio.type = audioStream::atAAC;
254 //break; fall through !!!
255 case 0x11: // MPEG 4 AAC
256 if (!isvideo && !isaudio)
259 audio.type = audioStream::atAACHE;
261 case 0x80: // user private ... but blueray LPCM
262 if (!isvideo && !isaudio)
265 audio.type = audioStream::atLPCM;
267 case 0x81: // user private ... but blueray AC3
268 if (!isvideo && !isaudio)
271 audio.type = audioStream::atAC3;
273 case 0x82: // Blueray DTS (dvb user private...)
274 case 0xA2: // Blueray secondary DTS
275 if (!isvideo && !isaudio)
278 audio.type = audioStream::atDTS;
280 case 0x06: // PES Private
281 case 0xEA: // TS_PSI_ST_SMPTE_VC1
282 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
283 desc != (*es)->getDescriptors()->end(); ++desc)
285 uint8_t tag = (*desc)->getTag();
286 if (!isaudio && !isvideo)
288 /* PES private can contain AC-3, DTS or lots of other stuff.
289 check descriptors to get the exakt type. */
292 case AUDIO_STREAM_DESCRIPTOR:
295 case VIDEO_STREAM_DESCRIPTOR:
298 VideoStreamDescriptor *d = (VideoStreamDescriptor*)(*desc);
299 if (d->getMpeg1OnlyFlag())
300 video.type = videoStream::vtMPEG1;
303 case SUBTITLING_DESCRIPTOR:
305 SubtitlingDescriptor *d = (SubtitlingDescriptor*)(*desc);
306 const SubtitlingList *list = d->getSubtitlings();
308 s.pid = (*es)->getPid();
309 for (SubtitlingConstIterator it(list->begin()); it != list->end(); ++it)
311 s.subtitling_type = (*it)->getSubtitlingType();
312 switch(s.subtitling_type)
315 case 0x20 ... 0x23: // dvb subtitles
318 eDebug("dvb subtitle %s PID %04x with wrong subtitling type (%02x)... force 0x10!!",
319 s.language_code.c_str(), s.pid, s.subtitling_type);
320 s.subtitling_type = 0x10;
323 s.composition_page_id = (*it)->getCompositionPageId();
324 s.ancillary_page_id = (*it)->getAncillaryPageId();
325 s.language_code = (*it)->getIso639LanguageCode();
326 // eDebug("add dvb subtitle %s PID %04x, type %d, composition page %d, ancillary_page %d",
327 // s.language_code.c_str(), s.pid, s.subtitling_type, s.composition_page_id, s.ancillary_page_id);
328 program.subtitleStreams.push_back(s);
332 case TELETEXT_DESCRIPTOR:
333 if ( program.textPid == -1 || (*es)->getPid() == cached_tpid )
336 s.subtitling_type = 0x01; // EBU TELETEXT SUBTITLES
337 s.pid = program.textPid = (*es)->getPid();
338 TeletextDescriptor *d = (TeletextDescriptor*)(*desc);
339 const VbiTeletextList *list = d->getVbiTeletexts();
340 for (VbiTeletextConstIterator it(list->begin()); it != list->end(); ++it)
342 switch((*it)->getTeletextType())
344 case 0x02: // Teletext subtitle page
345 case 0x05: // Teletext subtitle page for hearing impaired pepople
346 s.language_code = (*it)->getIso639LanguageCode();
347 s.teletext_page_number = (*it)->getTeletextPageNumber();
348 s.teletext_magazine_number = (*it)->getTeletextMagazineNumber();
349 // eDebug("add teletext subtitle %s PID %04x, page number %d, magazine number %d",
350 // s.language_code.c_str(), s.pid, s.teletext_page_number, s.teletext_magazine_number);
351 program.subtitleStreams.push_back(s);
359 audio.type = audioStream::atDTS;
361 case 0x2B: // TS_PSI_DT_MPEG2_AAC
363 audio.type = audioStream::atAAC; // MPEG2-AAC
365 case 0x1C: // TS_PSI_DT_MPEG4_Audio
368 audio.type = audioStream::atAACHE; // MPEG4-AAC
372 audio.type = audioStream::atAC3;
374 case REGISTRATION_DESCRIPTOR: /* some services don't have a separate AC3 descriptor */
376 /* libdvbsi++ doesn't yet support this descriptor type, so work around. */
377 if ((*desc)->getLength() < 4)
379 unsigned char descr[6];
380 (*desc)->writeToBuffer(descr);
381 int format_identifier = (descr[2] << 24) | (descr[3] << 16) | (descr[4] << 8) | (descr[5]);
382 switch (format_identifier)
384 case 0x44545331 ... 0x44545333: // DTS1/DTS2/DTS3
386 audio.type = audioStream::atDTS;
388 case 0x41432d33: // == 'AC-3'
390 audio.type = audioStream::atAC3;
392 case 0x42535344: // == 'BSSD' (LPCM)
394 audio.type = audioStream::atLPCM;
396 case 0x56432d31: // == 'VC-1'
397 if (descr[6] == 0x01) // subdescriptor tag
399 if (descr[7] >= 0x90) // profile_level
400 video.type = videoStream::vtVC1; // advanced profile
402 video.type = videoStream::vtVC1_SM; // simple main
411 case 0x28: // TS_PSI_DT_AVC
413 video.type = videoStream::vtMPEG4_H264;
415 case 0x1B: // TS_PSI_DT_MPEG4_Video
417 video.type = videoStream::vtMPEG4_Part2;
425 case ISO_639_LANGUAGE_DESCRIPTOR:
429 const Iso639LanguageList *languages = ((Iso639LanguageDescriptor*)*desc)->getIso639Languages();
430 /* use last language code */
431 for (Iso639LanguageConstIterator i(languages->begin()); i != languages->end(); ++i, ++cnt)
434 audio.language_code = (*i)->getIso639LanguageCode();
436 audio.language_code += "/" + (*i)->getIso639LanguageCode();
440 case STREAM_IDENTIFIER_DESCRIPTOR:
441 audio.component_tag =
442 video.component_tag =
443 ((StreamIdentifierDescriptor*)*desc)->getComponentTag();
447 CaDescriptor *descr = (CaDescriptor*)(*desc);
448 program.caids.insert(descr->getCaSystemId());
459 audio.pid = (*es)->getPid();
461 /* if we find the cached pids, this will be our default stream */
462 if (audio.pid == cached_apid_ac3 || audio.pid == cached_apid_mpeg)
463 program.defaultAudioStream = program.audioStreams.size();
465 /* also, we need to know the first non-mpeg (i.e. "ac3"/dts/...) stream */
466 if ((audio.type != audioStream::atMPEG) && ((first_ac3 == -1) || (audio.pid == cached_apid_ac3)))
467 first_ac3 = program.audioStreams.size();
469 program.audioStreams.push_back(audio);
473 video.pid = (*es)->getPid();
474 if ( !program.videoStreams.empty() && video.pid == cached_vpid )
476 program.videoStreams.push_back(program.videoStreams[0]);
477 program.videoStreams[0] = video;
480 program.videoStreams.push_back(video);
485 for (DescriptorConstIterator desc = pmt.getDescriptors()->begin();
486 desc != pmt.getDescriptors()->end(); ++desc)
488 if ((*desc)->getTag() == CA_DESCRIPTOR)
490 CaDescriptor *descr = (CaDescriptor*)(*desc);
491 program.caids.insert(descr->getCaSystemId());
498 /* finally some fixup: if our default audio stream is an MPEG audio stream,
499 and we have 'defaultac3' set, use the first available ac3 stream instead.
500 (note: if an ac3 audio stream was selected before, this will be also stored
501 in 'fisrt_ac3', so we don't need to worry. */
502 bool defaultac3 = false;
503 std::string default_ac3;
505 if (!ePythonConfigQuery::getConfigValue("config.av.defaultac3", default_ac3))
506 defaultac3 = default_ac3 == "True";
508 if (defaultac3 && (first_ac3 != -1))
509 program.defaultAudioStream = first_ac3;
511 m_cached_program = program;
512 m_have_cached_program = true;
514 } else if ( m_service && !m_service->cacheEmpty() )
516 int cached_pcrpid = m_service->getCacheEntry(eDVBService::cPCRPID),
517 vpidtype = m_service->getCacheEntry(eDVBService::cVTYPE),
519 if ( vpidtype == -1 )
520 vpidtype = videoStream::vtMPEG2;
521 if ( cached_vpid != -1 )
526 program.videoStreams.push_back(s);
529 if ( cached_apid_ac3 != -1 )
532 s.type = audioStream::atAC3;
533 s.pid = cached_apid_ac3;
534 program.audioStreams.push_back(s);
537 if ( cached_apid_mpeg != -1 )
540 s.type = audioStream::atMPEG;
541 s.pid = cached_apid_mpeg;
542 program.audioStreams.push_back(s);
545 if ( cached_pcrpid != -1 )
548 program.pcrPid = cached_pcrpid;
550 if ( cached_tpid != -1 )
553 program.textPid = cached_tpid;
555 CAID_LIST &caids = m_service->m_ca;
556 for (CAID_LIST::iterator it(caids.begin()); it != caids.end(); ++it)
557 program.caids.insert(*it);
564 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
573 int eDVBServicePMTHandler::getDataDemux(ePtr<iDVBDemux> &demux)
582 int eDVBServicePMTHandler::getDecodeDemux(ePtr<iDVBDemux> &demux)
585 /* if we're using the decoding demux as data source
586 (for example in pvr playbacks), return that one. */
587 if (m_use_decode_demux)
593 ASSERT(m_channel); /* calling without a previous ::tune is certainly bad. */
595 ret = m_channel->getDemux(demux, iDVBChannel::capDecode);
597 demux->getCADemuxID(m_decode_demux_num);
602 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
604 pvr_channel = m_pvr_channel;
611 void eDVBServicePMTHandler::SDTScanEvent(int event)
615 case eDVBScan::evtFinish:
617 ePtr<iDVBChannelList> db;
618 if (m_resourceManager->getChannelList(db) != 0)
619 eDebug("no channel list");
623 m_reference.getChannelID(chid);
624 if (chid == m_dvb_scan->getCurrentChannelID())
626 m_dvb_scan->insertInto(db, true);
627 eDebug("sdt update done!");
630 eDebug("ignore sdt update data.... incorrect transponder tuned!!!");
640 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *cue, bool simulate, eDVBService *service)
645 m_use_decode_demux = use_decode_demux;
647 /* 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 */
650 /* is this a normal (non PVR) channel? */
651 if (ref.path.empty())
654 ref.getChannelID(chid);
655 res = m_resourceManager->allocateChannel(chid, m_channel, simulate);
657 eDebug("allocate Channel: res %d", res);
659 ePtr<iDVBChannelList> db;
660 if (!m_resourceManager->getChannelList(db))
661 db->getService((eServiceReferenceDVB&)m_reference, m_service);
663 if (!res && !simulate)
664 eDVBCIInterfaces::getInstance()->addPMTHandler(this);
665 } else if (!simulate) // no simulation of playback services
667 eDVBMetaParser parser;
669 int ret=parser.parseFile(ref.path);
670 if (ret || !parser.m_ref.getServiceID().get() /* incorrect sid in meta file or recordings.epl*/ )
672 eWarning("no .meta file found, trying to find PMT pid");
674 if (tstools.openFile(ref.path.c_str()))
675 eWarning("failed to open file");
678 int service_id, pmt_pid;
679 if (!tstools.findPMT(pmt_pid, service_id))
681 eDebug("PMT pid found on pid %04x, service id %d", pmt_pid, service_id);
682 m_reference.setServiceID(service_id);
687 m_reference = parser.m_ref;
691 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
693 eDebug("allocatePVRChannel failed!\n");
694 m_channel = m_pvr_channel;
701 m_channel->connectStateChange(
702 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
703 m_channelStateChanged_connection);
704 m_last_channel_state = -1;
705 channelStateChanged(m_channel);
707 m_channel->connectEvent(
708 slot(*this, &eDVBServicePMTHandler::channelEvent),
709 m_channelEvent_connection);
711 if (ref.path.empty())
714 m_dvb_scan = new eDVBScan(m_channel, true, false);
715 m_dvb_scan->connectEvent(slot(*this, &eDVBServicePMTHandler::SDTScanEvent), m_scan_event_connection);
719 if (res == eDVBResourceManager::errAllSourcesBusy)
720 serviceEvent(eventNoResources);
721 else /* errChidNotFound, errNoChannelList, errChannelNotInList, errNoSourceFound */
722 serviceEvent(eventMisconfiguration);
728 m_pvr_channel->setCueSheet(cue);
729 m_pvr_channel->playFile(ref.path.c_str());
736 void eDVBServicePMTHandler::free()
742 int demuxes[2] = {0,0};
744 m_demux->getCADemuxID(tmp);
746 if (m_decode_demux_num != 0xFF)
747 demuxes[1]=m_decode_demux_num;
749 demuxes[1]=demuxes[0];
750 ePtr<eTable<ProgramMapSection> > ptr;
751 m_PMT.getCurrent(ptr);
752 eDVBCAService::unregister_service(m_reference, demuxes, ptr);
757 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
761 m_pvr_channel->stopFile();
762 m_pvr_channel->setCueSheet(0);
773 CAServiceMap eDVBCAService::exist;
774 ChannelMap eDVBCAService::exist_channels;
775 ePtr<eConnection> eDVBCAService::m_chanAddedConn;
777 eDVBCAService::eDVBCAService()
778 :m_buffer(512), m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eTimer::create(eApp))
780 memset(m_used_demux, 0xFF, sizeof(m_used_demux));
781 CONNECT(m_retryTimer->timeout, eDVBCAService::sendCAPMT);
785 eDVBCAService::~eDVBCAService()
787 eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
791 // begin static methods
792 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice )
794 CAServiceMap::iterator it = exist.find(ref);
795 if ( it != exist.end() )
796 caservice = it->second;
799 caservice = (exist[ref]=new eDVBCAService());
800 caservice->m_service = ref;
801 eDebug("[eDVBCAService] new service %s", ref.toString().c_str() );
804 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
805 for (int i=0; i < loops; ++i)
807 // search free demux entry
808 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
810 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
813 if ( iter < max_demux_slots )
815 caservice->m_used_demux[iter] = demux_nums[i] & 0xFF;
816 eDebug("[eDVBCAService] add demux %d to slot %d service %s", caservice->m_used_demux[iter], iter, ref.toString().c_str());
820 eDebug("[eDVBCAService] no more demux slots free for service %s!!", ref.toString().c_str());
827 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr )
829 CAServiceMap::iterator it = exist.find(ref);
830 if ( it == exist.end() )
832 eDebug("[eDVBCAService] try to unregister non registered %s", ref.toString().c_str());
837 eDVBCAService *caservice = it->second;
838 int loops = demux_nums[0] != demux_nums[1] ? 2 : 1;
839 for (int i=0; i < loops; ++i)
843 used_demux_slots = 0,
844 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
845 while ( iter < max_demux_slots )
847 if ( caservice->m_used_demux[iter] != 0xFF )
849 if ( !freed && caservice->m_used_demux[iter] == demux_nums[i] )
851 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
852 caservice->m_used_demux[iter] = 0xFF;
861 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_nums[i]);
864 if (!used_demux_slots) // no more used.. so we remove it
872 it->second->buildCAPMT(ptr);
874 eDebug("[eDVBCAService] can not send updated demux info");
882 void eDVBCAService::registerChannelCallback(eDVBResourceManager *res_mgr)
884 res_mgr->connectChannelAdded(slot(&DVBChannelAdded), m_chanAddedConn);
887 void eDVBCAService::DVBChannelAdded(eDVBChannel *chan)
891 eDebug("[eDVBCAService] new channel %p!", chan);
892 channel_data *data = new channel_data();
893 data->m_channel = chan;
894 data->m_prevChannelState = -1;
895 data->m_dataDemux = -1;
896 exist_channels[chan] = data;
897 chan->connectStateChange(slot(&DVBChannelStateChanged), data->m_stateChangedConn);
901 void eDVBCAService::DVBChannelStateChanged(iDVBChannel *chan)
903 ChannelMap::iterator it =
904 exist_channels.find(chan);
905 if ( it != exist_channels.end() )
908 chan->getState(state);
909 if ( it->second->m_prevChannelState != state )
913 case iDVBChannel::state_ok:
915 eDebug("[eDVBCAService] channel %p running", chan);
918 case iDVBChannel::state_release:
920 eDebug("[eDVBCAService] remove channel %p", chan);
921 unsigned char msg[8] = { 0x9f,0x80,0x3f,0x04,0x83,0x02,0x00,0x00 };
922 msg[7] = it->second->m_dataDemux & 0xFF;
924 struct sockaddr_un servaddr;
925 memset(&servaddr, 0, sizeof(struct sockaddr_un));
926 servaddr.sun_family = AF_UNIX;
927 strcpy(servaddr.sun_path, "/tmp/camd.socket");
928 clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
929 sock = socket(PF_UNIX, SOCK_STREAM, 0);
932 connect(sock, (struct sockaddr *) &servaddr, clilen);
933 fcntl(sock, F_SETFL, O_NONBLOCK);
935 setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
936 if (write(sock, msg, 8) != 8)
937 eDebug("[eDVBCAService] write leave transponder failed!!");
940 exist_channels.erase(it);
945 default: // ignore all other events
949 it->second->m_prevChannelState = state;
954 channel_data *eDVBCAService::getChannelData(eDVBChannelID &chid)
956 for (ChannelMap::iterator it(exist_channels.begin()); it != exist_channels.end(); ++it)
958 if (chid == it->second->m_channel->getChannelID())
963 // end static methods
965 #define CA_REPLY_DEBUG
966 #define MAX_LENGTH_BYTES 4
967 #define MIN_LENGTH_BYTES 1
969 void eDVBCAService::socketCB(int what)
971 if (what & (eSocketNotifier::Read | eSocketNotifier::Priority))
973 char msgbuffer[4096];
974 ssize_t length = read(m_sock, msgbuffer, sizeof(msgbuffer));
977 if (errno != EAGAIN && errno != EINTR && errno != EBUSY)
979 eDebug("[eSocketMMIHandler] read (%m)");
980 what |= eSocketNotifier::Error;
982 } else if (length == 0)
984 what |= eSocketNotifier::Hungup;
988 unsigned char *data = (unsigned char*)msgbuffer;
990 // If a new message starts, then the previous message
991 // should already have been processed. Otherwise the
992 // previous message was incomplete and should therefore
994 if ((len >= 1) && ((data[0] & 0xFF) != 0x9f))
996 if ((len >= 2) && ((data[1] & 0x80) != 0x80))
998 if ((len >= 3) && ((data[2] & 0x80) != 0x00))
1003 #ifdef CA_REPLY_DEBUG
1004 eDebug("clear buffer");
1007 #ifdef CA_REPLY_DEBUG
1008 eDebug("Put to buffer:");
1009 for (int i=0; i < len; ++i)
1010 eDebugNoNewLine("%02x ", data[i]);
1011 eDebug("\n--------");
1013 m_buffer.write( data, len );
1015 while ( m_buffer.size() >= (3 + MIN_LENGTH_BYTES) )
1017 unsigned char tmp[3+MAX_LENGTH_BYTES];
1018 m_buffer.peek(tmp, 3+MIN_LENGTH_BYTES);
1019 if (((tmp[0] & 0xFF) != 0x9f) || ((tmp[1] & 0x80) != 0x80) || ((tmp[2] & 0x80) != 0x00))
1022 #ifdef CA_REPLY_DEBUG
1023 eDebug("skip %02x", tmp[0]);
1029 int peekLength = (tmp[3] & 0x7f) + 4;
1030 if (m_buffer.size() < peekLength)
1032 m_buffer.peek(tmp, peekLength);
1035 int LengthBytes=eDVBCISession::parseLengthField(tmp+3, size);
1036 int messageLength = 3+LengthBytes+size;
1037 if ( m_buffer.size() >= messageLength )
1039 unsigned char dest[messageLength];
1040 m_buffer.read(dest, messageLength);
1041 #ifdef CA_REPLY_DEBUG
1042 eDebug("dump ca reply:");
1043 for (int i=0; i < messageLength; ++i)
1044 eDebugNoNewLine("%02x ", dest[i]);
1045 eDebug("\n--------");
1047 // /*emit*/ mmi_progress(0, dest, (const void*)(dest+3+LengthBytes), messageLength-3-LengthBytes);
1052 if (what & eSocketNotifier::Hungup) {
1053 /*eDebug("[eDVBCAService] connection closed")*/;
1057 if (what & eSocketNotifier::Error)
1058 eDebug("[eDVBCAService] connection error");
1061 void eDVBCAService::Connect()
1064 memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
1065 m_servaddr.sun_family = AF_UNIX;
1066 strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
1067 m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
1068 m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
1071 if (!connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen))
1074 fcntl(m_sock, F_SETFL, O_NONBLOCK);
1075 setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
1076 m_sn = eSocketNotifier::create(eApp, m_sock,
1077 eSocketNotifier::Read|eSocketNotifier::Priority|eSocketNotifier::Error|eSocketNotifier::Hungup);
1078 CONNECT(m_sn->activated, eDVBCAService::socketCB);
1082 // eDebug("[eDVBCAService] connect failed %m");
1085 eDebug("[eDVBCAService] create socket failed %m");
1088 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
1093 eDVBTableSpec table_spec;
1094 ptr->getSpec(table_spec);
1096 int pmtpid = table_spec.pid,
1097 pmt_version = table_spec.version;
1099 uint8_t demux_mask = 0;
1100 int data_demux = -1;
1102 int iter=0, max_demux_slots = sizeof(m_used_demux);
1103 while ( iter < max_demux_slots )
1105 if ( m_used_demux[iter] != 0xFF )
1107 if ( m_used_demux[iter] > data_demux )
1108 data_demux = m_used_demux[iter];
1109 demux_mask |= (1 << m_used_demux[iter]);
1114 if ( data_demux == -1 )
1116 eDebug("[eDVBCAService] no data demux found for service %s", m_service.toString().c_str() );
1120 eDebug("demux %d mask %02x prevhash %08x", data_demux, demux_mask, m_prev_build_hash);
1122 unsigned int build_hash = ( pmtpid << 16);
1123 build_hash |= (demux_mask << 8);
1124 build_hash |= (pmt_version&0xFF);
1126 if ( build_hash == m_prev_build_hash )
1128 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
1132 std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
1133 if ( i != ptr->getSections().end() )
1135 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
1137 while( i != ptr->getSections().end() )
1139 // eDebug("append");
1143 // add our private descriptors to capmt
1146 tmp[0]=0x84; // pmt pid
1150 capmt.injectDescriptor(tmp, false);
1152 tmp[0] = 0x82; // demux
1154 tmp[2] = demux_mask; // descramble bitmask
1155 tmp[3] = data_demux&0xFF; // read section data from demux number
1156 capmt.injectDescriptor(tmp, false);
1158 tmp[0] = 0x81; // dvbnamespace
1160 tmp[2] = m_service.getDVBNamespace().get()>>24;
1161 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
1162 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
1163 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
1164 tmp[6]=m_service.getTransportStreamID().get()>>8;
1165 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
1166 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
1167 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
1168 capmt.injectDescriptor(tmp, false);
1170 capmt.writeToBuffer(m_capmt);
1173 m_prev_build_hash = build_hash;
1175 if ( m_sendstate != 0xFFFFFFFF )
1180 void eDVBCAService::sendCAPMT()
1182 if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
1189 if ( m_capmt[3] & 0x80 )
1192 int lenbytes = m_capmt[3] & ~0x80;
1194 wp = (wp << 8) | m_capmt[4 + i++];
1204 if ( write(m_sock, m_capmt, wp) == wp )
1206 m_sendstate=0xFFFFFFFF;
1207 eDebug("[eDVBCAService] send %d bytes",wp);
1209 m_service.getChannelID(chid);
1210 channel_data *data = getChannelData(chid);
1213 int lenbytes = m_capmt[3] & 0x80 ? m_capmt[3] & ~0x80 : 0;
1214 data->m_dataDemux = m_capmt[24+lenbytes];
1217 for(int i=0;i<wp;i++)
1218 eDebugNoNewLine("%02x ", m_capmt[i]);
1228 m_retryTimer->start(0,true);
1229 // eDebug("[eDVBCAService] send failed .. immediate retry");
1232 m_retryTimer->start(5000,true);
1233 // eDebug("[eDVBCAService] send failed .. retry in 5 sec");
1240 static PyObject *createTuple(int pid, const char *type)
1242 PyObject *r = PyTuple_New(2);
1243 PyTuple_SET_ITEM(r, 0, PyInt_FromLong(pid));
1244 PyTuple_SET_ITEM(r, 1, PyString_FromString(type));
1248 static inline void PyList_AppendSteal(PyObject *list, PyObject *item)
1250 PyList_Append(list, item);
1254 extern void PutToDict(ePyObject &dict, const char*key, ePyObject item); // defined in dvb/frontend.cpp
1256 PyObject *eDVBServicePMTHandler::program::createPythonObject()
1258 ePyObject r = PyDict_New();
1259 ePyObject l = PyList_New(0);
1261 PyList_AppendSteal(l, createTuple(0, "pat"));
1264 PyList_AppendSteal(l, createTuple(pmtPid, "pmt"));
1266 for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
1267 i(videoStreams.begin());
1268 i != videoStreams.end(); ++i)
1269 PyList_AppendSteal(l, createTuple(i->pid, "video"));
1271 for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
1272 i(audioStreams.begin());
1273 i != audioStreams.end(); ++i)
1274 PyList_AppendSteal(l, createTuple(i->pid, "audio"));
1276 for (std::vector<eDVBServicePMTHandler::subtitleStream>::const_iterator
1277 i(subtitleStreams.begin());
1278 i != subtitleStreams.end(); ++i)
1279 PyList_AppendSteal(l, createTuple(i->pid, "subtitle"));
1281 PyList_AppendSteal(l, createTuple(pcrPid, "pcr"));
1284 PyList_AppendSteal(l, createTuple(textPid, "text"));
1286 PutToDict(r, "pids", l);