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 <dvbsi++/ca_program_map_section.h>
8 #include <dvbsi++/descriptor_tag.h>
10 eDVBServicePMTHandler::eDVBServicePMTHandler(int record)
14 eDVBResourceManager::getInstance(m_resourceManager);
15 CONNECT(m_PMT.tableReady, eDVBServicePMTHandler::PMTready);
16 CONNECT(m_PAT.tableReady, eDVBServicePMTHandler::PATready);
17 eDebug("new PMT handler record: %d", m_record);
20 eDVBServicePMTHandler::~eDVBServicePMTHandler()
22 eDebug("delete PMT handler record: %d", m_record);
25 eDebug("unregister caservice");
27 m_demux->getCADemuxID(demux_num);
28 ePtr<eTable<ProgramMapSection> > ptr;
29 m_PMT.getCurrent(ptr);
30 eDVBCAService::unregister_service(m_reference, demux_num, ptr);
31 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
35 void eDVBServicePMTHandler::channelStateChanged(iDVBChannel *channel)
38 channel->getState(state);
40 if ((m_last_channel_state != iDVBChannel::state_ok)
41 && (state == iDVBChannel::state_ok) && (!m_demux))
44 if (m_channel->getDemux(m_demux, m_record ? 0 : iDVBChannel::capDecode))
45 eDebug("Allocating a demux for now tuned-in channel failed.");
47 serviceEvent(eventTuned);
51 eDebug("ok ... now we start!!");
53 /* emit */ m_resourceManager->m_channelRunning(channel);
55 m_PAT.begin(eApp, eDVBPATSpec(), 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::PMTready(int error)
71 serviceEvent(eventNoPMT);
74 serviceEvent(eventNewProgramInfo);
77 if(!m_ca_servicePtr) // don't send campmt to camd.socket for playbacked services
80 m_demux->getCADemuxID(demux_num);
81 eDVBCAService::register_service(m_reference, demux_num, m_ca_servicePtr);
82 eDVBCIInterfaces::getInstance()->addPMTHandler(this);
84 eDVBCIInterfaces::getInstance()->gotPMT(this);
88 ePtr<eTable<ProgramMapSection> > ptr;
89 if (!m_PMT.getCurrent(ptr))
90 m_ca_servicePtr->buildCAPMT(ptr);
92 eDebug("eDVBServicePMTHandler cannot call buildCAPMT");
97 void eDVBServicePMTHandler::PATready(int)
100 ePtr<eTable<ProgramAssociationSection> > ptr;
101 if (!m_PAT.getCurrent(ptr))
104 std::vector<ProgramAssociationSection*>::const_iterator i;
105 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
107 const ProgramAssociationSection &pat = **i;
108 ProgramAssociationConstIterator program;
109 for (program = pat.getPrograms()->begin(); program != pat.getPrograms()->end(); ++program)
110 if (eServiceID((*program)->getProgramNumber()) == m_reference.getServiceID())
111 pmtpid = (*program)->getProgramMapPid();
114 serviceEvent(eventNoPATEntry);
116 m_PMT.begin(eApp, eDVBPMTSpec(pmtpid, m_reference.getServiceID().get()), m_demux);
118 serviceEvent(eventNoPAT);
121 int eDVBServicePMTHandler::getProgramInfo(struct program &program)
123 ePtr<eTable<ProgramMapSection> > ptr;
125 program.videoStreams.clear();
126 program.audioStreams.clear();
129 if (!m_PMT.getCurrent(ptr))
131 eDVBTableSpec table_spec;
132 ptr->getSpec(table_spec);
133 program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
134 std::vector<ProgramMapSection*>::const_iterator i;
135 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
137 const ProgramMapSection &pmt = **i;
138 program.pcrPid = pmt.getPcrPid();
140 ElementaryStreamInfoConstIterator es;
141 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
143 int isaudio = 0, isvideo = 0;
147 video.pid = (*es)->getPid();
148 audio.pid = (*es)->getPid();
150 switch ((*es)->getType())
152 case 0x01: // MPEG 1 video
153 case 0x02: // MPEG 2 video
156 case 0x03: // MPEG 1 audio
157 case 0x04: // MPEG 2 audio:
159 audio.type = audioStream::atMPEG;
161 case 0x06: // PES Private
162 /* PES private can contain AC-3, DTS or lots of other stuff.
163 check descriptors to get the exact type. */
164 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
165 desc != (*es)->getDescriptors()->end(); ++desc)
167 switch ((*desc)->getTag())
171 audio.type = audioStream::atAC3;
178 program.audioStreams.push_back(audio);
180 program.videoStreams.push_back(video);
185 else if ( m_service && !m_service->cacheEmpty() )
187 int vpid = m_service->getCachePID(eDVBService::cVPID),
188 apid_ac3 = m_service->getCachePID(eDVBService::cAPID),
189 apid_mpeg = m_service->getCachePID(eDVBService::cAC3PID),
190 pcrpid = m_service->getCachePID(eDVBService::cPCRPID),
196 program.videoStreams.push_back(s);
199 if ( apid_ac3 != -1 )
202 s.type = audioStream::atAC3;
204 program.audioStreams.push_back(s);
207 if ( apid_mpeg != -1 )
210 s.type = audioStream::atMPEG;
212 program.audioStreams.push_back(s);
218 program.pcrPid = pcrpid;
226 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
235 int eDVBServicePMTHandler::getDemux(ePtr<iDVBDemux> &demux)
244 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
246 pvr_channel = m_pvr_channel;
253 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref)
258 /* is this a normal (non PVR) channel? */
259 if (ref.path.empty())
262 ref.getChannelID(chid);
263 res = m_resourceManager->allocateChannel(chid, m_channel);
264 eDebug("allocate Channel: res %d", res);
267 eDVBMetaParser parser;
269 if (parser.parseFile(ref.path))
270 eWarning("no .meta file found, trying original service ref.");
272 m_reference = parser.m_ref;
276 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
278 eDebug("allocatePVRChannel failed!\n");
279 m_channel = m_pvr_channel;
284 m_channel->connectStateChange(
285 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
286 m_channelStateChanged_connection);
287 m_last_channel_state = -1;
288 channelStateChanged(m_channel);
291 serviceEvent(eventTuneFailed);
296 m_pvr_channel->playFile(ref.path.c_str());
298 ePtr<iDVBChannelList> db;
299 if (!m_resourceManager->getChannelList(db))
300 db->getService((eServiceReferenceDVB&)m_reference, m_service);
305 std::map<eServiceReferenceDVB, eDVBCAService*> eDVBCAService::exist;
307 eDVBCAService::eDVBCAService()
308 :m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eApp)
310 memset(m_used_demux, 0xFF, sizeof(m_used_demux));
311 CONNECT(m_retryTimer.timeout, eDVBCAService::sendCAPMT);
315 eDVBCAService::~eDVBCAService()
317 eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
321 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_num, eDVBCAService *&caservice )
323 CAServiceMap::iterator it = exist.find(ref);
324 if ( it != exist.end() )
325 caservice = it->second;
328 caservice = (exist[ref]=new eDVBCAService());
329 caservice->m_service = ref;
330 eDebug("[eDVBCAHandler] new service %s", ref.toString().c_str() );
332 // search free demux entry
333 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
335 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
338 if ( iter < max_demux_slots )
340 caservice->m_used_demux[iter] = demux_num & 0xFF;
341 eDebug("[eDVBCAHandler] add demux %d to slot %d service %s", demux_num, iter, ref.toString().c_str());
345 eDebug("[eDVBCAHandler] no more demux slots free for service %s!!", ref.toString().c_str());
351 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_num, eTable<ProgramMapSection> *ptr )
353 CAServiceMap::iterator it = exist.find(ref);
354 if ( it == exist.end() )
356 eDebug("[eDVBCAHandler] try to unregister non registered %s", ref.toString().c_str());
361 eDVBCAService *caservice = it->second;
364 used_demux_slots = 0,
365 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
366 while ( iter < max_demux_slots )
368 if ( caservice->m_used_demux[iter] != 0xFF )
370 if ( !freed && caservice->m_used_demux[iter] == demux_num )
372 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
373 caservice->m_used_demux[iter] = 0xFF;
383 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_num);
386 if (!used_demux_slots) // no more used.. so we remove it
394 it->second->buildCAPMT(ptr);
396 eDebug("[eDVBCAHandler] can not send updated demux info");
402 void eDVBCAService::Connect()
404 memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
405 m_servaddr.sun_family = AF_UNIX;
406 strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
407 m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
408 m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
409 connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen);
410 fcntl(m_sock, F_SETFL, O_NONBLOCK);
412 setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
415 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
420 eDVBTableSpec table_spec;
421 ptr->getSpec(table_spec);
423 int pmtpid = table_spec.pid,
424 pmt_version = table_spec.version;
426 uint8_t demux_mask = 0;
427 uint8_t first_demux_num = 0xFF;
430 int iter=0, max_demux_slots = sizeof(m_used_demux);
431 while ( iter < max_demux_slots )
433 if ( m_used_demux[iter] != 0xFF )
435 if ( first_demux_num == 0xFF )
436 first_demux_num = m_used_demux[iter];
437 demux_mask |= (1 << m_used_demux[iter]);
446 if ( first_demux_num == 0xFF )
448 eDebug("[eDVBCAService] no demux found for service %s", m_service.toString().c_str() );
452 eDebug("demux %d mask %02x prevhash %08x", first_demux_num, demux_mask, m_prev_build_hash);
454 unsigned int build_hash = (pmtpid << 16);
455 build_hash |= (demux_mask << 8);
456 build_hash |= (pmt_version&0xFF);
458 if ( build_hash == m_prev_build_hash )
460 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
464 std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
465 if ( i != ptr->getSections().end() )
467 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
469 while( i != ptr->getSections().end() )
475 // add our private descriptors to capmt
478 tmp[0]=0x84; // pmt pid
482 capmt.injectDescriptor(tmp, false);
484 tmp[0] = 0x82; // demux
486 tmp[2] = demux_mask; // descramble bitmask
487 tmp[3] = first_demux_num; // read section data from demux number
488 capmt.injectDescriptor(tmp, false);
490 tmp[0] = 0x81; // dvbnamespace
492 tmp[2] = m_service.getDVBNamespace().get()>>24;
493 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
494 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
495 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
496 tmp[6]=m_service.getTransportStreamID().get()>>8;
497 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
498 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
499 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
500 capmt.injectDescriptor(tmp, false);
502 capmt.writeToBuffer(m_capmt);
505 m_prev_build_hash = build_hash;
507 if ( m_sendstate != 0xFFFFFFFF )
512 void eDVBCAService::sendCAPMT()
514 if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
521 if ( m_capmt[3] & 0x80 )
524 int lenbytes = m_capmt[3] & ~0x80;
526 wp = (wp << 8) | m_capmt[4 + i++];
536 if ( write(m_sock, m_capmt, wp) == wp )
538 m_sendstate=0xFFFFFFFF;
539 eDebug("[eDVBCAHandler] send %d bytes",wp);
541 for(int i=0;i<wp;i++)
542 eDebugNoNewLine("%02x ", m_capmt[i]);
552 m_retryTimer.start(0,true);
553 // eDebug("[eDVBCAHandler] send failed .. immediate retry");
556 m_retryTimer.start(5000,true);
557 // eDebug("[eDVBCAHandler] send failed .. retry in 5 sec");