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>
9 #include <dvbsi++/iso639_language_descriptor.h>
10 #include <dvbsi++/component_descriptor.h>
12 eDVBServicePMTHandler::eDVBServicePMTHandler(int record)
16 eDVBResourceManager::getInstance(m_resourceManager);
17 CONNECT(m_PMT.tableReady, eDVBServicePMTHandler::PMTready);
18 CONNECT(m_PAT.tableReady, eDVBServicePMTHandler::PATready);
19 eDebug("new PMT handler record: %d", m_record);
22 eDVBServicePMTHandler::~eDVBServicePMTHandler()
24 eDebug("delete PMT handler record: %d", m_record);
27 eDebug("unregister caservice");
29 m_demux->getCADemuxID(demux_num);
30 ePtr<eTable<ProgramMapSection> > ptr;
31 m_PMT.getCurrent(ptr);
32 eDVBCAService::unregister_service(m_reference, demux_num, ptr);
33 eDVBCIInterfaces::getInstance()->removePMTHandler(this);
37 void eDVBServicePMTHandler::channelStateChanged(iDVBChannel *channel)
40 channel->getState(state);
42 if ((m_last_channel_state != iDVBChannel::state_ok)
43 && (state == iDVBChannel::state_ok) && (!m_demux))
46 if (m_channel->getDemux(m_demux, m_record ? 0 : iDVBChannel::capDecode))
47 eDebug("Allocating a demux for now tuned-in channel failed.");
49 serviceEvent(eventTuned);
53 eDebug("ok ... now we start!!");
55 /* emit */ m_resourceManager->m_channelRunning(channel);
57 m_PAT.begin(eApp, eDVBPATSpec(), m_demux);
59 if ( m_service && !m_service->cacheEmpty() )
60 serviceEvent(eventNewProgramInfo);
62 } else if ((m_last_channel_state != iDVBChannel::state_failed) &&
63 (state == iDVBChannel::state_failed))
65 eDebug("tune failed.");
66 serviceEvent(eventTuneFailed);
70 void eDVBServicePMTHandler::PMTready(int error)
73 serviceEvent(eventNoPMT);
76 serviceEvent(eventNewProgramInfo);
79 if(!m_ca_servicePtr) // don't send campmt to camd.socket for playbacked services
82 m_demux->getCADemuxID(demux_num);
83 eDVBCAService::register_service(m_reference, demux_num, m_ca_servicePtr);
84 eDVBCIInterfaces::getInstance()->addPMTHandler(this);
86 eDVBCIInterfaces::getInstance()->gotPMT(this);
90 ePtr<eTable<ProgramMapSection> > ptr;
91 if (!m_PMT.getCurrent(ptr))
92 m_ca_servicePtr->buildCAPMT(ptr);
94 eDebug("eDVBServicePMTHandler cannot call buildCAPMT");
99 void eDVBServicePMTHandler::PATready(int)
102 ePtr<eTable<ProgramAssociationSection> > ptr;
103 if (!m_PAT.getCurrent(ptr))
106 std::vector<ProgramAssociationSection*>::const_iterator i;
107 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
109 const ProgramAssociationSection &pat = **i;
110 ProgramAssociationConstIterator program;
111 for (program = pat.getPrograms()->begin(); program != pat.getPrograms()->end(); ++program)
112 if (eServiceID((*program)->getProgramNumber()) == m_reference.getServiceID())
113 pmtpid = (*program)->getProgramMapPid();
116 serviceEvent(eventNoPATEntry);
118 m_PMT.begin(eApp, eDVBPMTSpec(pmtpid, m_reference.getServiceID().get()), m_demux);
120 serviceEvent(eventNoPAT);
123 int eDVBServicePMTHandler::getProgramInfo(struct program &program)
125 ePtr<eTable<ProgramMapSection> > ptr;
127 program.videoStreams.clear();
128 program.audioStreams.clear();
131 if (!m_PMT.getCurrent(ptr))
133 eDVBTableSpec table_spec;
134 ptr->getSpec(table_spec);
135 program.pmtPid = table_spec.pid < 0x1fff ? table_spec.pid : -1;
136 std::vector<ProgramMapSection*>::const_iterator i;
137 for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
139 const ProgramMapSection &pmt = **i;
140 program.pcrPid = pmt.getPcrPid();
142 ElementaryStreamInfoConstIterator es;
143 for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
145 int isaudio = 0, isvideo = 0;
149 video.pid = (*es)->getPid();
150 audio.pid = (*es)->getPid();
152 switch ((*es)->getType())
154 case 0x01: // MPEG 1 video
155 case 0x02: // MPEG 2 video
158 case 0x03: // MPEG 1 audio
159 case 0x04: // MPEG 2 audio:
161 audio.type = audioStream::atMPEG;
163 case 0x06: // PES Private
164 /* PES private can contain AC-3, DTS or lots of other stuff.
165 check descriptors to get the exact type. */
166 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
167 desc != (*es)->getDescriptors()->end(); ++desc)
169 switch ((*desc)->getTag())
173 audio.type = audioStream::atAC3;
181 for (DescriptorConstIterator desc = (*es)->getDescriptors()->begin();
182 desc != (*es)->getDescriptors()->end(); ++desc)
184 switch ((*desc)->getTag())
186 case ISO_639_LANGUAGE_DESCRIPTOR:
188 const Iso639LanguageList *languages = ((Iso639LanguageDescriptor*)*desc)->getIso639Languages();
190 /* use last language code */
191 for (Iso639LanguageConstIterator i(languages->begin()); i != languages->end(); ++i)
192 audio.language_code = (*i)->getIso639LanguageCode();
196 case COMPONENT_DESCRIPTOR:
197 audio.component_tag = ((ComponentDescriptor*)*desc)->getComponentTag();
202 program.audioStreams.push_back(audio);
205 program.videoStreams.push_back(video);
210 else if ( m_service && !m_service->cacheEmpty() )
212 int vpid = m_service->getCachePID(eDVBService::cVPID),
213 apid_ac3 = m_service->getCachePID(eDVBService::cAPID),
214 apid_mpeg = m_service->getCachePID(eDVBService::cAC3PID),
215 pcrpid = m_service->getCachePID(eDVBService::cPCRPID),
221 program.videoStreams.push_back(s);
224 if ( apid_ac3 != -1 )
227 s.type = audioStream::atAC3;
229 program.audioStreams.push_back(s);
232 if ( apid_mpeg != -1 )
235 s.type = audioStream::atMPEG;
237 program.audioStreams.push_back(s);
243 program.pcrPid = pcrpid;
251 int eDVBServicePMTHandler::getChannel(eUsePtr<iDVBChannel> &channel)
260 int eDVBServicePMTHandler::getDemux(ePtr<iDVBDemux> &demux)
269 int eDVBServicePMTHandler::getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel)
271 pvr_channel = m_pvr_channel;
278 int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref)
283 /* is this a normal (non PVR) channel? */
284 if (ref.path.empty())
287 ref.getChannelID(chid);
288 res = m_resourceManager->allocateChannel(chid, m_channel);
289 eDebug("allocate Channel: res %d", res);
292 eDVBMetaParser parser;
294 if (parser.parseFile(ref.path))
295 eWarning("no .meta file found, trying original service ref.");
297 m_reference = parser.m_ref;
301 res = m_resourceManager->allocatePVRChannel(m_pvr_channel);
303 eDebug("allocatePVRChannel failed!\n");
304 m_channel = m_pvr_channel;
309 m_channel->connectStateChange(
310 slot(*this, &eDVBServicePMTHandler::channelStateChanged),
311 m_channelStateChanged_connection);
312 m_last_channel_state = -1;
313 channelStateChanged(m_channel);
316 serviceEvent(eventTuneFailed);
321 m_pvr_channel->playFile(ref.path.c_str());
323 ePtr<iDVBChannelList> db;
324 if (!m_resourceManager->getChannelList(db))
325 db->getService((eServiceReferenceDVB&)m_reference, m_service);
330 std::map<eServiceReferenceDVB, eDVBCAService*> eDVBCAService::exist;
332 eDVBCAService::eDVBCAService()
333 :m_prev_build_hash(0), m_sendstate(0), m_retryTimer(eApp)
335 memset(m_used_demux, 0xFF, sizeof(m_used_demux));
336 CONNECT(m_retryTimer.timeout, eDVBCAService::sendCAPMT);
340 eDVBCAService::~eDVBCAService()
342 eDebug("[eDVBCAService] free service %s", m_service.toString().c_str());
346 RESULT eDVBCAService::register_service( const eServiceReferenceDVB &ref, int demux_num, eDVBCAService *&caservice )
348 CAServiceMap::iterator it = exist.find(ref);
349 if ( it != exist.end() )
350 caservice = it->second;
353 caservice = (exist[ref]=new eDVBCAService());
354 caservice->m_service = ref;
355 eDebug("[eDVBCAHandler] new service %s", ref.toString().c_str() );
357 // search free demux entry
358 int iter=0, max_demux_slots = sizeof(caservice->m_used_demux);
360 while ( iter < max_demux_slots && caservice->m_used_demux[iter] != 0xFF )
363 if ( iter < max_demux_slots )
365 caservice->m_used_demux[iter] = demux_num & 0xFF;
366 eDebug("[eDVBCAHandler] add demux %d to slot %d service %s", demux_num, iter, ref.toString().c_str());
370 eDebug("[eDVBCAHandler] no more demux slots free for service %s!!", ref.toString().c_str());
376 RESULT eDVBCAService::unregister_service( const eServiceReferenceDVB &ref, int demux_num, eTable<ProgramMapSection> *ptr )
378 CAServiceMap::iterator it = exist.find(ref);
379 if ( it == exist.end() )
381 eDebug("[eDVBCAHandler] try to unregister non registered %s", ref.toString().c_str());
386 eDVBCAService *caservice = it->second;
389 used_demux_slots = 0,
390 max_demux_slots = sizeof(caservice->m_used_demux)/sizeof(int);
391 while ( iter < max_demux_slots )
393 if ( caservice->m_used_demux[iter] != 0xFF )
395 if ( !freed && caservice->m_used_demux[iter] == demux_num )
397 eDebug("[eDVBCAService] free slot %d demux %d for service %s", iter, caservice->m_used_demux[iter], caservice->m_service.toString().c_str() );
398 caservice->m_used_demux[iter] = 0xFF;
408 eDebug("[eDVBCAService] couldn't free demux slot for demux %d", demux_num);
411 if (!used_demux_slots) // no more used.. so we remove it
419 it->second->buildCAPMT(ptr);
421 eDebug("[eDVBCAHandler] can not send updated demux info");
427 void eDVBCAService::Connect()
429 memset(&m_servaddr, 0, sizeof(struct sockaddr_un));
430 m_servaddr.sun_family = AF_UNIX;
431 strcpy(m_servaddr.sun_path, "/tmp/camd.socket");
432 m_clilen = sizeof(m_servaddr.sun_family) + strlen(m_servaddr.sun_path);
433 m_sock = socket(PF_UNIX, SOCK_STREAM, 0);
434 connect(m_sock, (struct sockaddr *) &m_servaddr, m_clilen);
435 fcntl(m_sock, F_SETFL, O_NONBLOCK);
437 setsockopt(m_sock, SOL_SOCKET, SO_REUSEADDR, &val, 4);
440 void eDVBCAService::buildCAPMT(eTable<ProgramMapSection> *ptr)
445 eDVBTableSpec table_spec;
446 ptr->getSpec(table_spec);
448 int pmtpid = table_spec.pid,
449 pmt_version = table_spec.version;
451 uint8_t demux_mask = 0;
452 uint8_t first_demux_num = 0xFF;
455 int iter=0, max_demux_slots = sizeof(m_used_demux);
456 while ( iter < max_demux_slots )
458 if ( m_used_demux[iter] != 0xFF )
460 if ( first_demux_num == 0xFF )
461 first_demux_num = m_used_demux[iter];
462 demux_mask |= (1 << m_used_demux[iter]);
471 if ( first_demux_num == 0xFF )
473 eDebug("[eDVBCAService] no demux found for service %s", m_service.toString().c_str() );
477 eDebug("demux %d mask %02x prevhash %08x", first_demux_num, demux_mask, m_prev_build_hash);
479 unsigned int build_hash = (pmtpid << 16);
480 build_hash |= (demux_mask << 8);
481 build_hash |= (pmt_version&0xFF);
483 if ( build_hash == m_prev_build_hash )
485 eDebug("[eDVBCAService] don't build/send the same CA PMT twice");
489 std::vector<ProgramMapSection*>::const_iterator i=ptr->getSections().begin();
490 if ( i != ptr->getSections().end() )
492 CaProgramMapSection capmt(*i++, m_prev_build_hash ? 0x05 /*update*/ : 0x03 /*only*/, 0x01 );
494 while( i != ptr->getSections().end() )
500 // add our private descriptors to capmt
503 tmp[0]=0x84; // pmt pid
507 capmt.injectDescriptor(tmp, false);
509 tmp[0] = 0x82; // demux
511 tmp[2] = demux_mask; // descramble bitmask
512 tmp[3] = first_demux_num; // read section data from demux number
513 capmt.injectDescriptor(tmp, false);
515 tmp[0] = 0x81; // dvbnamespace
517 tmp[2] = m_service.getDVBNamespace().get()>>24;
518 tmp[3]=(m_service.getDVBNamespace().get()>>16)&0xFF;
519 tmp[4]=(m_service.getDVBNamespace().get()>>8)&0xFF;
520 tmp[5]=m_service.getDVBNamespace().get()&0xFF;
521 tmp[6]=m_service.getTransportStreamID().get()>>8;
522 tmp[7]=m_service.getTransportStreamID().get()&0xFF;
523 tmp[8]=m_service.getOriginalNetworkID().get()>>8;
524 tmp[9]=m_service.getOriginalNetworkID().get()&0xFF;
525 capmt.injectDescriptor(tmp, false);
527 capmt.writeToBuffer(m_capmt);
530 m_prev_build_hash = build_hash;
532 if ( m_sendstate != 0xFFFFFFFF )
537 void eDVBCAService::sendCAPMT()
539 if ( m_sendstate && m_sendstate != 0xFFFFFFFF ) // broken pipe retry
546 if ( m_capmt[3] & 0x80 )
549 int lenbytes = m_capmt[3] & ~0x80;
551 wp = (wp << 8) | m_capmt[4 + i++];
561 if ( write(m_sock, m_capmt, wp) == wp )
563 m_sendstate=0xFFFFFFFF;
564 eDebug("[eDVBCAHandler] send %d bytes",wp);
566 for(int i=0;i<wp;i++)
567 eDebugNoNewLine("%02x ", m_capmt[i]);
577 m_retryTimer.start(0,true);
578 // eDebug("[eDVBCAHandler] send failed .. immediate retry");
581 m_retryTimer.start(5000,true);
582 // eDebug("[eDVBCAHandler] send failed .. retry in 5 sec");