X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/4463392a68b1ed6230640c78e38394c99f714c9a..23cc33141cdf93dad750965ee559849aa99410a3:/lib/dvb/scan.cpp diff --git a/lib/dvb/scan.cpp b/lib/dvb/scan.cpp index 4b31aada..d0949a97 100644 --- a/lib/dvb/scan.cpp +++ b/lib/dvb/scan.cpp @@ -1,17 +1,21 @@ #include -#include -#include -#include -#include -#include -#include -#include +#include +#include +#include +#include +#include +#include +#include +#include +#include #include #include #include #include #include +#include #include +#include #define SCAN_eDebug(x...) eDebug(x) #define SCAN_eDebugNoNewLine(x...) eDebugNoNewLine(x) @@ -29,29 +33,28 @@ eDVBScan::~eDVBScan() { } -int eDVBScan::isValidONIDTSID(eOriginalNetworkID onid, eTransportStreamID tsid) +int eDVBScan::isValidONIDTSID(int orbital_position, eOriginalNetworkID onid, eTransportStreamID tsid) { switch (onid.get()) { case 0: - case 0xFFFF: case 0x1111: return 0; case 1: - return tsid>1; + return orbital_position == 192; case 0x00B1: return tsid != 0x00B0; case 0x0002: - return tsid != 0x07E8; + return abs(orbital_position-282) < 6; default: - return 1; + return onid.get() < 0xFF00; } } eDVBNamespace eDVBScan::buildNamespace(eOriginalNetworkID onid, eTransportStreamID tsid, unsigned long hash) { // on valid ONIDs, ignore frequency ("sub network") part - if (isValidONIDTSID(onid, tsid)) + if (isValidONIDTSID((hash >> 16) & 0xFFFF, onid, tsid)) hash &= ~0xFFFF; return eDVBNamespace(hash); } @@ -68,11 +71,12 @@ void eDVBScan::stateChange(iDVBChannel *ch) { startFilter(); m_channel_state = state; - } else if (state == iDVBChannel::state_unavailable) + } else if (state == iDVBChannel::state_failed) { m_ch_unavailable.push_back(m_ch_current); nextChannel(); } + /* unavailable will timeout, anyway. */ } RESULT eDVBScan::nextChannel() @@ -81,7 +85,17 @@ RESULT eDVBScan::nextChannel() m_SDT = 0; m_BAT = 0; m_NIT = 0; - m_ready = readyBAT; + m_ready = 0; + + /* check what we need */ + m_ready_all = readySDT; + + if (m_flags & scanNetworkSearch) + m_ready_all |= readyNIT; + + if (m_flags & scanSearchBAT) + m_ready_all |= readyBAT; + if (m_ch_toScan.empty()) { eDebug("no channels left to scan."); @@ -93,6 +107,7 @@ RESULT eDVBScan::nextChannel() } m_ch_current = m_ch_toScan.front(); + m_ch_toScan.pop_front(); if (m_channel->getFrontend(fe)) @@ -100,7 +115,18 @@ RESULT eDVBScan::nextChannel() m_event(evtFail); return -ENOTSUP; } - + + int fetype; + fe->getFrontendType(fetype); + if ( fetype == iDVBFrontend::feSatellite) + { + eDVBFrontendParametersSatellite p; + m_ch_current->getDVBS(p); + m_chid_current = eDVBChannelID(p.orbital_position << 16, -1, -1); + } + else + m_chid_current = eDVBChannelID(); + m_channel_state = iDVBChannel::state_idle; if (fe->tune(*m_ch_current)) { @@ -117,21 +143,35 @@ RESULT eDVBScan::startFilter() { assert(m_demux); - m_SDT = new eTable(); - if (m_SDT->start(m_demux, eDVBSDTSpec())) - return -1; - CONNECT(m_SDT->tableReady, eDVBScan::SDTready); + /* only start required filters filter */ + + m_SDT = 0; + + if (m_ready_all & readySDT) + { + m_SDT = new eTable(); + if (m_SDT->start(m_demux, eDVBSDTSpec())) + return -1; + CONNECT(m_SDT->tableReady, eDVBScan::SDTready); + } m_NIT = 0; - m_NIT = new eTable(); - if (m_NIT->start(m_demux, eDVBNITSpec())) - return -1; - CONNECT(m_NIT->tableReady, eDVBScan::NITready); - - m_BAT = new eTable(); - if (m_BAT->start(m_demux, eDVBBATSpec())) - return -1; - CONNECT(m_BAT->tableReady, eDVBScan::BATready); + if (m_ready_all & readyNIT) + { + m_NIT = new eTable(); + if (m_NIT->start(m_demux, eDVBNITSpec())) + return -1; + CONNECT(m_NIT->tableReady, eDVBScan::NITready); + } + + m_BAT = 0; + if (m_ready_all & readyBAT) + { + m_BAT = new eTable(); + if (m_BAT->start(m_demux, eDVBBATSpec())) + return -1; + CONNECT(m_BAT->tableReady, eDVBScan::BATready); + } return 0; } @@ -163,12 +203,15 @@ void eDVBScan::BATready(int err) channelDone(); } -void eDVBScan::addChannel(const eDVBChannelID &chid, iDVBFrontendParameters *feparm) +void eDVBScan::addKnownGoodChannel(const eDVBChannelID &chid, iDVBFrontendParameters *feparm) { /* add it to the list of known channels. */ if (chid) m_new_channels.insert(std::pair >(chid, feparm)); - +} + +void eDVBScan::addChannelToScan(const eDVBChannelID &chid, iDVBFrontendParameters *feparm) +{ /* check if we don't already have that channel ... */ /* ... in the list of channels to scan */ @@ -191,7 +234,7 @@ void eDVBScan::addChannel(const eDVBChannelID &chid, iDVBFrontendParameters *fep return; /* otherwise, add it to the todo list. */ - m_ch_toScan.push_back(feparm); + m_ch_toScan.push_front(feparm); // better.. then the rotor not turning wild from east to west :) } int eDVBScan::sameChannel(iDVBFrontendParameters *ch1, iDVBFrontendParameters *ch2) const @@ -217,7 +260,7 @@ void eDVBScan::channelDone() hash); SCAN_eDebug("SDT: "); - ServiceDescriptionTableConstIterator i; + std::vector::const_iterator i; for (i = m_SDT->getSections().begin(); i != m_SDT->getSections().end(); ++i) processSDT(dvbnamespace, **i); m_ready &= ~validSDT; @@ -226,10 +269,10 @@ void eDVBScan::channelDone() if (m_ready & validNIT) { SCAN_eDebug("dumping NIT"); - NetworkInformationTableConstIterator i; + std::vector::const_iterator i; for (i = m_NIT->getSections().begin(); i != m_NIT->getSections().end(); ++i) { - const TransportStreamInfoVector &tsinfovec = *(*i)->getTsInfo(); + const TransportStreamInfoList &tsinfovec = *(*i)->getTsInfo(); for (TransportStreamInfoConstIterator tsinfo(tsinfovec.begin()); tsinfo != tsinfovec.end(); ++tsinfo) @@ -245,20 +288,43 @@ void eDVBScan::channelDone() { switch ((*desc)->getTag()) { -// case SERVICE_LIST_DESCRIPTOR: + case CABLE_DELIVERY_SYSTEM_DESCRIPTOR: + { + CableDeliverySystemDescriptor &d = (CableDeliverySystemDescriptor&)**desc; + ePtr feparm = new eDVBFrontendParameters; + eDVBFrontendParametersCable cable; + cable.set(d); + feparm->setDVBC(cable); + + unsigned long hash=0; + feparm->getHash(hash); + eDVBNamespace ns = buildNamespace(onid, tsid, hash); + + addChannelToScan( + eDVBChannelID(ns, tsid, onid), + feparm); + break; + } + case TERRESTRIAL_DELIVERY_SYSTEM_DESCRIPTOR: + { + TerrestrialDeliverySystemDescriptor &d = (TerrestrialDeliverySystemDescriptor&)**desc; + ePtr feparm = new eDVBFrontendParameters; + eDVBFrontendParametersTerrestrial terr; + terr.set(d); + feparm->setDVBT(terr); + + unsigned long hash=0; + feparm->getHash(hash); + eDVBNamespace ns = buildNamespace(onid, tsid, hash); + + addChannelToScan( + eDVBChannelID(ns, tsid, onid), + feparm); + break; + } case SATELLITE_DELIVERY_SYSTEM_DESCRIPTOR: { SatelliteDeliverySystemDescriptor &d = (SatelliteDeliverySystemDescriptor&)**desc; - SCAN_eDebug("%d kHz, %d%d%d.%d%c %s MOD:%d %d symb/s, fec %d", - d.getFrequency(), - (d.getOrbitalPosition()>>12)&0xF, - (d.getOrbitalPosition()>>8)&0xF, - (d.getOrbitalPosition()>>4)&0xF, - d.getOrbitalPosition()&0xF, d.getWestEastFlag()?'E':'W', - d.getPolarization() ? "hor" : "vert", - d.getModulation(), d.getSymbolRate(), d.getFecInner()); - - /* some sanity checking: below 100MHz is invalid */ if (d.getFrequency() < 10000) break; @@ -270,10 +336,16 @@ void eDVBScan::channelDone() feparm->getHash(hash); eDVBNamespace ns = buildNamespace(onid, tsid, hash); - - addChannel( - eDVBChannelID(ns, tsid, onid), - feparm); + + if ( m_chid_current.dvbnamespace.get() != -1 && + ((ns.get() ^ m_chid_current.dvbnamespace.get()) & 0xFFFF0000)) + eDebug("dropping this transponder, it's on another satellite."); + else + { + addChannelToScan( + eDVBChannelID(ns, tsid, onid), + feparm); + } break; } default: @@ -287,26 +359,151 @@ void eDVBScan::channelDone() m_ready &= ~validNIT; } - if ((m_ready & readyAll) != readyAll) + if ((m_ready & m_ready_all) != m_ready_all) return; SCAN_eDebug("channel done!"); + + /* if we had services on this channel, we declare + this channels as "known good". add it. + + (TODO: not yet implemented) + a NIT entry could have possible overridden + our frontend data with more exact data. + + (TODO: not yet implemented) + the tuning process could have lead to more + exact data than the user entered. + + The channel id was probably corrected + by the data written in the SDT. this is + important, as "initial transponder lists" + usually don't have valid CHIDs (and that's + good). + + These are the reasons for adding the transponder + here, and not before. + */ + + if (!m_chid_current) + eWarning("SCAN: the current channel's ID was not corrected - not adding channel."); + else + addKnownGoodChannel(m_chid_current, m_ch_current); + m_ch_scanned.push_back(m_ch_current); nextChannel(); } -void eDVBScan::start(const std::list > &known_transponders) +void eDVBScan::start(const eSmartPtrList &known_transponders, int flags) { + m_flags = flags; m_ch_toScan.clear(); m_ch_scanned.clear(); m_ch_unavailable.clear(); m_new_channels.clear(); m_new_services.clear(); - m_ch_toScan.insert(m_ch_toScan.end(), known_transponders.begin(), known_transponders.end()); + m_last_service = m_new_services.end(); + + for (eSmartPtrList::const_iterator i(known_transponders.begin()); i != known_transponders.end(); ++i) + { + bool exist=false; + for (std::list >::const_iterator ii(m_ch_toScan.begin()); ii != m_ch_toScan.end(); ++ii) + { + if (sameChannel(*i, *ii)) + { + exist=true; + break; + } + } + if (!exist) + m_ch_toScan.push_back(*i); + } + nextChannel(); } void eDVBScan::insertInto(iDVBChannelList *db) { + if (m_flags & scanRemoveServices) + { + bool clearTerrestrial=false; + bool clearCable=false; + std::set scanned_sat_positions; + + std::list >::iterator it(m_ch_scanned.begin()); + for (;it != m_ch_scanned.end(); ++it) + { + int system; + (*it)->getSystem(system); + switch(system) + { + case iDVBFrontend::feSatellite: + { + eDVBFrontendParametersSatellite sat_parm; + (*it)->getDVBS(sat_parm); + scanned_sat_positions.insert(sat_parm.orbital_position); + break; + } + case iDVBFrontend::feTerrestrial: + { + clearTerrestrial=true; + break; + } + case iDVBFrontend::feCable: + { + clearCable=true; + break; + } + } + } + + for (it=m_ch_unavailable.begin();it != m_ch_unavailable.end(); ++it) + { + int system; + (*it)->getSystem(system); + switch(system) + { + case iDVBFrontend::feSatellite: + { + eDVBFrontendParametersSatellite sat_parm; + (*it)->getDVBS(sat_parm); + scanned_sat_positions.insert(sat_parm.orbital_position); + break; + } + case iDVBFrontend::feTerrestrial: + { + clearTerrestrial=true; + break; + } + case iDVBFrontend::feCable: + { + clearCable=true; + break; + } + } + } + + if (clearTerrestrial) + { + eDVBChannelID chid; + chid.dvbnamespace=0xEEEE0000; + db->removeServices(chid); + } + if (clearCable) + { + eDVBChannelID chid; + chid.dvbnamespace=0xFFFF0000; + db->removeServices(chid); + } + for (std::set::iterator x(scanned_sat_positions.begin()); x != scanned_sat_positions.end(); ++x) + { + eDVBChannelID chid; + if (m_flags & scanDontRemoveFeeds) + chid.dvbnamespace = eDVBNamespace((*x)<<16); + eDebug("remove %d %08x", *x, chid.dvbnamespace.get()); + db->removeServices(chid, *x); + } + } + for (std::map >::const_iterator ch(m_new_channels.begin()); ch != m_new_channels.end(); ++ch) db->addChannelToList(ch->first, ch->second); @@ -315,18 +512,28 @@ void eDVBScan::insertInto(iDVBChannelList *db) { ePtr dvb_service; if (!db->getService(service->first, dvb_service)) + { *dvb_service = *service->second; + dvb_service->m_flags &= ~eDVBService::dxNewFound; + } else + { db->addService(service->first, service->second); + service->second->m_flags |= eDVBService::dxNewFound; + } } } -RESULT eDVBScan::processSDT(eDVBNamespace dvbnamespace, const ServiceDescriptionTable &sdt) +RESULT eDVBScan::processSDT(eDVBNamespace dvbnamespace, const ServiceDescriptionSection &sdt) { - const ServiceDescriptionVector &services = *sdt.getDescriptions(); + const ServiceDescriptionList &services = *sdt.getDescriptions(); SCAN_eDebug("ONID: %04x", sdt.getOriginalNetworkId()); eDVBChannelID chid(dvbnamespace, sdt.getTransportStreamId(), sdt.getOriginalNetworkId()); + /* save correct CHID for this channel if this is an ACTUAL_SDT */ + if (sdt.getTableId() == TID_SDT_ACTUAL) + m_chid_current = chid; + for (ServiceDescriptionConstIterator s(services.begin()); s != services.end(); ++s) { SCAN_eDebugNoNewLine("SID %04x: ", (*s)->getServiceId()); @@ -350,17 +557,19 @@ RESULT eDVBScan::processSDT(eDVBNamespace dvbnamespace, const ServiceDescription case SERVICE_DESCRIPTOR: { ServiceDescriptor &d = (ServiceDescriptor&)**desc; - SCAN_eDebug("name '%s', provider_name '%s'", d.getServiceName().c_str(), d.getServiceProviderName().c_str()); - service->m_service_name = d.getServiceName(); - service->m_provider_name = d.getServiceProviderName(); + service->m_service_name = convertDVBUTF8(d.getServiceName()); + service->genSortName(); + + service->m_provider_name = convertDVBUTF8(d.getServiceProviderName()); + SCAN_eDebug("name '%s', provider_name '%s'", service->m_service_name.c_str(), service->m_provider_name.c_str()); break; } case CA_IDENTIFIER_DESCRIPTOR: { CaIdentifierDescriptor &d = (CaIdentifierDescriptor&)**desc; - const CaSystemIdVector &caids = *d.getCaSystemIds(); + const CaSystemIdList &caids = *d.getCaSystemIds(); SCAN_eDebugNoNewLine("CA "); - for (CaSystemIdVector::const_iterator i(caids.begin()); i != caids.end(); ++i) + for (CaSystemIdList::const_iterator i(caids.begin()); i != caids.end(); ++i) { SCAN_eDebugNoNewLine("%04x ", *i); service->m_ca.insert(*i); @@ -374,7 +583,13 @@ RESULT eDVBScan::processSDT(eDVBNamespace dvbnamespace, const ServiceDescription } } - m_new_services.insert(std::pair >(ref, service)); + std::pair >::iterator, bool> i = m_new_services.insert(std::pair >(ref, service)); + + if (i.second) + { + m_last_service = i.first; + m_event(evtNewService); + } } return 0; } @@ -391,3 +606,11 @@ void eDVBScan::getStats(int &transponders_done, int &transponders_total, int &se transponders_total = m_ch_toScan.size() + transponders_done; services = m_new_services.size(); } + +void eDVBScan::getLastServiceName(std::string &last_service_name) +{ + if (m_last_service == m_new_services.end()) + last_service_name = ""; + else + last_service_name = m_last_service->second->m_service_name; +}