X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/54bd4123728628a6f77bad2584b70d1353a91666..f3b1a20b183c612caf5122ebc4540a8fe4fff486:/lib/dvb/scan.cpp diff --git a/lib/dvb/scan.cpp b/lib/dvb/scan.cpp index 65eb053c..8865f304 100644 --- a/lib/dvb/scan.cpp +++ b/lib/dvb/scan.cpp @@ -1,20 +1,21 @@ #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...) -#define SCAN_eDebugNoNewLine(x...) +#define SCAN_eDebug(x...) eDebug(x) +#define SCAN_eDebugNoNewLine(x...) eDebugNoNewLine(x) DEFINE_REF(eDVBScan); @@ -29,29 +30,28 @@ 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 +68,12 @@ 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 +82,17 @@ 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."); @@ -93,14 +104,33 @@ RESULT eDVBScan::nextChannel() } m_ch_current = m_ch_toScan.front(); + m_ch_toScan.pop_front(); if (m_channel->getFrontend(fe)) + { + 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)) + { + return nextChannel(); + m_event(evtFail); return -EINVAL; + } m_event(evtUpdate); return 0; @@ -110,21 +140,35 @@ 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; } @@ -156,12 +200,15 @@ 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 */ @@ -210,7 +257,7 @@ 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; @@ -219,10 +266,10 @@ 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) @@ -263,10 +310,16 @@ 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: @@ -280,15 +333,43 @@ 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(); @@ -314,12 +395,16 @@ void eDVBScan::insertInto(iDVBChannelList *db) } } -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()); @@ -343,17 +428,19 @@ 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);