#include <lib/dvb/idvb.h>
-#include <dvbsi++/service_description_section.h>
-#include <dvbsi++/network_information_section.h>
-#include <dvbsi++/bouquet_association_section.h>
#include <dvbsi++/descriptor_tag.h>
#include <dvbsi++/service_descriptor.h>
#include <dvbsi++/satellite_delivery_system_descriptor.h>
+#include <dvbsi++/terrestrial_delivery_system_descriptor.h>
+#include <dvbsi++/cable_delivery_system_descriptor.h>
#include <dvbsi++/ca_identifier_descriptor.h>
#include <lib/dvb/specs.h>
#include <lib/dvb/esection.h>
#include <lib/base/estring.h>
#include <errno.h>
-#define SCAN_eDebug(x...) eDebug(x)
-#define SCAN_eDebugNoNewLine(x...) eDebugNoNewLine(x)
+static bool scan_debug;
+#define SCAN_eDebug(x...) do { if (scan_debug) eDebug(x); } while(0)
+#define SCAN_eDebugNoNewLine(x...) do { if (scan_debug) eDebugNoNewLine(x); } while(0)
DEFINE_REF(eDVBScan);
-eDVBScan::eDVBScan(iDVBChannel *channel): m_channel(channel)
+eDVBScan::eDVBScan(iDVBChannel *channel, bool usePAT, bool debug)
+ :m_channel(channel), m_channel_state(iDVBChannel::state_idle)
+ ,m_ready(0), m_ready_all(usePAT ? (readySDT|readyPAT) : readySDT)
+ ,m_flags(0), m_usePAT(usePAT)
{
+ scan_debug=debug;
if (m_channel->getDemux(m_demux))
SCAN_eDebug("scan: failed to allocate demux!");
m_channel->connectStateChange(slot(*this, &eDVBScan::stateChange), m_stateChanged_connection);
{
ePtr<iDVBFrontend> fe;
- m_SDT = 0; m_BAT = 0; m_NIT = 0;
+ m_SDT = 0; m_PAT = 0; m_BAT = 0; m_NIT = 0;
m_ready = 0;
-
+
/* check what we need */
m_ready_all = readySDT;
if (m_flags & scanSearchBAT)
m_ready_all |= readyBAT;
-
+
+ if (m_usePAT)
+ m_ready_all |= readyPAT;
+
if (m_ch_toScan.empty())
{
- eDebug("no channels left to scan.");
- eDebug("%d channels scanned, %d were unavailable.",
+ SCAN_eDebug("no channels left to scan.");
+ SCAN_eDebug("%d channels scanned, %d were unavailable.",
m_ch_scanned.size(), m_ch_unavailable.size());
- eDebug("%d channels in database.", m_new_channels.size());
+ SCAN_eDebug("%d channels in database.", m_new_channels.size());
m_event(evtFinish);
return -ENOENT;
}
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_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;
}
RESULT eDVBScan::startFilter()
{
+ bool startSDT=true;
assert(m_demux);
-
+
/* only start required filters filter */
-
- m_SDT = 0;
- if (m_ready_all & readySDT)
+ if (m_ready_all & readyPAT)
+ startSDT = m_ready & readyPAT;
+
+ m_SDT = 0;
+ if (startSDT && (m_ready_all & readySDT))
{
m_SDT = new eTable<ServiceDescriptionSection>();
- if (m_SDT->start(m_demux, eDVBSDTSpec()))
+ int tsid=-1;
+ if (m_ready & readyPAT && m_ready & validPAT)
+ {
+ std::vector<ProgramAssociationSection*>::const_iterator i =
+ m_PAT->getSections().begin();
+ assert(i != m_PAT->getSections().end());
+ tsid = (*i)->getTableIdExtension(); // in PAT this is the transport stream id
+
+ // KabelBW HACK ... on 618 Mhz the transport stream id in PAT and SDT is different
+ {
+ int type;
+ m_ch_current->getSystem(type);
+ if (type == iDVBFrontend::feCable)
+ {
+ eDVBFrontendParametersCable parm;
+ m_ch_current->getDVBC(parm);
+ if (tsid == 0x00d7 & abs(parm.frequency-618000) < 2000)
+ tsid = -1;
+ }
+ }
+ }
+ if (tsid == -1 && m_SDT->start(m_demux, eDVBSDTSpec()))
+ return -1;
+ else if (m_SDT->start(m_demux, eDVBSDTSpec(tsid, true)))
return -1;
CONNECT(m_SDT->tableReady, eDVBScan::SDTready);
}
- m_NIT = 0;
- if (m_ready_all & readyNIT)
+ if (!(m_ready & readyPAT))
{
- m_NIT = new eTable<NetworkInformationSection>();
- if (m_NIT->start(m_demux, eDVBNITSpec()))
- return -1;
- CONNECT(m_NIT->tableReady, eDVBScan::NITready);
- }
+ m_PAT = 0;
+ if (m_ready_all & readyPAT)
+ {
+ m_PAT = new eTable<ProgramAssociationSection>();
+ if (m_PAT->start(m_demux, eDVBPATSpec()))
+ return -1;
+ CONNECT(m_PAT->tableReady, eDVBScan::PATready);
+ }
- m_BAT = 0;
- if (m_ready_all & readyBAT)
- {
- m_BAT = new eTable<BouquetAssociationSection>();
- if (m_BAT->start(m_demux, eDVBBATSpec()))
- return -1;
- CONNECT(m_BAT->tableReady, eDVBScan::BATready);
+ m_NIT = 0;
+ if (m_ready_all & readyNIT)
+ {
+ m_NIT = new eTable<NetworkInformationSection>();
+ 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<BouquetAssociationSection>();
+ if (m_BAT->start(m_demux, eDVBBATSpec()))
+ return -1;
+ CONNECT(m_BAT->tableReady, eDVBScan::BATready);
+ }
}
-
+
return 0;
}
channelDone();
}
+void eDVBScan::PATready(int err)
+{
+ SCAN_eDebug("got pat");
+ m_ready |= readyPAT;
+ if (!err)
+ m_ready |= validPAT;
+ startFilter(); // for starting the SDT filter
+}
+
void eDVBScan::addKnownGoodChannel(const eDVBChannelID &chid, iDVBFrontendParameters *feparm)
{
/* add it to the list of known channels. */
void eDVBScan::addChannelToScan(const eDVBChannelID &chid, iDVBFrontendParameters *feparm)
{
/* check if we don't already have that channel ... */
-
+
+ int type;
+ feparm->getSystem(type);
+
+ switch(type)
+ {
+ case iDVBFrontend::feSatellite:
+ {
+ eDVBFrontendParametersSatellite parm;
+ feparm->getDVBS(parm);
+ eDebug("try to add %d %d %d %d %d %d",
+ parm.orbital_position, parm.frequency, parm.symbol_rate, parm.polarisation, parm.fec, parm.modulation);
+ break;
+ }
+ case iDVBFrontend::feCable:
+ {
+ eDVBFrontendParametersCable parm;
+ feparm->getDVBC(parm);
+ eDebug("try to add %d %d %d %d",
+ parm.frequency, parm.symbol_rate, parm.modulation, parm.fec_inner);
+ break;
+ }
+ case iDVBFrontend::feTerrestrial:
+ {
+ eDVBFrontendParametersTerrestrial parm;
+ feparm->getDVBT(parm);
+ eDebug("try to add %d %d %d %d %d %d %d %d",
+ parm.frequency, parm.modulation, parm.transmission_mode, parm.hierarchy,
+ parm.guard_interval, parm.code_rate_LP, parm.code_rate_HP, parm.bandwidth);
+ break;
+ }
+ }
+
+ int found_count=0;
/* ... in the list of channels to scan */
- for (std::list<ePtr<iDVBFrontendParameters> >::const_iterator i(m_ch_toScan.begin()); i != m_ch_toScan.end(); ++i)
+ for (std::list<ePtr<iDVBFrontendParameters> >::iterator i(m_ch_toScan.begin()); i != m_ch_toScan.end();)
+ {
if (sameChannel(*i, feparm))
- return;
+ {
+ if (!found_count)
+ {
+ *i = feparm; // update
+ eDebug("update");
+ }
+ else
+ {
+ eDebug("remove dupe");
+ m_ch_toScan.erase(i++);
+ continue;
+ }
+ ++found_count;
+ }
+ ++i;
+ }
+
+ if (found_count > 0)
+ {
+ eDebug("already in todo list");
+ return;
+ }
/* ... in the list of successfully scanned channels */
for (std::list<ePtr<iDVBFrontendParameters> >::const_iterator i(m_ch_scanned.begin()); i != m_ch_scanned.end(); ++i)
if (sameChannel(*i, feparm))
+ {
+ eDebug("successfully scanned");
return;
-
+ }
+
/* ... in the list of unavailable channels */
for (std::list<ePtr<iDVBFrontendParameters> >::const_iterator i(m_ch_unavailable.begin()); i != m_ch_unavailable.end(); ++i)
- if (sameChannel(*i, feparm))
+ if (sameChannel(*i, feparm, true))
+ {
+ eDebug("scanned but not available");
return;
+ }
/* ... on the current channel */
if (sameChannel(m_ch_current, feparm))
+ {
+ eDebug("is current");
return;
+ }
+ eDebug("really add");
/* otherwise, add it to the todo list. */
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
+int eDVBScan::sameChannel(iDVBFrontendParameters *ch1, iDVBFrontendParameters *ch2, bool exact) const
{
int diff;
- if (ch1->calculateDifference(ch2, diff))
+ if (ch1->calculateDifference(ch2, diff, exact))
return 0;
if (diff < 4000) // more than 4mhz difference?
return 1;
if (m_ready & validSDT)
{
unsigned long hash = 0;
+
+ // m_ch_current is not set, when eDVBScan is just used for a SDT update
+ if (!m_ch_current)
+ m_channel->getCurrentFrontendParameters(m_ch_current);
+
m_ch_current->getHash(hash);
eDVBNamespace dvbnamespace = buildNamespace(
if (m_ready & validNIT)
{
+ int system;
+ std::list<ePtr<iDVBFrontendParameters> > m_ch_toScan_backup;
+ m_ch_current->getSystem(system);
SCAN_eDebug("dumping NIT");
+ if (m_flags & clearToScanOnFirstNIT)
+ {
+ m_ch_toScan_backup = m_ch_toScan;
+ m_ch_toScan.clear();
+ }
std::vector<NetworkInformationSection*>::const_iterator i;
for (i = m_NIT->getSections().begin(); i != m_NIT->getSections().end(); ++i)
{
{
switch ((*desc)->getTag())
{
-// case SERVICE_LIST_DESCRIPTOR:
+ case CABLE_DELIVERY_SYSTEM_DESCRIPTOR:
+ {
+ if (system != iDVBFrontend::feCable)
+ break; // when current locked transponder is no cable transponder ignore this descriptor
+ CableDeliverySystemDescriptor &d = (CableDeliverySystemDescriptor&)**desc;
+ ePtr<eDVBFrontendParameters> 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:
+ {
+ if (system != iDVBFrontend::feTerrestrial)
+ break; // when current locked transponder is no terrestrial transponder ignore this descriptor
+ TerrestrialDeliverySystemDescriptor &d = (TerrestrialDeliverySystemDescriptor&)**desc;
+ ePtr<eDVBFrontendParameters> 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:
{
+ if (system != iDVBFrontend::feSatellite)
+ break; // when current locked transponder is no satellite transponder ignore this 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;
ePtr<eDVBFrontendParameters> feparm = new eDVBFrontendParameters;
eDVBFrontendParametersSatellite sat;
sat.set(d);
+
+ eDVBFrontendParametersSatellite p;
+ m_ch_current->getDVBS(p);
+
+ if ( abs(p.orbital_position - sat.orbital_position) < 5 )
+ sat.orbital_position = p.orbital_position;
+
+ if ( abs(abs(3600 - p.orbital_position) - sat.orbital_position) < 5 )
+ {
+ eDebug("found transponder with incorrect west/east flag ... correct this");
+ sat.orbital_position = p.orbital_position;
+ }
+
feparm->setDVBS(sat);
- unsigned long hash=0;
- feparm->getHash(hash);
-
- eDVBNamespace ns = buildNamespace(onid, tsid, hash);
-
- if ( m_chid_current.dvbnamespace.get() != -1 &&
- ((ns.get() ^ m_chid_current.dvbnamespace.get()) & 0xFFFF0000))
- eDebug("dropping this transponder, it's on another satellite.");
+
+ if ( p.orbital_position != sat.orbital_position)
+ SCAN_eDebug("dropping this transponder, it's on another satellite.");
else
{
+ unsigned long hash=0;
+ feparm->getHash(hash);
addChannelToScan(
- eDVBChannelID(ns, tsid, onid),
+ eDVBChannelID(buildNamespace(onid, tsid, hash), tsid, onid),
feparm);
}
break;
break;
}
}
-
}
+
}
+
+ /* a pitfall is to have the clearToScanOnFirstNIT-flag set, and having channels which have
+ no or invalid NIT. this code will not erase the toScan list unless at least one valid entry
+ has been found.
+
+ This is not a perfect solution, as the channel could contain a partial NIT. Life's bad.
+ */
+ if (m_flags & clearToScanOnFirstNIT)
+ {
+ if (m_ch_toScan.empty())
+ {
+ eWarning("clearToScanOnFirstNIT was set, but NIT is invalid. Refusing to stop scan.");
+ m_ch_toScan = m_ch_toScan_backup;
+ } else
+ m_flags &= ~clearToScanOnFirstNIT;
+ }
m_ready &= ~validNIT;
}
addKnownGoodChannel(m_chid_current, m_ch_current);
m_ch_scanned.push_back(m_ch_current);
+
+ for (std::list<ePtr<iDVBFrontendParameters> >::iterator i(m_ch_toScan.begin()); i != m_ch_toScan.end();)
+ {
+ if (sameChannel(*i, m_ch_current))
+ {
+ eDebug("remove dupe 2");
+ m_ch_toScan.erase(i++);
+ continue;
+ }
+ ++i;
+ }
+
nextChannel();
}
m_ch_unavailable.clear();
m_new_channels.clear();
m_new_services.clear();
+ m_last_service = m_new_services.end();
for (eSmartPtrList<iDVBFrontendParameters>::const_iterator i(known_transponders.begin()); i != known_transponders.end(); ++i)
{
bool exist=false;
for (std::list<ePtr<iDVBFrontendParameters> >::const_iterator ii(m_ch_toScan.begin()); ii != m_ch_toScan.end(); ++ii)
{
- if (sameChannel(*i, *ii))
+ if (sameChannel(*i, *ii, true))
{
exist=true;
break;
nextChannel();
}
-void eDVBScan::insertInto(iDVBChannelList *db)
+void eDVBScan::insertInto(iDVBChannelList *db, bool dontRemoveOldFlags)
{
+ if (m_flags & scanRemoveServices)
+ {
+ bool clearTerrestrial=false;
+ bool clearCable=false;
+ std::set<unsigned int> scanned_sat_positions;
+
+ std::list<ePtr<iDVBFrontendParameters> >::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<unsigned int>::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<eDVBChannelID, ePtr<iDVBFrontendParameters> >::const_iterator
ch(m_new_channels.begin()); ch != m_new_channels.end(); ++ch)
db->addChannelToList(ch->first, ch->second);
{
ePtr<eDVBService> dvb_service;
if (!db->getService(service->first, dvb_service))
- *dvb_service = *service->second;
+ {
+ if (dvb_service->m_flags & eDVBService::dxNoSDT)
+ continue;
+ if (!(dvb_service->m_flags & eDVBService::dxHoldName))
+ {
+ dvb_service->m_service_name = service->second->m_service_name;
+ dvb_service->m_service_name_sort = service->second->m_service_name_sort;
+ }
+ dvb_service->m_provider_name = service->second->m_provider_name;
+ if (service->second->m_ca.size())
+ dvb_service->m_ca = service->second->m_ca;
+ if (!dontRemoveOldFlags) // do not remove new found flags when not wished
+ dvb_service->m_flags &= ~eDVBService::dxNewFound;
+ }
else
+ {
db->addService(service->first, service->second);
+ if (!(m_flags & scanRemoveServices))
+ service->second->m_flags |= eDVBService::dxNewFound;
+ }
}
}
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;
-
+ /* save correct CHID for this channel */
+ m_chid_current = chid;
+
for (ServiceDescriptionConstIterator s(services.begin()); s != services.end(); ++s)
{
SCAN_eDebugNoNewLine("SID %04x: ", (*s)->getServiceId());
for (CaSystemIdList::const_iterator i(caids.begin()); i != caids.end(); ++i)
{
SCAN_eDebugNoNewLine("%04x ", *i);
- service->m_ca.insert(*i);
+ service->m_ca.push_front(*i);
}
SCAN_eDebug("");
break;
}
}
- m_new_services.insert(std::pair<eServiceReferenceDVB, ePtr<eDVBService> >(ref, service));
+ std::pair<std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator, bool> i = m_new_services.insert(std::pair<eServiceReferenceDVB, ePtr<eDVBService> >(ref, service));
+
+ if (i.second)
+ {
+ m_last_service = i.first;
+ m_event(evtNewService);
+ }
}
return 0;
}
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;
+}
+
+RESULT eDVBScan::getFrontend(ePtr<iDVBFrontend> &fe)
+{
+ if (m_channel)
+ return m_channel->getFrontend(fe);
+ fe = 0;
+ return -1;
+}
+
+RESULT eDVBScan::getCurrentTransponder(ePtr<iDVBFrontendParameters> &tp)
+{
+ if (m_ch_current)
+ {
+ tp = m_ch_current;
+ return 0;
+ }
+ tp = 0;
+ return -1;
+}
git.cweiske.de / enigma2.git / blobdiff