#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 <errno.h>
static bool scan_debug;
-#define SCAN_eDebug(x...) if (scan_debug) eDebug(x)
-#define SCAN_eDebugNoNewLine(x...) if (scan_debug) eDebugNoNewLine(x)
+#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, bool debug)
+eDVBScan::eDVBScan(iDVBChannel *channel, bool usePAT, bool debug)
:m_channel(channel), m_channel_state(iDVBChannel::state_idle)
- ,m_ready(0), m_ready_all(readySDT), m_flags(0)
+ ,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))
m_SDT = 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())
{
SCAN_eDebug("no channels left to scan.");
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()))
+ if (m_ready & readyPAT && m_ready & validPAT)
+ {
+ std::vector<ProgramAssociationSection*>::const_iterator i =
+ m_PAT->getSections().begin();
+ assert(i != m_PAT->getSections().end());
+ int tsid = (*i)->getTableIdExtension(); // in PAT this is the transport stream id
+ if (m_SDT->start(m_demux, eDVBSDTSpec(tsid, true)))
+ return -1;
+ }
+ else if (m_SDT->start(m_demux, eDVBSDTSpec()))
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. */
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());