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authorKlaus Schmidinger <vdr@tvdr.de>2006-05-27 15:35:16 +0200
committerKlaus Schmidinger <vdr@tvdr.de>2006-05-27 15:35:16 +0200
commite4d3a28acd31b4ce1bcc8da2d51f041c98c652e5 (patch)
treeded8723fa48518e2953a06d17383ebb64a56ec6c /nit.c
parentebd579a64a659b4ed2814cb7903e3d4ee7032501 (diff)
downloadvdr-e4d3a28acd31b4ce1bcc8da2d51f041c98c652e5.tar.gz
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Now processing the "frequency list descriptor"
Diffstat (limited to 'nit.c')
-rw-r--r--nit.c142
1 files changed, 104 insertions, 38 deletions
diff --git a/nit.c b/nit.c
index 27b90fd1..007093db 100644
--- a/nit.c
+++ b/nit.c
@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
- * $Id: nit.c 1.11 2006/04/15 14:10:42 kls Exp $
+ * $Id: nit.c 1.12 2006/05/27 15:35:16 kls Exp $
*/
#include "nit.h"
@@ -48,7 +48,7 @@ void cNitFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
if (nits[j].hasTransponder) {
networkId = nits[j].networkId;
//printf("taking NIT with network ID %d\n", networkId);
- //XXX what if more than one NIT contaisn this transponder???
+ //XXX what if more than one NIT contains this transponder???
break;
}
}
@@ -95,46 +95,84 @@ void cNitFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
SI::NIT::TransportStream ts;
for (SI::Loop::Iterator it; nit.transportStreamLoop.getNext(ts, it); ) {
SI::Descriptor *d;
+
+ SI::Loop::Iterator it2;
+ SI::FrequencyListDescriptor *fld = (SI::FrequencyListDescriptor *)ts.transportStreamDescriptors.getNext(it2, SI::FrequencyListDescriptorTag);
+ int NumFrequencies = fld ? fld->frequencies.getCount() + 1 : 1;
+ int Frequencies[NumFrequencies];
+ if (fld) {
+ int ct = fld->getCodingType();
+ if (ct > 0) {
+ int n = 1;
+ for (SI::Loop::Iterator it3; fld->frequencies.hasNext(it3); ) {
+ int f = fld->frequencies.getNext(it3);
+ switch (ct) {
+ case 1: f = BCD2INT(f) / 100; break;
+ case 2: f = BCD2INT(f) / 10; break;
+ case 3: f = f * 10; break;
+ }
+ Frequencies[n++] = f;
+ }
+ }
+ else
+ NumFrequencies = 1;
+ }
+ delete fld;
+
for (SI::Loop::Iterator it2; (d = ts.transportStreamDescriptors.getNext(it2)); ) {
switch (d->getDescriptorTag()) {
case SI::SatelliteDeliverySystemDescriptorTag: {
SI::SatelliteDeliverySystemDescriptor *sd = (SI::SatelliteDeliverySystemDescriptor *)d;
int Source = cSource::FromData(cSource::stSat, BCD2INT(sd->getOrbitalPosition()), sd->getWestEastFlag());
- int Frequency = BCD2INT(sd->getFrequency()) / 100;
+ int Frequency = Frequencies[0] = BCD2INT(sd->getFrequency()) / 100;
static char Polarizations[] = { 'h', 'v', 'l', 'r' };
char Polarization = Polarizations[sd->getPolarization()];
static int CodeRates[] = { FEC_NONE, FEC_1_2, FEC_2_3, FEC_3_4, FEC_5_6, FEC_7_8, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_NONE };
int CodeRate = CodeRates[sd->getFecInner()];
int SymbolRate = BCD2INT(sd->getSymbolRate()) / 10;
if (ThisNIT >= 0) {
- if (ISTRANSPONDER(cChannel::Transponder(Frequency, Polarization), Transponder())) {
- nits[ThisNIT].hasTransponder = true;
- //printf("has transponder %d\n", Transponder());
- }
+ for (int n = 0; n < NumFrequencies; n++) {
+ if (ISTRANSPONDER(cChannel::Transponder(Frequencies[n], Polarization), Transponder())) {
+ nits[ThisNIT].hasTransponder = true;
+ //printf("has transponder %d\n", Transponder());
+ break;
+ }
+ }
break;
}
bool found = false;
for (cChannel *Channel = Channels.First(); Channel; Channel = Channels.Next(Channel)) {
if (!Channel->GroupSep() && Channel->Source() == Source && Channel->Nid() == ts.getOriginalNetworkId() && Channel->Tid() == ts.getTransportStreamId()) {
- if (Setup.UpdateChannels >= 5)
+ if (Setup.UpdateChannels >= 5) {
+ if (!ISTRANSPONDER(cChannel::Transponder(Frequency, Polarization), Channel->Transponder())) {
+ for (int n = 0; n < NumFrequencies; n++) {
+ if (ISTRANSPONDER(cChannel::Transponder(Frequencies[n], Polarization), Channel->Transponder())) {
+ Frequency = Frequencies[n];
+ break;
+ }
+ }
+ }
Channel->SetSatTransponderData(Source, Frequency, Polarization, SymbolRate, CodeRate);
+ }
found = true;
}
}
if (!found && Setup.UpdateChannels >= 5) {
- cChannel *Channel = new cChannel;
- Channel->SetId(ts.getOriginalNetworkId(), ts.getTransportStreamId(), 0, 0);
- if (Channel->SetSatTransponderData(Source, Frequency, Polarization, SymbolRate, CodeRate))
- EITScanner.AddTransponder(Channel);
- else
- delete Channel;
+ for (int n = 0; n < NumFrequencies; n++) {
+ cChannel *Channel = new cChannel;
+ Channel->SetId(ts.getOriginalNetworkId(), ts.getTransportStreamId(), 0, 0);
+ if (Channel->SetSatTransponderData(Source, Frequencies[n], Polarization, SymbolRate, CodeRate))
+ EITScanner.AddTransponder(Channel);
+ else
+ delete Channel;
+ }
}
}
break;
case SI::CableDeliverySystemDescriptorTag: {
SI::CableDeliverySystemDescriptor *sd = (SI::CableDeliverySystemDescriptor *)d;
int Source = cSource::FromData(cSource::stCable);
- int Frequency = BCD2INT(sd->getFrequency()) / 10;
+ int Frequency = Frequencies[0] = BCD2INT(sd->getFrequency()) / 10;
//XXX FEC_outer???
static int CodeRates[] = { FEC_NONE, FEC_1_2, FEC_2_3, FEC_3_4, FEC_5_6, FEC_7_8, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_AUTO, FEC_NONE };
int CodeRate = CodeRates[sd->getFecInner()];
@@ -142,34 +180,48 @@ void cNitFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
int Modulation = Modulations[min(sd->getModulation(), 6)];
int SymbolRate = BCD2INT(sd->getSymbolRate()) / 10;
if (ThisNIT >= 0) {
- if (ISTRANSPONDER(Frequency / 1000, Transponder())) {
- nits[ThisNIT].hasTransponder = true;
- //printf("has transponder %d\n", Transponder());
- }
+ for (int n = 0; n < NumFrequencies; n++) {
+ if (ISTRANSPONDER(Frequencies[n] / 1000, Transponder())) {
+ nits[ThisNIT].hasTransponder = true;
+ //printf("has transponder %d\n", Transponder());
+ break;
+ }
+ }
break;
}
bool found = false;
for (cChannel *Channel = Channels.First(); Channel; Channel = Channels.Next(Channel)) {
if (!Channel->GroupSep() && Channel->Source() == Source && Channel->Nid() == ts.getOriginalNetworkId() && Channel->Tid() == ts.getTransportStreamId()) {
- if (Setup.UpdateChannels >= 5)
+ if (Setup.UpdateChannels >= 5) {
+ if (!ISTRANSPONDER(Frequency / 1000, Channel->Transponder())) {
+ for (int n = 0; n < NumFrequencies; n++) {
+ if (ISTRANSPONDER(Frequencies[n] / 1000, Channel->Transponder())) {
+ Frequency = Frequencies[n];
+ break;
+ }
+ }
+ }
Channel->SetCableTransponderData(Source, Frequency, Modulation, SymbolRate, CodeRate);
+ }
found = true;
}
}
if (!found && Setup.UpdateChannels >= 5) {
- cChannel *Channel = new cChannel;
- Channel->SetId(ts.getOriginalNetworkId(), ts.getTransportStreamId(), 0, 0);
- if (Channel->SetCableTransponderData(Source, Frequency, Modulation, SymbolRate, CodeRate))
- EITScanner.AddTransponder(Channel);
- else
- delete Channel;
+ for (int n = 0; n < NumFrequencies; n++) {
+ cChannel *Channel = new cChannel;
+ Channel->SetId(ts.getOriginalNetworkId(), ts.getTransportStreamId(), 0, 0);
+ if (Channel->SetCableTransponderData(Source, Frequencies[n], Modulation, SymbolRate, CodeRate))
+ EITScanner.AddTransponder(Channel);
+ else
+ delete Channel;
+ }
}
}
break;
case SI::TerrestrialDeliverySystemDescriptorTag: {
SI::TerrestrialDeliverySystemDescriptor *sd = (SI::TerrestrialDeliverySystemDescriptor *)d;
int Source = cSource::FromData(cSource::stTerr);
- int Frequency = sd->getFrequency() * 10;
+ int Frequency = Frequencies[0] = sd->getFrequency() * 10;
static int Bandwidths[] = { BANDWIDTH_8_MHZ, BANDWIDTH_7_MHZ, BANDWIDTH_6_MHZ, BANDWIDTH_AUTO, BANDWIDTH_AUTO, BANDWIDTH_AUTO, BANDWIDTH_AUTO, BANDWIDTH_AUTO };
int Bandwidth = Bandwidths[sd->getBandwidth()];
static int Constellations[] = { QPSK, QAM_16, QAM_64, QAM_AUTO };
@@ -184,27 +236,41 @@ void cNitFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
static int TransmissionModes[] = { TRANSMISSION_MODE_2K, TRANSMISSION_MODE_8K, TRANSMISSION_MODE_AUTO, TRANSMISSION_MODE_AUTO };
int TransmissionMode = TransmissionModes[sd->getTransmissionMode()];
if (ThisNIT >= 0) {
- if (ISTRANSPONDER(Frequency / 1000000, Transponder())) {
- nits[ThisNIT].hasTransponder = true;
- //printf("has transponder %d\n", Transponder());
- }
+ for (int n = 0; n < NumFrequencies; n++) {
+ if (ISTRANSPONDER(Frequencies[n] / 1000000, Transponder())) {
+ nits[ThisNIT].hasTransponder = true;
+ //printf("has transponder %d\n", Transponder());
+ break;
+ }
+ }
break;
}
bool found = false;
for (cChannel *Channel = Channels.First(); Channel; Channel = Channels.Next(Channel)) {
if (!Channel->GroupSep() && Channel->Source() == Source && Channel->Nid() == ts.getOriginalNetworkId() && Channel->Tid() == ts.getTransportStreamId()) {
- if (Setup.UpdateChannels >= 5)
+ if (Setup.UpdateChannels >= 5) {
+ if (!ISTRANSPONDER(Frequency / 1000000, Channel->Transponder())) {
+ for (int n = 0; n < NumFrequencies; n++) {
+ if (ISTRANSPONDER(Frequencies[n] / 1000000, Channel->Transponder())) {
+ Frequency = Frequencies[n];
+ break;
+ }
+ }
+ }
Channel->SetTerrTransponderData(Source, Frequency, Bandwidth, Constellation, Hierarchy, CodeRateHP, CodeRateLP, GuardInterval, TransmissionMode);
+ }
found = true;
}
}
if (!found && Setup.UpdateChannels >= 5) {
- cChannel *Channel = new cChannel;
- Channel->SetId(ts.getOriginalNetworkId(), ts.getTransportStreamId(), 0, 0);
- if (Channel->SetTerrTransponderData(Source, Frequency, Bandwidth, Constellation, Hierarchy, CodeRateHP, CodeRateLP, GuardInterval, TransmissionMode))
- EITScanner.AddTransponder(Channel);
- else
- delete Channel;
+ for (int n = 0; n < NumFrequencies; n++) {
+ cChannel *Channel = new cChannel;
+ Channel->SetId(ts.getOriginalNetworkId(), ts.getTransportStreamId(), 0, 0);
+ if (Channel->SetTerrTransponderData(Source, Frequencies[n], Bandwidth, Constellation, Hierarchy, CodeRateHP, CodeRateLP, GuardInterval, TransmissionMode))
+ EITScanner.AddTransponder(Channel);
+ else
+ delete Channel;
+ }
}
}
break;