/// <summary>
internal override bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (commandInterface == null)
{
return(false);
}
SatelliteFrequency frequency = tuningSpec.Frequency as SatelliteFrequency;
DirectShowAPI.Pilot pilot = DsUtils.GetNativePilot(frequency.Pilot);
reply = commandInterface.put_Pilot(pilot);
if (reply != 0)
{
Logger.Instance.Write("Win7API DVB-S2 handler: Set Pilot command failed error code 0x" + reply.ToString("X"));
}
else
{
Logger.Instance.Write("Win7API DVB-S2 handler: Set Pilot command succeeded");
DirectShowAPI.RollOff rollOff = DsUtils.GetNativeRollOff(frequency.RollOff);
reply = commandInterface.put_RollOff(ref rollOff);
if (reply != 0)
{
Logger.Instance.Write("Win7API DVB-S2 handler: Set Rolloff command failed error code 0x" + reply.ToString("X"));
}
else
{
Logger.Instance.Write("Win7API DVB-S2 handler: Set Rolloff command succeeded");
}
}
return(reply == 0);
}
private bool processPort(int lnbNumber, TuningSpec tuningSpec)
{
BurstModulationType modulationType;
if (lnbNumber == 1) //for simple diseqc switches (i.e. 22KHz tone burst)
{
modulationType = BurstModulationType.TONE_BURST_UNMODULATED;
}
else
{
modulationType = BurstModulationType.TONE_BURST_MODULATED; //default to tone_burst_modulated
}
bool commandReply = sendCommand(GetCommand(lnbNumber, tuningSpec), modulationType);
if (!commandReply)
{
return(false);
}
byte[] commandBytes = GetSecondCommand(lnbNumber, tuningSpec);
if (commandBytes == null)
{
return(true);
}
Thread.Sleep(150);
return(sendCommand(commandBytes, BurstModulationType.TONE_BURST_MODULATED));
}
public void Run()
{
SatelliteDatabase satelliteDatabase = new SatelliteDatabase();
satelliteDatabase.Load();
TVDatabase tvDatabase = new TVDatabase();
tvDatabase.Load();
epgDatabase = new EPGDatabase();
epgDatabase.Load();
Collection<TuningSpec> tuningCollection = new Collection<TuningSpec>();
foreach (TVStation tvStation in tvDatabase.StationCollection)
{
TuningSpec tuningSpec = findTuningSpec(tuningCollection, tvStation);
if (tuningSpec == null)
{
TuningSpec newTuningSpec = new TuningSpec();
newTuningSpec.Satellite = tvStation.Satellite;
newTuningSpec.OriginalNetworkID = tvStation.OriginalNetworkID;
newTuningSpec.TransportStreamID = tvStation.TransportStreamID;
newTuningSpec.Frequency = tvStation.Frequency;
newTuningSpec.SymbolRate = tvStation.SymbolRate;
newTuningSpec.Tag = new EPGGraph(satelliteDatabase[tvStation.Satellite], newTuningSpec);
tuningCollection.Add(newTuningSpec);
}
}
bool end = false;
DateTime lastUpdateTime = DateTime.Now;
TimeSpan interval = new TimeSpan(0, 1, 0);
while (!end)
{
foreach (TuningSpec tuningSpec in tuningCollection)
{
EPGGraph currentGraph = tuningSpec.Tag as EPGGraph;
currentGraph.Play();
EITController eitController = new EITController();
while (!eitController.Finished && !end)
{
Collection<EITEntry> eitCollection = eitController.ProcessEITSections(currentGraph);
updateSchedule(eitCollection);
if (lastUpdateTime + interval < DateTime.Now)
{
epgDatabase.UpdateDatabase();
lastUpdateTime = DateTime.Now;
}
}
currentGraph.Stop();
}
Thread.Sleep(2000);
}
}
/// <summary>
/// Sends the diseq command.
/// </summary>
/// <param name="tuningSpec">A tuning spec instance.</param>
/// <param name="port">The LNB port (eg AB).</param>
internal override bool SendDiseqcCommand(TuningSpec tuningSpec, string port)
{
if (commandInterface == null)
{
return(true);
}
int reply = commandInterface.put_EnableDiseqCommands(1);
if (reply != 0)
{
Logger.Instance.Write("DiSEqC enble command failed: error code 0x" + reply.ToString("X"));
}
else
{
int lnbNumber = GetLnbNumber(port);
reply = commandInterface.put_DiseqLNBSource(lnbNumber - 1);
if (reply != 0)
{
Logger.Instance.Write("DiSEqC command failed: error code 0x" + reply.ToString("X"));
}
}
return(reply == 0);
}
/// <summary>
/// Sends the diseq command.
/// </summary>
/// <param name="tuningSpec">A tuning spec instance.</param>
/// <param name="port">The Diseqc port ( eg AB).</param>
internal override bool SendDiseqcCommand(TuningSpec tuningSpec, string port)
{
if (!cardCapable)
{
return(false);
}
switch (port)
{
case "AA":
return(sendRangeCommand(0x00));
case "AB":
return(sendRangeCommand(0x01));
case "BA":
return(sendRangeCommand(0x0100));
case "BB":
return(sendRangeCommand(0x0101));
case "A":
return(sendRangeCommand(0x00));
case "B":
return(sendRangeCommand(0x01));
default:
return(false);
}
}
private bool sendDiseqcCommand(byte disEqcPort, bool isHiBand, TuningSpec tuningSpec)
{
//bit 0 (1) : 0=low band, 1 = hi band
//bit 1 (2) : 0=vertical, 1 = horizontal
//bit 3 (4) : 0=satellite position A, 1=satellite position B
//bit 4 (8) : 0=switch option A, 1=switch option B
// LNB option position
// 1 A A
// 2 A B
// 3 B A
// 4 B B
bool isHorizontal = ((tuningSpec.NativeSignalPolarization == Polarisation.LinearH) || (tuningSpec.NativeSignalPolarization == Polarisation.CircularL));
byte command = 0xf0;
command |= (byte)(isHiBand ? 1 : 0);
command |= (byte)((isHorizontal) ? 2 : 0);
command |= (byte)((disEqcPort - 1) << 2);
byte[] commandBytes = new byte[4];
commandBytes[0] = 0xe0;
commandBytes[1] = 0x10;
commandBytes[2] = 0x38;
commandBytes[3] = command;
return(sendCommand(commandBytes));
}
internal override bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (!dvbs2Capable)
{
return(true);
}
IBDA_DigitalDemodulator demodulator = FindDemodulator("GenPix", tunerFilter);
if (demodulator == null)
{
Logger.Instance.Write("GenPix DVB-S2 handler: Demodulator not located");
return(false);
}
ModulationType modulationType = ModulationType.ModNotSet;
switch (modulationType)
{
case ModulationType.ModQpsk:
modulationType = ModulationType.Mod8Vsb;
break;
case ModulationType.Mod8Psk:
modulationType = ModulationType.Mod8Vsb;
break;
case ModulationType.Mod16Apsk:
modulationType = ModulationType.Mod16Vsb;
break;
case ModulationType.Mod32Apsk:
modulationType = ModulationType.ModOqpsk;
break;
default:
break;
}
if (modulationType != ModulationType.ModNotSet)
{
reply = demodulator.put_ModulationType(ref modulationType);
if (reply != 0)
{
Logger.Instance.Write("GenPix DVB-S2 handler: Set Modulation Type failed error code 0x" + reply.ToString("X"));
return(false);
}
else
{
Logger.Instance.Write("GenPix DVB-S2 handler: Modulation type changed to " + modulationType);
}
}
else
{
Logger.Instance.Write("GenPix DVB-S2 handler: Modulation type not changed");
}
return(true);
}
private bool processPort(int lnbNumber, TuningSpec tuningSpec)
{
BurstModulationType modulationType;
if (lnbNumber == 1) //for simple diseqc switches (i.e. 22KHz tone burst)
{
modulationType = BurstModulationType.TONE_BURST_UNMODULATED;
}
else
{
modulationType = BurstModulationType.TONE_BURST_MODULATED; //default to tone_burst_modulated
}
byte toneDataBurst = 2;
if (lnbNumber == 1) // mo tone/data burst is the default
{
toneDataBurst = 0; // tone burst for simple A
}
else
{
if (lnbNumber == 2)
{
toneDataBurst = 1; // data burst for simple B
}
}
byte[] commandBytes = GetCommand(lnbNumber, tuningSpec);
bool commandReply = sendCommand(commandBytes, modulationType, toneDataBurst);
if (!commandReply)
{
return(false);
}
commandReply = sendCommand(commandBytes, modulationType, toneDataBurst);
if (!commandReply)
{
return(false);
}
commandBytes = GetSecondCommand(lnbNumber, tuningSpec);
if (commandBytes == null)
{
return(true);
}
Thread.Sleep(150);
commandReply = sendCommand(commandBytes, modulationType, toneDataBurst);
if (commandReply)
{
Thread.Sleep(150);
commandReply = sendCommand(commandBytes, modulationType, toneDataBurst);
}
return(commandReply);
}
internal static DVBS2HandlerBase GetDVBS2Handler(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest, Tuner tuner)
{
DVBS2HandlerBase dvbs2Handler = getDVBS2Handler(tunerFilter, tuner);
if (dvbs2Handler == null)
{
Logger.Instance.Write("No DVB-S2 handler available - parameters not set");
return (null);
}
Logger.Instance.Write("Created " + dvbs2Handler.Description + " DVB-S2 handler");
return(dvbs2Handler);
}
internal override bool SendDiseqcCommand(TuningSpec tuningSpec, string port)
{
byte disEqcPort = 0;
switch (port)
{
case "A":
disEqcPort = 1;
break;
case "B":
disEqcPort = 2;
break;
case "AA":
disEqcPort = 1;
break;
case "AB":
disEqcPort = 2;
break;
case "BA":
disEqcPort = 3;
break;
case "BB":
disEqcPort = 4;
break;
}
byte turnon22Khz = 0;
bool isHiBand = false;
if (tuningSpec.Frequency.Frequency >= (((SatelliteFrequency)tuningSpec.Frequency).SatelliteDish.LNBSwitchFrequency))
{
isHiBand = true;
turnon22Khz = 2;
}
else
{
turnon22Khz = 1;
}
Logger.Instance.Write("Twinhan/TechniSat high band: " + isHiBand + " 22Khz: " + turnon22Khz);
setLnbData(true, turnon22Khz, disEqcPort, ((SatelliteFrequency)tuningSpec.Frequency).SatelliteDish);
return(sendDiseqcCommand(disEqcPort, isHiBand, tuningSpec));
}
internal static DVBS2HandlerBase GetDVBS2Handler(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest, Tuner tuner)
{
DVBS2HandlerBase dvbs2Handler = getDVBS2Handler(tunerFilter, tuner);
if (dvbs2Handler == null)
{
Logger.Instance.Write("No DVB-S2 handler available - parameters not set");
return(null);
}
Logger.Instance.Write("Created " + dvbs2Handler.Description + " DVB-S2 handler");
return(dvbs2Handler);
}
internal override bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (!dvbs2Capable)
return (true);
IBDA_DigitalDemodulator demodulator = FindDemodulator("Twinhan/TechniSat", tunerFilter);
if (demodulator == null)
{
Logger.Instance.Write("Twinhan/TechniSat DVB-S2 handler: Demodulator not located");
return (false);
}
ModulationType modulationType = ModulationType.ModNotSet;
switch (modulationType)
{
case ModulationType.ModQpsk:
modulationType = ModulationType.Mod8Vsb;
break;
case ModulationType.Mod8Psk:
modulationType = ModulationType.Mod8Vsb;
break;
case ModulationType.Mod16Apsk:
modulationType = ModulationType.Mod16Vsb;
break;
case ModulationType.Mod32Apsk:
modulationType = ModulationType.ModOqpsk;
break;
default:
break;
}
if (modulationType != ModulationType.ModNotSet)
{
reply = demodulator.put_ModulationType(ref modulationType);
if (reply != 0)
{
Logger.Instance.Write("Twinhan/TechniSat DVB-S2 handler: Set Modulation Type failed error code 0x" + reply.ToString("X"));
return (false);
}
else
Logger.Instance.Write("Twinhan/TechniSat DVB-S2 handler: Modulation type changed to " + modulationType);
}
else
Logger.Instance.Write("Twinhan/TechniSat DVB-S2 handler: Modulation type not changed");
return (true);
}
internal override bool ClearDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (!dvbs2Capable)
{
return(true);
}
IBDA_DigitalDemodulator demodulator = FindDemodulator("Hauppauge", tunerFilter);
if (demodulator == null)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Demodulator not located");
return(false);
}
ModulationType modulationType = tuningSpec.NativeModulation;
reply = demodulator.put_ModulationType(ref modulationType);
if (reply != 0)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Set Modulation Type failed error code 0x" + reply.ToString("X"));
return(false);
}
else
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Modulation type set to " + modulationType);
}
IntPtr commandBuffer = Marshal.AllocCoTaskMem(1024);
IntPtr instanceBuffer = Marshal.AllocCoTaskMem(1024);
SatelliteFrequency frequency = tuningSpec.Frequency as SatelliteFrequency;
Marshal.WriteInt32(commandBuffer, (int)DirectShowAPI.Pilot.NotSet);
reply = propertySet.Set(bdaTunerExtensionProperties, (int)BdaTunerExtension.KSPROPERTY_BDA_PILOT, instanceBuffer, 32, commandBuffer, 4);
if (reply != 0)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Set Pilot command failed error code 0x" + reply.ToString("X"));
}
else
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Pilot set to off");
}
return(reply == 0);
}
private bool processPort(int lnbNumber, TuningSpec tuningSpec)
{
bool commandReply = sendCommand(1, GetCommand(lnbNumber, tuningSpec));
if (!commandReply)
{
return(false);
}
byte[] commandBytes = GetSecondCommand(lnbNumber, tuningSpec);
if (commandBytes == null)
{
return(true);
}
return(sendCommand(2, commandBytes));
}
private bool processCommands(string commands, TuningSpec tuningSpec)
{
string[] commandStrings = commands.Split(new char[] { ':' });
foreach (string commandString in commandStrings)
{
byte[] command = GetCommand(commandString.Trim());
bool reply = sendCommand(command, tuningSpec.NativeSignalPolarization);
if (!reply)
{
return(false);
}
Thread.Sleep(150);
}
return(true);
}
/// <summary>
/// Sends the diseq command.
/// </summary>
/// <param name="tuningSpec">A tuning spec instance.</param>
/// <param name="port">The LNB port (eg AB).</param>
internal override bool SendDiseqcCommand(TuningSpec tuningSpec, string port)
{
if (!cardCapable)
{
return(true);
}
int lnbNumber = GetLnbNumber(port);
if (lnbNumber != -1)
{
return(processPort(lnbNumber, tuningSpec));
}
else
{
return(processCommands(port));
}
}
private bool processPort(int lnbNumber, TuningSpec tuningSpec)
{
bool commandReply = sendCommand(GetCommand(lnbNumber, tuningSpec), tuningSpec.NativeSignalPolarization);
if (!commandReply)
{
return(false);
}
byte[] commandBytes = GetSecondCommand(lnbNumber, tuningSpec);
if (commandBytes == null)
{
return(true);
}
Thread.Sleep(150);
return(sendCommand(commandBytes, tuningSpec.NativeSignalPolarization));
}
/// <summary>
/// Sends the diseq command.
/// </summary>
/// <param name="tuningSpec">A tuning spec instance.</param>
/// <param name="port">The LNB port (eg AB).</param>
internal override bool SendDiseqcCommand(TuningSpec tuningSpec, string port)
{
if (commandInterface == null)
{
return(true);
}
disableDiseqcCommands(tunerFilter);
int lnbNumber = GetLnbNumber(port);
if (lnbNumber != -1)
{
return(processPort(lnbNumber, tuningSpec));
}
else
{
return(processCommands(port));
}
}
private bool processPort(int lnbNumber, TuningSpec tuningSpec)
{
bool commandReply = sendCommand(GetCommand(lnbNumber, tuningSpec), false);
if (!commandReply)
{
CloseDevice(deviceNumber);
return(false);
}
byte[] commandBytes = GetSecondCommand(lnbNumber, tuningSpec);
if (commandBytes == null)
{
CloseDevice(deviceNumber);
return(true);
}
Thread.Sleep(150);
return(sendCommand(commandBytes, true));
}
protected byte[] GetSecondCommand(int lnbNumber, TuningSpec tuningSpec)
{
byte[] commandBytes = new byte[4] {
0xe0, 0x10, 0x39, 0x00
};
if (lnbNumber < 21 || lnbNumber > 36)
{
return(null);
}
else
{
if (lnbNumber >= 21 && lnbNumber <= 24)
{
commandBytes[3] = 0;
}
else
{
if (lnbNumber >= 25 && lnbNumber <= 28)
{
commandBytes[3] = 1;
}
else
{
if (lnbNumber >= 29 && lnbNumber <= 32)
{
commandBytes[3] = 2;
}
else
{
commandBytes[3] = 3;
}
}
}
}
return(commandBytes);
}
internal static SwitchReply ProcessDisEqcSwitch(TuningSpec tuningSpec, Tuner tunerSpec, IBaseFilter tunerFilter)
{
DiseqcHandlerBase diseqcHandler = getDiseqcHandler(tunerSpec, tunerFilter);
if (diseqcHandler == null)
{
Logger.Instance.Write("No DiSEqC handler available - switch request ignored");
return(SwitchReply.NoHandler);
}
Logger.Instance.Write("Created " + diseqcHandler.Description + " DiSEqC handler");
bool reply = diseqcHandler.SendDiseqcCommand(tuningSpec, ((SatelliteFrequency)tuningSpec.Frequency).SatelliteDish.DiseqcSwitch);
if (reply)
{
return(SwitchReply.OK);
}
else
{
return(SwitchReply.Failed);
}
}
internal override bool ClearDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (!dvbs2Capable)
return (true);
IBDA_DigitalDemodulator demodulator = FindDemodulator("Hauppauge", tunerFilter);
if (demodulator == null)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Demodulator not located");
return (false);
}
ModulationType modulationType = tuningSpec.NativeModulation;
reply = demodulator.put_ModulationType(ref modulationType);
if (reply != 0)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Set Modulation Type failed error code 0x" + reply.ToString("X"));
return (false);
}
else
Logger.Instance.Write("Hauppauge DVB-S2 handler: Modulation type set to " + modulationType);
IntPtr commandBuffer = Marshal.AllocCoTaskMem(1024);
IntPtr instanceBuffer = Marshal.AllocCoTaskMem(1024);
SatelliteFrequency frequency = tuningSpec.Frequency as SatelliteFrequency;
Marshal.WriteInt32(commandBuffer, (int)DirectShowAPI.Pilot.NotSet);
reply = propertySet.Set(bdaTunerExtensionProperties, (int)BdaTunerExtension.KSPROPERTY_BDA_PILOT, instanceBuffer, 32, commandBuffer, 4);
if (reply != 0)
Logger.Instance.Write("Hauppauge DVB-S2 handler: Set Pilot command failed error code 0x" + reply.ToString("X"));
else
Logger.Instance.Write("Hauppauge DVB-S2 handler: Pilot set to off");
return (reply == 0);
}
internal abstract bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest);
protected byte[] GetCommand(int lnbNumber, TuningSpec tuningSpec)
{
byte[] commandBytes = new byte[4] {
0xe0, 0x10, 0x00, 0x00
};
if (lnbNumber < 5)
{
commandBytes[2] = 0x38;
commandBytes[3] = 0xf0;
//bit 0 (1) : 0=low band, 1 = hi band
//bit 1 (2) : 0=vertical, 1 = horizontal
//bit 3 (4) : 0=satellite position A, 1=satellite position B
//bit 4 (8) : 0=switch option A, 1=switch option B
// LNB option position
// 1 A A
// 2 A B
// 3 B A
// 4 B B
bool hiBand = (tuningSpec.Frequency.Frequency > ((SatelliteFrequency)tuningSpec.Frequency).SatelliteDish.LNBSwitchFrequency);
bool isHorizontal = ((tuningSpec.NativeSignalPolarization == Polarisation.LinearH) || (tuningSpec.NativeSignalPolarization == Polarisation.CircularL));
commandBytes[3] |= (byte)(hiBand ? 1 : 0);
commandBytes[3] |= (byte)((isHorizontal) ? 2 : 0);
commandBytes[3] |= (byte)((lnbNumber - 1) << 2);
}
else
{
if (lnbNumber < 21)
{
commandBytes[2] = 0x39;
commandBytes[3] = (byte)(lnbNumber - 5);
}
else
{
commandBytes[2] = 0x38;
commandBytes[3] = 0xf0;
bool hiBand = (tuningSpec.Frequency.Frequency > ((SatelliteFrequency)tuningSpec.Frequency).SatelliteDish.LNBSwitchFrequency);
bool isHorizontal = ((tuningSpec.NativeSignalPolarization == Polarisation.LinearH) || (tuningSpec.NativeSignalPolarization == Polarisation.CircularL));
commandBytes[3] |= (byte)(hiBand ? 1 : 0);
commandBytes[3] |= (byte)((isHorizontal) ? 2 : 0);
if (lnbNumber >= 21 && lnbNumber <= 24)
{
commandBytes[3] |= (byte)((lnbNumber - 21) << 2);
}
else
{
if (lnbNumber >= 25 && lnbNumber <= 28)
{
commandBytes[3] |= (byte)((lnbNumber - 25) << 2);
}
else
{
if (lnbNumber >= 29 && lnbNumber <= 32)
{
commandBytes[3] |= (byte)((lnbNumber - 29) << 2);
}
else
{
commandBytes[3] |= (byte)((lnbNumber - 33) << 2);
}
}
}
}
}
return(commandBytes);
}
private bool sendDiseqcCommand(byte disEqcPort, bool isHiBand, TuningSpec tuningSpec)
{
//bit 0 (1) : 0=low band, 1 = hi band
//bit 1 (2) : 0=vertical, 1 = horizontal
//bit 3 (4) : 0=satellite position A, 1=satellite position B
//bit 4 (8) : 0=switch option A, 1=switch option B
// LNB option position
// 1 A A
// 2 A B
// 3 B A
// 4 B B
bool isHorizontal = ((tuningSpec.NativeSignalPolarization == Polarisation.LinearH) || (tuningSpec.NativeSignalPolarization == Polarisation.CircularL));
byte command = 0xf0;
command |= (byte)(isHiBand ? 1 : 0);
command |= (byte)((isHorizontal) ? 2 : 0);
command |= (byte)((disEqcPort - 1) << 2);
byte[] commandBytes = new byte[4];
commandBytes[0] = 0xe0;
commandBytes[1] = 0x10;
commandBytes[2] = 0x38;
commandBytes[3] = command;
return(sendCommand(commandBytes));
}
private static bool tuneFrequency(TuningFrequency frequency)
{
Logger.Instance.Write("Tuning to frequency " + frequency.Frequency + " on " + frequency.TunerType);
TuningSpec tuningSpec;
TunerNodeType tunerNodeType;
int frequencyRetries = 0;
if (frequency.TunerType == TunerType.Satellite)
{
tuningSpec = new TuningSpec(Satellite.CurrentSatellite, (SatelliteFrequency)frequency);
tunerNodeType = TunerNodeType.Satellite;
}
else if (frequency.TunerType == TunerType.Terrestrial)
{
tuningSpec = new TuningSpec((TerrestrialFrequency)frequency);
tunerNodeType = TunerNodeType.Terrestrial;
}
else
{
tuningSpec = new TuningSpec((CableFrequency)frequency);
tunerNodeType = TunerNodeType.Cable;
}
bool finished = false;
while (!finished)
{
graph = BDAGraph.FindTuner(RunParameters.SelectedTuner, tunerNodeType, tuningSpec);
if (graph == null)
{
Logger.Instance.Write("Tuner not available");
return (false);
}
TimeSpan timeout = new TimeSpan();
bool done = false;
bool locked = false;
if (RunParameters.Options.Contains("NOSIGLOCK"))
{
Logger.Instance.Write("Option NOSIGLOCK: No lock check, wait 5 seconds instead");
locked = true;
Thread.Sleep(5000);
}
else
{
while (!done)
{
if (cancelGraph)
{
graph.Dispose();
return (false);
}
locked = graph.SignalLocked;
if (!locked)
{
int signalQuality = graph.SignalQuality;
if (signalQuality > 0)
{
Logger.Instance.Write("Signal not locked but signal quality > 0");
locked = true;
done = true;
}
else
{
Logger.Instance.Write("Signal not locked and signal quality not > 0");
Thread.Sleep(1000);
timeout = timeout.Add(new TimeSpan(0, 0, 1));
done = (timeout.TotalSeconds == RunParameters.LockTimeout.TotalSeconds);
}
}
else
done = true;
}
}
if (!locked)
{
Logger.Instance.Write("Failed to acquire signal");
graph.Dispose();
if (frequencyRetries == 1)
return (false);
else
{
frequencyRetries++;
Logger.Instance.Write("Retrying frequency");
}
}
else
{
finished = true;
Logger.Instance.Write("Signal acquired: lock is " + graph.SignalLocked + " quality is " + graph.SignalQuality + " strength is " + graph.SignalStrength);
}
}
return (true);
}
private void doDump(object sender, DoWorkEventArgs e)
{
finalSize = -1;
DumpParameters dumpParameters = e.Argument as DumpParameters;
TunerNodeType tunerNodeType;
TuningSpec tuningSpec;
SatelliteFrequency satelliteFrequency = dumpParameters.ScanningFrequency as SatelliteFrequency;
if (satelliteFrequency != null)
{
tunerNodeType = TunerNodeType.Satellite;
tuningSpec = new TuningSpec((Satellite)satelliteFrequency.Provider, satelliteFrequency);
}
else
{
TerrestrialFrequency terrestrialFrequency = dumpParameters.ScanningFrequency as TerrestrialFrequency;
if (terrestrialFrequency != null)
{
tunerNodeType = TunerNodeType.Terrestrial;
tuningSpec = new TuningSpec(terrestrialFrequency);
}
else
{
CableFrequency cableFrequency = dumpParameters.ScanningFrequency as CableFrequency;
if (cableFrequency != null)
{
tunerNodeType = TunerNodeType.Cable;
tuningSpec = new TuningSpec(cableFrequency);
}
else
{
AtscFrequency atscFrequency = dumpParameters.ScanningFrequency as AtscFrequency;
if (atscFrequency != null)
{
if (atscFrequency.TunerType == TunerType.ATSC)
tunerNodeType = TunerNodeType.ATSC;
else
tunerNodeType = TunerNodeType.Cable;
tuningSpec = new TuningSpec(atscFrequency);
}
else
{
ClearQamFrequency clearQamFrequency = dumpParameters.ScanningFrequency as ClearQamFrequency;
if (clearQamFrequency != null)
{
tunerNodeType = TunerNodeType.Cable;
tuningSpec = new TuningSpec(clearQamFrequency);
}
else
{
ISDBSatelliteFrequency isdbSatelliteFrequency = dumpParameters.ScanningFrequency as ISDBSatelliteFrequency;
if (isdbSatelliteFrequency != null)
{
tunerNodeType = TunerNodeType.ISDBS;
tuningSpec = new TuningSpec((Satellite)satelliteFrequency.Provider, isdbSatelliteFrequency);
}
else
{
ISDBTerrestrialFrequency isdbTerrestrialFrequency = dumpParameters.ScanningFrequency as ISDBTerrestrialFrequency;
if (isdbTerrestrialFrequency != null)
{
tunerNodeType = TunerNodeType.ISDBT;
tuningSpec = new TuningSpec(isdbTerrestrialFrequency);
}
else
throw (new InvalidOperationException("Tuning frequency not recognized"));
}
}
}
}
}
}
Tuner currentTuner = null;
bool finished = false;
while (!finished)
{
if ((sender as BackgroundWorker).CancellationPending)
{
Logger.Instance.Write("Scan abandoned by user");
e.Cancel = true;
resetEvent.Set();
return;
}
BDAGraph graph = BDAGraph.FindTuner(dumpParameters.Tuners,
tunerNodeType, tuningSpec, currentTuner, dumpParameters.RepeatDiseqc, dumpParameters.SwitchAfterPlay, dumpParameters.FileName);
if (graph == null)
{
Logger.Instance.Write("<e> No tuner able to tune frequency " + dumpParameters.ScanningFrequency.ToString());
frequencySelectionControl.Invoke(new ShowMessage(showMessage), "No tuner able to tune frequency " + dumpParameters.ScanningFrequency.ToString(),
MessageBoxButtons.OK, MessageBoxIcon.Error);
finished = true;
}
else
{
string tuneReply = checkTuning(graph, dumpParameters, sender as BackgroundWorker);
if ((sender as BackgroundWorker).CancellationPending)
{
Logger.Instance.Write("Scan abandoned by user");
graph.Dispose();
e.Cancel = true;
resetEvent.Set();
return;
}
if (tuneReply == null)
{
try
{
getData(graph, dumpParameters, sender as BackgroundWorker);
}
catch (IOException ex)
{
Logger.Instance.Write("<e> Failed to create dump file");
Logger.Instance.Write("<e> " + ex.Message);
frequencySelectionControl.Invoke(new ShowMessage(showMessage), "Failed to create dump file." +
Environment.NewLine + Environment.NewLine + ex.Message,
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
graph.Dispose();
finished = true;
}
else
{
Logger.Instance.Write("Failed to tune frequency " + dumpParameters.ScanningFrequency.ToString());
graph.Dispose();
currentTuner = graph.Tuner;
}
}
}
e.Cancel = true;
resetEvent.Set();
}
private bool processPort(int lnbNumber, TuningSpec tuningSpec)
{
bool commandReply = sendCommand(GetCommand(lnbNumber, tuningSpec), tuningSpec.NativeSignalPolarization);
if (!commandReply)
return (false);
byte[] commandBytes = GetSecondCommand(lnbNumber, tuningSpec);
if (commandBytes == null)
return (true);
Thread.Sleep(150);
return (sendCommand(commandBytes, tuningSpec.NativeSignalPolarization));
}
internal override bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (!dvbs2Capable)
{
return(true);
}
IBDA_DigitalDemodulator demodulator = FindDemodulator("Hauppauge", tunerFilter);
if (demodulator == null)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Demodulator not located");
return(false);
}
ModulationType modulationType = ModulationType.ModNotSet;
switch (tuningSpec.Modulation)
{
case Modulation.QPSK:
BinaryConvolutionCodeRate codeRate;
reply = demodulator.get_InnerFECRate(out codeRate);
if (reply != 0)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Get FEC rate failed error code 0x" + reply.ToString("X"));
return(false);
}
if (codeRate == BinaryConvolutionCodeRate.Rate9_10)
{
modulationType = ModulationType.Mod32Qam;
}
else
{
if (codeRate == BinaryConvolutionCodeRate.Rate8_9)
{
modulationType = ModulationType.Mod16Qam;
}
else
{
modulationType = ModulationType.ModBpsk;
}
}
break;
case Modulation.PSK8:
modulationType = ModulationType.ModNbc8Psk;
break;
default:
break;
}
if (modulationType != ModulationType.ModNotSet)
{
reply = demodulator.put_ModulationType(ref modulationType);
if (reply != 0)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Set Modulation Type failed error code 0x" + reply.ToString("X"));
return(false);
}
else
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Modulation type changed to " + modulationType);
}
}
else
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Modulation type not changed");
}
IntPtr commandBuffer = Marshal.AllocCoTaskMem(1024);
IntPtr instanceBuffer = Marshal.AllocCoTaskMem(1024);
SatelliteFrequency frequency = tuningSpec.Frequency as SatelliteFrequency;
string setting;
if (frequency.SymbolRate != 30000)
{
Marshal.WriteInt32(commandBuffer, (int)DsUtils.GetNativePilot(frequency.Pilot));
setting = frequency.Pilot.ToString();
}
else
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Setting pilot to off for symbol rate of 30000");
Marshal.WriteInt32(commandBuffer, (int)DirectShowAPI.Pilot.Off);
setting = "Off";
}
reply = propertySet.Set(bdaTunerExtensionProperties, (int)BdaTunerExtension.KSPROPERTY_BDA_PILOT, instanceBuffer, 32, commandBuffer, 4);
if (reply != 0)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Set Pilot command failed error code 0x" + reply.ToString("X"));
return(false);
}
else
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Pilot set to " + setting);
Marshal.WriteInt32(commandBuffer, (int)DsUtils.GetNativeRollOff(frequency.RollOff));
reply = propertySet.Set(bdaTunerExtensionProperties, (int)BdaTunerExtension.KSPROPERTY_BDA_ROLL_OFF, instanceBuffer, 32, commandBuffer, 4);
if (reply != 0)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Set Rolloff command failed error code 0x" + reply.ToString("X"));
return(false);
}
else
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Rolloff set to " + frequency.RollOff);
}
}
return(true);
}
internal override bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (!dvbs2Capable)
return (true);
IntPtr commandBuffer = Marshal.AllocCoTaskMem(commandBufferLength);
for (int index = 0; index < commandBufferLength; ++index)
Marshal.WriteByte(commandBuffer, index, 0x00);
SatelliteFrequency frequency = tuningSpec.Frequency as SatelliteFrequency;
switch (frequency.RollOff)
{
case DomainObjects.RollOff.RollOff20:
Marshal.WriteInt32(commandBuffer, 0, 0);
break;
case DomainObjects.RollOff.RollOff25:
Marshal.WriteInt32(commandBuffer, 0, 1);
break;
case DomainObjects.RollOff.RollOff35:
Marshal.WriteInt32(commandBuffer, 0, 2);
break;
default:
Marshal.WriteInt32(commandBuffer, 0, 0xff);
break;
}
switch (frequency.Pilot)
{
case DomainObjects.Pilot.Off:
Marshal.WriteInt32(commandBuffer, 4, 0);
break;
case DomainObjects.Pilot.On:
Marshal.WriteInt32(commandBuffer, 4, 1);
break;
default:
Marshal.WriteInt32(commandBuffer, 4, 1);
break;
}
Marshal.WriteInt32(commandBuffer, 8, 2); // 0 = auto 1 = DVB-S 2 = DVB-S2
Marshal.WriteInt32(commandBuffer, 12, (int)tuningSpec.NativeFECRate);
Marshal.WriteInt32(commandBuffer, 16, (int)ModulationType.ModBpsk); //
StringBuilder commandString = new StringBuilder("TBS DVB-S2 handler: sending command 0x");
byte[] commandBytes = new byte[20];
for (int index = 0; index < 20; ++index)
{
int commandByte = Marshal.ReadByte(commandBuffer, index);
if (commandByte < 0x10)
commandString.Append("0" + commandByte.ToString("X"));
else
commandString.Append(commandByte.ToString("X"));
}
Logger.Instance.Write(commandString.ToString());
string getSet;
if (useGet)
{
int bytesReturned;
reply = propertySet.Get(bdaTunerExtensionProperties, (int)BdaTunerExtension.KSPROPERTY_BDA_NBC_PARAMS, commandBuffer, commandBufferLength, commandBuffer, commandBufferLength, out bytesReturned);
getSet = "Get";
}
else
{
reply = propertySet.Set(bdaTunerExtensionProperties, (int)BdaTunerExtension.KSPROPERTY_BDA_NBC_PARAMS, commandBuffer, commandBufferLength, commandBuffer, commandBufferLength);
getSet = "Set";
}
if (reply != 0)
Logger.Instance.Write("TBS DVB-S2 handler: " + getSet + " command failed error code 0x" + reply.ToString("X"));
else
Logger.Instance.Write("TBS DVB-S2 handler: " + getSet + " command succeeded");
return (reply == 0);
}
protected byte[] GetCommand(int lnbNumber, TuningSpec tuningSpec)
{
byte[] commandBytes = new byte[4] { 0xe0, 0x10, 0x00, 0x00 };
if (lnbNumber < 5)
{
commandBytes[2] = 0x38;
commandBytes[3] = 0xf0;
//bit 0 (1) : 0=low band, 1 = hi band
//bit 1 (2) : 0=vertical, 1 = horizontal
//bit 3 (4) : 0=satellite position A, 1=satellite position B
//bit 4 (8) : 0=switch option A, 1=switch option B
// LNB option position
// 1 A A
// 2 A B
// 3 B A
// 4 B B
bool hiBand = (tuningSpec.Frequency.Frequency > ((SatelliteFrequency)tuningSpec.Frequency).SatelliteDish.LNBSwitchFrequency);
bool isHorizontal = ((tuningSpec.NativeSignalPolarization == Polarisation.LinearH) || (tuningSpec.NativeSignalPolarization == Polarisation.CircularL));
commandBytes[3] |= (byte)(hiBand ? 1 : 0);
commandBytes[3] |= (byte)((isHorizontal) ? 2 : 0);
commandBytes[3] |= (byte)((lnbNumber - 1) << 2);
}
else
{
if (lnbNumber < 21)
{
commandBytes[2] = 0x39;
commandBytes[3] = (byte)(lnbNumber - 5);
}
else
{
commandBytes[2] = 0x38;
commandBytes[3] = 0xf0;
bool hiBand = (tuningSpec.Frequency.Frequency > ((SatelliteFrequency)tuningSpec.Frequency).SatelliteDish.LNBSwitchFrequency);
bool isHorizontal = ((tuningSpec.NativeSignalPolarization == Polarisation.LinearH) || (tuningSpec.NativeSignalPolarization == Polarisation.CircularL));
commandBytes[3] |= (byte)(hiBand ? 1 : 0);
commandBytes[3] |= (byte)((isHorizontal) ? 2 : 0);
if (lnbNumber >= 21 && lnbNumber <= 24)
commandBytes[3] |= (byte)((lnbNumber - 21) << 2);
else
{
if (lnbNumber >= 25 && lnbNumber <= 28)
commandBytes[3] |= (byte)((lnbNumber - 25) << 2);
else
{
if (lnbNumber >= 29 && lnbNumber <= 32)
commandBytes[3] |= (byte)((lnbNumber - 29) << 2);
else
commandBytes[3] |= (byte)((lnbNumber - 33) << 2);
}
}
}
}
return (commandBytes);
}
private static BDAGraph checkTunerAvailability(Tuner tuner, TuningSpec tuningSpec, bool repeatDiseqc, bool switchAfterPlay, string dumpFileName)
{
if (!RunParameters.Instance.DebugIDs.Contains("USEDVBLINK"))
{
if (tuner.Name.ToUpperInvariant().StartsWith("DVBLINK"))
return (null);
}
BDAGraph graph = new BDAGraph("BDA", tuningSpec, tuner, dumpFileName);
graph.LogFilters();
if (tuningSpec.Frequency.TunerType == TunerType.Satellite && ((SatelliteFrequency)tuningSpec.Frequency).SatelliteDish.DiseqcSwitch != null)
return (checkDiseqcAvailability(graph, tuner, tuningSpec, repeatDiseqc, switchAfterPlay));
else
{
if (graph.Play())
return (graph);
else
{
Logger.Instance.Write("Tuner in use - ignored: " + tuner.Name);
graph.Dispose();
return (null);
}
}
}
/// <summary>
/// Sends the diseq command.
/// </summary>
/// <param name="tuningSpec">A tuning spec instance.</param>
/// <param name="port">The LNB port (eg AB).</param>
internal override bool SendDiseqcCommand(TuningSpec tuningSpec, string port)
{
if (!cardCapable)
return (true);
int lnbNumber = GetLnbNumber(port);
if (lnbNumber != -1)
return (processPort(lnbNumber, tuningSpec));
else
return (processCommands(port));
}
protected byte[] GetSecondCommand(int lnbNumber, TuningSpec tuningSpec)
{
byte[] commandBytes = new byte[4] { 0xe0, 0x10, 0x39, 0x00 };
if (lnbNumber < 21 || lnbNumber > 36)
return(null);
else
{
if (lnbNumber >= 21 && lnbNumber <= 24)
commandBytes[3] = 0;
else
{
if (lnbNumber >= 25 && lnbNumber <= 28)
commandBytes[3] = 1;
else
{
if (lnbNumber >= 29 && lnbNumber <= 32)
commandBytes[3] = 2;
else
commandBytes[3] = 3;
}
}
}
return (commandBytes);
}
internal override bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (!dvbs2Capable)
return (true);
IBDA_DigitalDemodulator demodulator = FindDemodulator("DigitalEverywhere", tunerFilter);
if (demodulator == null)
{
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Demodulator not located");
return (false);
}
ModulationType modulationType = ModulationType.ModNotSet;
switch (tuningSpec.Modulation)
{
case Modulation.QPSK:
modulationType = ModulationType.ModNbcQpsk;
break;
case Modulation.PSK8:
modulationType = ModulationType.ModNbc8Psk;
break;
default:
break;
}
if (modulationType != ModulationType.ModNotSet)
{
reply = demodulator.put_ModulationType(ref modulationType);
if (reply != 0)
{
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Set Modulation Type failed error code 0x" + reply.ToString("X"));
return (false);
}
else
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Modulation type changed to " + modulationType);
}
else
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Modulation type not changed");
BinaryConvolutionCodeRate oldCodeRate;
reply = demodulator.get_InnerFECRate(out oldCodeRate);
if (reply != 0)
{
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Get FEC Rate failed error code 0x" + reply.ToString("X"));
return (false);
}
SatelliteFrequency satelliteFrequency = tuningSpec.Frequency as SatelliteFrequency;
BinaryConvolutionCodeRate newCodeRate = oldCodeRate;
if (satelliteFrequency.Pilot == DomainObjects.Pilot.Off)
newCodeRate+= 64;
else
{
if (satelliteFrequency.Pilot == DomainObjects.Pilot.On)
newCodeRate+= 128;
}
switch (satelliteFrequency.RollOff)
{
case DomainObjects.RollOff.RollOff20:
newCodeRate += 16;
break;
case DomainObjects.RollOff.RollOff25:
newCodeRate += 32;
break;
case DomainObjects.RollOff.RollOff35:
newCodeRate += 48;
break;
default:
break;
}
if (oldCodeRate != newCodeRate)
{
reply = demodulator.put_InnerFECRate(newCodeRate);
if (reply != 0)
{
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Set FEC Rate failed error code 0x" + reply.ToString("X"));
return (false);
}
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: FEC Rate changed from " + oldCodeRate + " to " + newCodeRate);
}
return (true);
}
/// <summary>
/// Sends the diseq command.
/// </summary>
/// <param name="tuningSpec">A tuning spec instance.</param>
/// <param name="port">The Diseqc port ( eg AB).</param>
internal override bool SendDiseqcCommand(TuningSpec tuningSpec, string port)
{
if (!cardCapable)
return (false);
switch (port)
{
case "AA":
return(sendRangeCommand(0x00));
case "AB":
return(sendRangeCommand(0x01));
case "BA":
return(sendRangeCommand(0x0100));
case "BB":
return(sendRangeCommand(0x0101));
case "A":
return(sendRangeCommand(0x00));
case "B":
return(sendRangeCommand(0x01));
default:
return (false);
}
}
internal override bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (!dvbs2Capable)
return (true);
IBDA_DigitalDemodulator demodulator = FindDemodulator("Hauppauge", tunerFilter);
if (demodulator == null)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Demodulator not located");
return (false);
}
ModulationType modulationType = ModulationType.ModNotSet;
switch (tuningSpec.Modulation)
{
case Modulation.QPSK:
BinaryConvolutionCodeRate codeRate;
reply = demodulator.get_InnerFECRate(out codeRate);
if (reply != 0)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Get FEC rate failed error code 0x" + reply.ToString("X"));
return (false);
}
if (codeRate == BinaryConvolutionCodeRate.Rate9_10)
modulationType = ModulationType.Mod32Qam;
else
{
if (codeRate == BinaryConvolutionCodeRate.Rate8_9)
modulationType = ModulationType.Mod16Qam;
else
modulationType = ModulationType.ModBpsk;
}
break;
case Modulation.PSK8:
modulationType = ModulationType.ModNbc8Psk;
break;
default:
break;
}
if (modulationType != ModulationType.ModNotSet)
{
reply = demodulator.put_ModulationType(ref modulationType);
if (reply != 0)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Set Modulation Type failed error code 0x" + reply.ToString("X"));
return (false);
}
else
Logger.Instance.Write("Hauppauge DVB-S2 handler: Modulation type changed to " + modulationType);
}
else
Logger.Instance.Write("Hauppauge DVB-S2 handler: Modulation type not changed");
IntPtr commandBuffer = Marshal.AllocCoTaskMem(1024);
IntPtr instanceBuffer = Marshal.AllocCoTaskMem(1024);
SatelliteFrequency frequency = tuningSpec.Frequency as SatelliteFrequency;
string setting;
if (frequency.SymbolRate != 30000)
{
Marshal.WriteInt32(commandBuffer, (int)DsUtils.GetNativePilot(frequency.Pilot));
setting = frequency.Pilot.ToString();
}
else
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Setting pilot to off for symbol rate of 30000");
Marshal.WriteInt32(commandBuffer, (int)DirectShowAPI.Pilot.Off);
setting = "Off";
}
reply = propertySet.Set(bdaTunerExtensionProperties, (int)BdaTunerExtension.KSPROPERTY_BDA_PILOT, instanceBuffer, 32, commandBuffer, 4);
if (reply != 0)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Set Pilot command failed error code 0x" + reply.ToString("X"));
return (false);
}
else
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Pilot set to " + setting);
Marshal.WriteInt32(commandBuffer, (int)DsUtils.GetNativeRollOff(frequency.RollOff));
reply = propertySet.Set(bdaTunerExtensionProperties, (int)BdaTunerExtension.KSPROPERTY_BDA_ROLL_OFF, instanceBuffer, 32, commandBuffer, 4);
if (reply != 0)
{
Logger.Instance.Write("Hauppauge DVB-S2 handler: Set Rolloff command failed error code 0x" + reply.ToString("X"));
return (false);
}
else
Logger.Instance.Write("Hauppauge DVB-S2 handler: Rolloff set to " + frequency.RollOff);
}
return (true);
}
/// <summary>
internal override bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (commandInterface == null)
return (false);
SatelliteFrequency frequency = tuningSpec.Frequency as SatelliteFrequency;
DirectShowAPI.Pilot pilot = DsUtils.GetNativePilot(frequency.Pilot);
reply = commandInterface.put_Pilot(pilot);
if (reply != 0)
Logger.Instance.Write("Win7API DVB-S2 handler: Set Pilot command failed error code 0x" + reply.ToString("X"));
else
{
Logger.Instance.Write("Win7API DVB-S2 handler: Set Pilot command succeeded");
DirectShowAPI.RollOff rollOff = DsUtils.GetNativeRollOff(frequency.RollOff);
reply = commandInterface.put_RollOff(ref rollOff);
if (reply != 0)
Logger.Instance.Write("Win7API DVB-S2 handler: Set Rolloff command failed error code 0x" + reply.ToString("X"));
else
Logger.Instance.Write("Win7API DVB-S2 handler: Set Rolloff command succeeded");
}
return (reply == 0);
}
internal override bool SendDiseqcCommand(TuningSpec tuningSpec, string port)
{
byte disEqcPort = 0;
switch (port)
{
case "A":
disEqcPort = 1;
break;
case "B":
disEqcPort = 2;
break;
case "AA":
disEqcPort = 1;
break;
case "AB":
disEqcPort = 2;
break;
case "BA":
disEqcPort = 3;
break;
case "BB":
disEqcPort = 4;
break;
}
byte turnon22Khz = 0;
bool isHiBand = false;
if (tuningSpec.Frequency.Frequency >= (((SatelliteFrequency)tuningSpec.Frequency).SatelliteDish.LNBSwitchFrequency))
{
isHiBand = true;
turnon22Khz = 2;
}
else
turnon22Khz = 1;
Logger.Instance.Write("Twinhan/TechniSat high band: " + isHiBand + " 22Khz: " + turnon22Khz);
setLnbData(true, turnon22Khz, disEqcPort, ((SatelliteFrequency)tuningSpec.Frequency).SatelliteDish);
return(sendDiseqcCommand(disEqcPort, isHiBand, tuningSpec));
}
private bool processPort(int lnbNumber, TuningSpec tuningSpec)
{
BurstModulationType modulationType;
if (lnbNumber == 1) //for simple diseqc switches (i.e. 22KHz tone burst)
modulationType = BurstModulationType.TONE_BURST_UNMODULATED;
else
modulationType = BurstModulationType.TONE_BURST_MODULATED; //default to tone_burst_modulated
bool commandReply = sendCommand(GetCommand(lnbNumber, tuningSpec), modulationType);
if (!commandReply)
return (false);
byte[] commandBytes = GetSecondCommand(lnbNumber, tuningSpec);
if (commandBytes == null)
return (true);
Thread.Sleep(150);
return(sendCommand(commandBytes, BurstModulationType.TONE_BURST_MODULATED));
}
private bool processCommands(string commands, TuningSpec tuningSpec)
{
string[] commandStrings = commands.Split(new char[] { ':' });
foreach (string commandString in commandStrings)
{
byte[] command = GetCommand(commandString.Trim());
bool reply = sendCommand(command, tuningSpec.NativeSignalPolarization);
if (!reply)
return (false);
Thread.Sleep(150);
}
return (true);
}
internal override bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (!dvbs2Capable)
{
return(true);
}
IntPtr commandBuffer = Marshal.AllocCoTaskMem(commandBufferLength);
for (int index = 0; index < commandBufferLength; ++index)
{
Marshal.WriteByte(commandBuffer, index, 0x00);
}
SatelliteFrequency frequency = tuningSpec.Frequency as SatelliteFrequency;
switch (frequency.RollOff)
{
case DomainObjects.RollOff.RollOff20:
Marshal.WriteInt32(commandBuffer, 0, 0);
break;
case DomainObjects.RollOff.RollOff25:
Marshal.WriteInt32(commandBuffer, 0, 1);
break;
case DomainObjects.RollOff.RollOff35:
Marshal.WriteInt32(commandBuffer, 0, 2);
break;
default:
Marshal.WriteInt32(commandBuffer, 0, 0xff);
break;
}
switch (frequency.Pilot)
{
case DomainObjects.Pilot.Off:
Marshal.WriteInt32(commandBuffer, 4, 0);
break;
case DomainObjects.Pilot.On:
Marshal.WriteInt32(commandBuffer, 4, 1);
break;
default:
Marshal.WriteInt32(commandBuffer, 4, 1);
break;
}
Marshal.WriteInt32(commandBuffer, 8, 2); // 0 = auto 1 = DVB-S 2 = DVB-S2
Marshal.WriteInt32(commandBuffer, 12, (int)tuningSpec.NativeFECRate);
Marshal.WriteInt32(commandBuffer, 16, (int)ModulationType.ModBpsk); //
StringBuilder commandString = new StringBuilder("TBS DVB-S2 handler: sending command 0x");
byte[] commandBytes = new byte[20];
for (int index = 0; index < 20; ++index)
{
int commandByte = Marshal.ReadByte(commandBuffer, index);
if (commandByte < 0x10)
{
commandString.Append("0" + commandByte.ToString("X"));
}
else
{
commandString.Append(commandByte.ToString("X"));
}
}
Logger.Instance.Write(commandString.ToString());
string getSet;
if (useGet)
{
int bytesReturned;
reply = propertySet.Get(bdaTunerExtensionProperties, (int)BdaTunerExtension.KSPROPERTY_BDA_NBC_PARAMS, commandBuffer, commandBufferLength, commandBuffer, commandBufferLength, out bytesReturned);
getSet = "Get";
}
else
{
reply = propertySet.Set(bdaTunerExtensionProperties, (int)BdaTunerExtension.KSPROPERTY_BDA_NBC_PARAMS, commandBuffer, commandBufferLength, commandBuffer, commandBufferLength);
getSet = "Set";
}
if (reply != 0)
{
Logger.Instance.Write("TBS DVB-S2 handler: " + getSet + " command failed error code 0x" + reply.ToString("X"));
}
else
{
Logger.Instance.Write("TBS DVB-S2 handler: " + getSet + " command succeeded");
}
return(reply == 0);
}
internal abstract bool SendDiseqcCommand(TuningSpec tuningSpec, string port);
internal override bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
if (!dvbs2Capable)
{
return(true);
}
IBDA_DigitalDemodulator demodulator = FindDemodulator("DigitalEverywhere", tunerFilter);
if (demodulator == null)
{
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Demodulator not located");
return(false);
}
ModulationType modulationType = ModulationType.ModNotSet;
switch (tuningSpec.Modulation)
{
case Modulation.QPSK:
modulationType = ModulationType.ModNbcQpsk;
break;
case Modulation.PSK8:
modulationType = ModulationType.ModNbc8Psk;
break;
default:
break;
}
if (modulationType != ModulationType.ModNotSet)
{
reply = demodulator.put_ModulationType(ref modulationType);
if (reply != 0)
{
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Set Modulation Type failed error code 0x" + reply.ToString("X"));
return(false);
}
else
{
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Modulation type changed to " + modulationType);
}
}
else
{
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Modulation type not changed");
}
BinaryConvolutionCodeRate oldCodeRate;
reply = demodulator.get_InnerFECRate(out oldCodeRate);
if (reply != 0)
{
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Get FEC Rate failed error code 0x" + reply.ToString("X"));
return(false);
}
SatelliteFrequency satelliteFrequency = tuningSpec.Frequency as SatelliteFrequency;
BinaryConvolutionCodeRate newCodeRate = oldCodeRate;
if (satelliteFrequency.Pilot == DomainObjects.Pilot.Off)
{
newCodeRate += 64;
}
else
{
if (satelliteFrequency.Pilot == DomainObjects.Pilot.On)
{
newCodeRate += 128;
}
}
switch (satelliteFrequency.RollOff)
{
case DomainObjects.RollOff.RollOff20:
newCodeRate += 16;
break;
case DomainObjects.RollOff.RollOff25:
newCodeRate += 32;
break;
case DomainObjects.RollOff.RollOff35:
newCodeRate += 48;
break;
default:
break;
}
if (oldCodeRate != newCodeRate)
{
reply = demodulator.put_InnerFECRate(newCodeRate);
if (reply != 0)
{
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: Set FEC Rate failed error code 0x" + reply.ToString("X"));
return(false);
}
Logger.Instance.Write("DigitalEverywhere DVB-S2 handler: FEC Rate changed from " + oldCodeRate + " to " + newCodeRate);
}
return(true);
}
/// <summary>
/// Sends the diseq command.
/// </summary>
/// <param name="tuningSpec">A tuning spec instance.</param>
/// <param name="port">The LNB port (eg AB).</param>
internal override bool SendDiseqcCommand(TuningSpec tuningSpec, string port)
{
if (commandInterface == null)
return (true);
int reply = commandInterface.put_EnableDiseqCommands(1);
if (reply != 0)
Logger.Instance.Write("DiSEqC enble command failed: error code 0x" + reply.ToString("X"));
else
{
int lnbNumber = GetLnbNumber(port);
reply = commandInterface.put_DiseqLNBSource(lnbNumber - 1);
if (reply != 0)
Logger.Instance.Write("DiSEqC command failed: error code 0x" + reply.ToString("X"));
}
return (reply == 0);
}
private bool processPort(int lnbNumber, TuningSpec tuningSpec)
{
bool commandReply = sendCommand(GetCommand(lnbNumber, tuningSpec), false);
if (!commandReply)
{
CloseDevice(deviceNumber);
return (false);
}
byte[] commandBytes = GetSecondCommand(lnbNumber, tuningSpec);
if (commandBytes == null)
{
CloseDevice(deviceNumber);
return (true);
}
Thread.Sleep(150);
return (sendCommand(commandBytes, true));
}
/// <summary>
/// Sends the diseq command.
/// </summary>
/// <param name="tuningSpec">A tuning spec instance.</param>
/// <param name="port">The LNB port (eg AB).</param>
internal override bool SendDiseqcCommand(TuningSpec tuningSpec, string port)
{
if (commandInterface == null)
return (true);
disableDiseqcCommands(tunerFilter);
int lnbNumber = GetLnbNumber(port);
if (lnbNumber != -1)
return(processPort(lnbNumber, tuningSpec));
else
return(processCommands(port));
}
internal static SwitchReply ProcessDisEqcSwitch(TuningSpec tuningSpec, Tuner tunerSpec, IBaseFilter tunerFilter)
{
DiseqcHandlerBase diseqcHandler = getDiseqcHandler(tunerSpec, tunerFilter);
if (diseqcHandler == null)
{
Logger.Instance.Write("No DiSEqC handler available - switch request ignored");
return (SwitchReply.NoHandler);
}
Logger.Instance.Write("Created " + diseqcHandler.Description + " DiSEqC handler");
bool reply = diseqcHandler.SendDiseqcCommand(tuningSpec, ((SatelliteFrequency)tuningSpec.Frequency).SatelliteDish.DiseqcSwitch);
if (reply)
return (SwitchReply.OK);
else
return (SwitchReply.Failed);
}
private bool processPort(int lnbNumber,TuningSpec tuningSpec)
{
bool commandReply = sendCommand(1, GetCommand(lnbNumber, tuningSpec));
if (!commandReply)
return (false);
byte[] commandBytes = GetSecondCommand(lnbNumber, tuningSpec);
if (commandBytes == null)
return (true);
return (sendCommand(2, commandBytes));
}
internal abstract bool SendDiseqcCommand(TuningSpec tuningSpec, string port);
internal virtual bool ClearDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
Logger.Instance.Write("No DVB-S2 processing required");
return(true);
}
private bool processPort(int lnbNumber, TuningSpec tuningSpec)
{
BurstModulationType modulationType;
if (lnbNumber == 1) //for simple diseqc switches (i.e. 22KHz tone burst)
modulationType = BurstModulationType.TONE_BURST_UNMODULATED;
else
modulationType = BurstModulationType.TONE_BURST_MODULATED; //default to tone_burst_modulated
byte toneDataBurst = 2;
if (lnbNumber == 1) // mo tone/data burst is the default
toneDataBurst = 0; // tone burst for simple A
else
{
if (lnbNumber == 2)
toneDataBurst = 1; // data burst for simple B
}
byte[] commandBytes = GetCommand(lnbNumber, tuningSpec);
bool commandReply = sendCommand(commandBytes, modulationType, toneDataBurst);
if (!commandReply)
return (false);
commandReply = sendCommand(commandBytes, modulationType, toneDataBurst);
if (!commandReply)
return (false);
commandBytes = GetSecondCommand(lnbNumber, tuningSpec);
if (commandBytes == null)
return (true);
Thread.Sleep(150);
commandReply = sendCommand(commandBytes, modulationType, toneDataBurst);
if (commandReply)
{
Thread.Sleep(150);
commandReply = sendCommand(commandBytes, modulationType, toneDataBurst);
}
return (commandReply);
}
internal virtual bool ClearDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest)
{
Logger.Instance.Write("No DVB-S2 processing required");
return (true);
}
internal abstract bool SetDVBS2Parameters(TuningSpec tuningSpec, IBaseFilter tunerFilter, ITuneRequest tuneRequest);
private static BDAGraph checkDiseqcAvailability(BDAGraph graph, Tuner tuner, TuningSpec tuningSpec, bool repeatDiseqc, bool switchAfterPlay)
{
if (RunParameters.Instance.Options.Contains("USESAFEDISEQC"))
{
Logger.Instance.Write("Processing using safe DiSEqC switching method");
if (!graph.Play())
{
Logger.Instance.Write("Tuner in use - ignored: " + tuner.Name);
graph.Dispose();
return (null);
}
graph.Dispose();
graph = new BDAGraph("BDA", tuningSpec, tuner);
}
else
Logger.Instance.Write("Processing using unsafe DiSEqC switching method");
SwitchReply switchReply = SwitchReply.NotSet;
if (!switchAfterPlay)
{
Logger.Instance.Write("Processing Diseqc command before running graph");
switchReply = DiseqcHandlerBase.ProcessDisEqcSwitch(tuningSpec, tuner, graph.tunerFilter);
Thread.Sleep(500);
}
if (!graph.Play())
{
Logger.Instance.Write("Tuner in use - ignored: " + tuner.Name);
graph.Dispose();
return (null);
}
if (switchReply == SwitchReply.Failed && repeatDiseqc)
{
Logger.Instance.Write("Repeating DiSEqC command due to initial failure");
switchReply = DiseqcHandlerBase.ProcessDisEqcSwitch(tuningSpec, tuner, graph.tunerFilter);
}
else
{
if (switchAfterPlay)
{
Logger.Instance.Write("Processing Diseqc command after running graph");
switchReply = DiseqcHandlerBase.ProcessDisEqcSwitch(tuningSpec, tuner, graph.tunerFilter);
}
}
return (graph);
}
