FrontendType GetElementType(FrontendType t)
{
var result = t;
while (result is FrontendPointerType pt)
{
result = pt.elementType;
}
return(result);
}
/// <summary>
/// Wählt eine Quellgruppe an.
/// </summary>
/// <param name="group">Die Daten zur Quellgruppe.</param>
/// <returns>Gesetzt, wenn es sich um eine DVB-T Quellgruppe handelt.</returns>
private bool SendChannel(TerrestrialGroup group)
{
// Not us
if (group == null)
{
return(false);
}
// Validate
if (FrontendType != FrontendType.Terrestrial)
{
throw new DVBException("Expected " + FrontendType.ToString() + " Channel");
}
// Helper
var channel =
new Channel_T
{
Frequency = group.Frequency,
Inversion = SpectrumInversion.Off,
Scan = false,
};
// Check supported modes
switch (group.Bandwidth)
{
case Bandwidths.Six: channel.Bandwidth = BandwidthType.Six; break;
case Bandwidths.Seven: channel.Bandwidth = BandwidthType.Seven; break;
case Bandwidths.Eight: channel.Bandwidth = BandwidthType.Eight; break;
case Bandwidths.NotDefined: channel.Bandwidth = BandwidthType.None; break;
default: channel.Bandwidth = BandwidthType.Auto; break;
}
// Process
CheckChannel(CDVBFrontend_SetChannel(m_Class.ClassPointer, channel, false));
// Check up for synchronisation
Channel_T rVal1, rVal2;
// Get channel twice
CheckChannel(CDVBFrontend_GetChannel(m_Class.ClassPointer, out rVal1));
CheckChannel(CDVBFrontend_GetChannel(m_Class.ClassPointer, out rVal2));
// Did it
return(true);
}
/// <summary>
/// Wählt eine Quellgruppe an.
/// </summary>
/// <param name="group">Die Daten zur Quellgruppe.</param>
/// <returns>Gesetzt, wenn es sich um eine DVB-T Quellgruppe handelt.</returns>
private Channel_T?Tune(TerrestrialGroup group)
{
// Not us
if (group == null)
{
return(null);
}
// Validate
if (FrontendType != FrontendType.Terrestrial)
{
throw new DVBException("Expected " + FrontendType.ToString() + " Channel");
}
// Helper
var data =
new Channel_T
{
Frequency = group.Frequency,
Inversion = SpectrumInversion.Off,
Scan = false,
};
// Check supported modes
switch (group.Bandwidth)
{
case Bandwidths.Six: data.Bandwidth = BandwidthType.Six; break;
case Bandwidths.Seven: data.Bandwidth = BandwidthType.Seven; break;
case Bandwidths.Eight: data.Bandwidth = BandwidthType.Eight; break;
case Bandwidths.NotDefined: data.Bandwidth = BandwidthType.None; break;
default: data.Bandwidth = BandwidthType.Auto; break;
}
// Process
return(data.SetChannel(this));
}
static SSAType getTypeRef(FrontendType t, int depth)
{
if (t.Equals(FrontendType.i8))
{
return(Const.i8_t);
}
if (t.Equals(FrontendType.i16))
{
return(Const.i16_t);
}
if (t.Equals(FrontendType.i32))
{
return(Const.i32_t);
}
if (t.Equals(FrontendType.i64))
{
return(Const.i64_t);
}
if (t.Equals(FrontendType.mm))
{
return(Const.mm_t);
}
if (t.Equals(FrontendType.f32))
{
return(Const.f32_t);
}
if (t.Equals(FrontendType.f64))
{
return(Const.f64_t);
}
if (t.Equals(FrontendType.f32_4x))
{
return(Const.f32_4x_t);
}
if (t.Equals(FrontendType.f32_8x))
{
return(Const.f32_8x_t);
}
if (t.Equals(FrontendType.i32_4x))
{
return(Const.i32_4x_t);
}
if (t.Equals(FrontendType.i32_8x))
{
return(Const.i32_8x_t);
}
if (t.Equals(FrontendType.i8_16x))
{
return(Const.i8_16x_t);
}
if (t.Equals(FrontendType.i8_32x))
{
return(Const.i8_32x_t);
}
if (t.Equals(FrontendType.bool_))
{
return(Const.bool_t);
}
if (t.Equals(FrontendType.void_))
{
return(Const.void_t);
}
if (t.Equals(FrontendType.string_))
{
return(getTypeRef(t as FrontendStructType, depth));
}
switch (t)
{
case FrontendArrayType ta:
return(getTypeRef(ta, depth));
case FrontendStructType ts:
return(getTypeRef(ts, depth));
case FrontendPointerType tp:
return(getTypeRef(tp, depth));
case FrontendFunctionType tf:
return(getTypeRef(tf, depth));
case FrontendEnumType te:
return(getTypeRef(te, depth));
}
throw new InvalidCodePath();
}
public static SSAType GetTypeRef(FrontendType t)
{
return(getTypeRef(t, 0));
}
/// <summary>
/// FrontendMenu class constructor.
/// </summary>
/// <param name="name"></param>
/// <param name="subtitle"></param>
/// <param name="menuType"></param>
public FrontendMenu(string name, string subtitle, FrontendType menuType)
{
this.name = name;
this.subtitle = subtitle;
this.menuType = menuType;
}
/// <summary>
/// FrontendMenu class constructor.
/// </summary>
/// <param name="name"></param>
/// <param name="menuType"></param>
public FrontendMenu(string name, FrontendType menuType) : this(name, "", menuType)
{
}
/// <summary>
/// Wählt eine Quellgruppe an.
/// </summary>
/// <param name="group">Die Daten zur Quellgruppe.</param>
/// <returns>Gesetzt, wenn es sich um eine DVB-C Quellgruppe handelt.</returns>
private Channel_C?Tune(CableGroup group)
{
// Not us
if (group == null)
{
return(null);
}
// Validate
if (FrontendType != FrontendType.Cable)
{
throw new DVBException("Expected " + FrontendType.ToString() + " Channel");
}
// Helper
var data =
new Channel_C
{
Frequency = group.Frequency,
SymbolRate = group.SymbolRate,
};
// Spectrum inversion
switch (group.SpectrumInversion)
{
case SpectrumInversions.On: data.Inversion = SpectrumInversion.On; break;
case SpectrumInversions.Off: data.Inversion = SpectrumInversion.Off; break;
case SpectrumInversions.Auto: data.Inversion = SpectrumInversion.Auto; break;
default: data.Inversion = SpectrumInversion.Auto; break;
}
// Modulation
switch (group.Modulation)
{
case CableModulations.QAM16: data.Qam = Qam.Qam16; break;
case CableModulations.QAM32: data.Qam = Qam.Qam32; break;
case CableModulations.QAM64: data.Qam = Qam.Qam64; break;
case CableModulations.QAM128: data.Qam = Qam.Qam128; break;
case CableModulations.QAM256: data.Qam = Qam.Qam256; break;
default: data.Qam = Qam.Qam64; break;
}
// Check supported modes
switch (group.Bandwidth)
{
case Bandwidths.Six: data.Bandwidth = BandwidthType.Six; break;
case Bandwidths.Seven: data.Bandwidth = BandwidthType.Seven; break;
case Bandwidths.Eight: data.Bandwidth = BandwidthType.Eight; break;
case Bandwidths.NotDefined: data.Bandwidth = BandwidthType.None; break;
default: data.Bandwidth = BandwidthType.Auto; break;
}
// Process
return(data.SetChannel(this));
}
/// <summary>
/// Wählt eine Quellgruppe aus.
/// </summary>
/// <param name="group">Díe Daten der Quellgruppe.</param>
/// <param name="location">Die Wahl des Ursprungs, über den die Quellgruppe empfangen werden kann.</param>
/// <returns>Gesetzt, wenn es sich um eine DVB-S Quellgruppe handelt.</returns>
private Channel_S?Tune(SatelliteGroup group, SatelliteLocation location)
{
// Not us
if (location == null)
{
return(null);
}
if (group == null)
{
return(null);
}
// Validate
if (FrontendType != FrontendType.Satellite)
{
throw new DVBException("Expected " + FrontendType.ToString() + " Channel");
}
// Create channel
var data =
new Channel_S
{
Mode = group.UsesS2Modulation ? DVBSMode.DVB_S2 : DVBSMode.DVB_S,
Inversion = SpectrumInversion.Auto,
SymbolRate = group.SymbolRate,
Frequency = group.Frequency,
};
// Attach to the DiSEqC setting
var selector = StandardDiSEqC.FromSourceGroup(group, location);
// See if the message is different from the last one
if (!selector.Equals(m_lastMessage))
{
// Remember
m_lastMessage = selector.Clone();
// As long as necessary
for (int nCount = selector.Repeat; nCount-- > 0; Thread.Sleep(120))
{
// Send it
DVBException.ThrowOnError(_SendDiSEqCMsg(m_Class.ClassPointer, selector.Request, (byte)selector.Request.Length, selector.Burst), "Could not send DiSEqC message");
// Set repeat flag
if (selector.Request.Length > 0)
{
selector.Request[0] |= 1;
}
}
}
// Calculated items
data.b22kHz = (group.Frequency >= location.SwitchFrequency) ? 1 : 0;
data.LOF = (0 == data.b22kHz) ? location.Frequency1 : location.Frequency2;
// Power modes
switch (group.Polarization)
{
case Polarizations.Horizontal: data.LNBPower = PowerMode.Horizontal; break;
case Polarizations.Vertical: data.LNBPower = PowerMode.Vertical; break;
case Polarizations.NotDefined: data.LNBPower = PowerMode.Off; break;
default: throw new ArgumentException(group.Polarization.ToString(), "Polarization");
}
// Process
return(data.SetChannel(this, false));
}
/// <summary>
/// Wählt eine Quellgruppe an.
/// </summary>
/// <param name="group">Die Daten zur Quellgruppe.</param>
/// <returns>Gesetzt, wenn es sich um eine DVB-C Quellgruppe handelt.</returns>
private bool SendChannel(CableGroup group)
{
// Not us
if (group == null)
{
return(false);
}
// Validate
if (FrontendType != FrontendType.Cable)
{
throw new DVBException("Expected " + FrontendType.ToString() + " Channel");
}
// Helper
var channel =
new Channel_C
{
Frequency = group.Frequency,
SymbolRate = group.SymbolRate,
};
// Spectrum inversion
switch (group.SpectrumInversion)
{
case SpectrumInversions.On: channel.Inversion = SpectrumInversion.On; break;
case SpectrumInversions.Off: channel.Inversion = SpectrumInversion.Off; break;
case SpectrumInversions.Auto: channel.Inversion = SpectrumInversion.Auto; break;
default: channel.Inversion = SpectrumInversion.Auto; break;
}
// Modulation
switch (group.Modulation)
{
case CableModulations.QAM16: channel.Qam = Qam.Qam16; break;
case CableModulations.QAM32: channel.Qam = Qam.Qam32; break;
case CableModulations.QAM64: channel.Qam = Qam.Qam64; break;
case CableModulations.QAM128: channel.Qam = Qam.Qam128; break;
case CableModulations.QAM256: channel.Qam = Qam.Qam256; break;
default: channel.Qam = Qam.Qam64; break;
}
// Check supported modes
switch (group.Bandwidth)
{
case Bandwidths.Six: channel.Bandwidth = BandwidthType.Six; break;
case Bandwidths.Seven: channel.Bandwidth = BandwidthType.Seven; break;
case Bandwidths.Eight: channel.Bandwidth = BandwidthType.Eight; break;
case Bandwidths.NotDefined: channel.Bandwidth = BandwidthType.None; break;
default: channel.Bandwidth = BandwidthType.Auto; break;
}
// Process
CheckChannel(CDVBFrontend_SetChannel(m_Class.ClassPointer, channel, false));
// Check up for synchronisation
Channel_C val1, val2;
// Get channel twice
CheckChannel(CDVBFrontend_GetChannel(m_Class.ClassPointer, out val1));
CheckChannel(CDVBFrontend_GetChannel(m_Class.ClassPointer, out val2));
// Did it
return(true);
}
/// <summary>
/// Wählt eine Quellgruppe aus.
/// </summary>
/// <param name="group">Díe Daten der Quellgruppe.</param>
/// <param name="location">Die Wahl des Ursprungs, über den die Quellgruppe empfangen werden kann.</param>
/// <returns>Gesetzt, wenn es sich um eine DVB-S Quellgruppe handelt.</returns>
private bool SendChannel(SatelliteGroup group, SatelliteLocation location)
{
// Not us
if (location == null)
{
return(false);
}
if (group == null)
{
return(false);
}
// Validate
if (FrontendType != FrontendType.Satellite)
{
throw new DVBException("Expected " + FrontendType.ToString() + " Channel");
}
// Create channel
var channel =
new Channel_S
{
Inversion = SpectrumInversion.Auto,
SymbolRate = group.SymbolRate,
Frequency = group.Frequency,
};
// Attach to the DiSEqC setting
var selector = StandardDiSEqC.FromSourceGroup(group, location);
// See if the message is different from the last one
if (!selector.Equals(m_lastMessage))
{
// Remember
m_lastMessage = selector.Clone();
// As long as necessary
for (int nCount = selector.Repeat; nCount-- > 0; Thread.Sleep(120))
{
// Send it
DVBException.ThrowOnError(CDVBFrontend_SendDiSEqCMsg(m_Class.ClassPointer, selector.Request, (byte)selector.Request.Length, selector.Burst), "Could not send DiSEqC Message");
// Set repeat flag
if (selector.Request.Length > 0)
{
selector.Request[0] |= 1;
}
}
}
// Calculated items
channel.b22kHz = (group.Frequency >= location.SwitchFrequency) ? 1 : 0;
channel.LOF = (0 == channel.b22kHz) ? location.Frequency1 : location.Frequency2;
// Power modes
switch (group.Polarization)
{
case Polarizations.Horizontal: channel.LNBPower = PowerMode.Horizontal; break;
case Polarizations.Vertical: channel.LNBPower = PowerMode.Vertical; break;
case Polarizations.NotDefined: channel.LNBPower = PowerMode.Off; break;
default: throw new ArgumentException(group.Polarization.ToString(), "Polarization");
}
// Process
CheckChannel(CDVBFrontend_SetChannel(m_Class.ClassPointer, channel, false));
// Check up for synchronisation
Channel_S val1, val2;
// Get channel twice
CheckChannel(CDVBFrontend_GetChannel(m_Class.ClassPointer, out val1));
CheckChannel(CDVBFrontend_GetChannel(m_Class.ClassPointer, out val2));
// Did it
return(true);
}
