/// <summary>
/// Ermittelt alle Sender zu einerm Geräteprofil.
/// </summary>
/// <param name="profile">Das gewünschte Geräteprofil.</param>
/// <returns>Alle Sender, versehen mit eindeutigen Namen.</returns>
public static SourceItem[] GetSourceItems( Profile profile )
{
// The list
List<SourceItem> items = new List<SourceItem>();
// All items
foreach (SourceSelection source in profile.AllSources)
{
// Attach to station in it
Station station = source.Source as Station;
// Ups
if (null == station)
continue;
// TV and radio only
if (station.SourceType != SourceTypes.TV)
if (station.SourceType != SourceTypes.Radio)
if (!station.IsService)
continue;
// Create the item
items.Add( new SourceItem { Selection = source, Name = station.FullName } );
}
// First duplicate pass - use service identifier
RemoveDuplicatesAddService( items );
// Sort
items.Sort( ( l, r ) => l.Name.CompareTo( r.Name ) );
// Report
return items.ToArray();
}
/// <summary>
/// Erzeugt eine neue Verwaltungsinstanz.
/// </summary>
/// <param name="profile">Das zugehörige Geräteprofil.</param>
/// <exception cref="ArgumentNullException">Es wurde kein Geräteprofil angegeben.</exception>
public ProfileItem( Profile profile )
{
// Validate
if (null == profile)
throw new ArgumentNullException( "profile" );
// Remember
Profile = profile;
}
/// <summary>
/// Create a new instance and start EPG parsing on PID <i>0x12</i>.
/// </summary>
/// <param name="profile">Related hardware device.</param>
/// <param name="portal">The currently show station.</param>
public ServiceParser( Profile profile, SourceIdentifier portal )
{
// Remember
Profile = profile;
Portal = portal;
// Register
HardwareManager.OpenHardware( Profile ).AddProgramGuideConsumer( TableFound );
}
/// <summary>
/// Erstellt eine neue Beschreibung.
/// </summary>
/// <param name="profile">Das zugehörige Geräteprpfil.</param>
/// <param name="active">Gesetzt, wenn das Geräteprofil verwendet wird.</param>
/// <returns>Die angeforderte Beschreibung.</returns>
public static ConfigurationProfile Create( Profile profile, bool active )
{
// Report
return
new ConfigurationProfile
{
SourceLimit = ReadSetting( profile, ProfileScheduleResource.ParallelSourceLimitName, ProfileScheduleResource.DefaultParallelSourceLimit ),
DecryptionLimit = ReadSetting( profile, ProfileScheduleResource.DecryptionLimitName, ProfileScheduleResource.DefaultDecryptionLimit ),
Priority = ReadSetting( profile, ProfileScheduleResource.SchedulePriorityName, ProfileScheduleResource.DefaultSchedulePriority ),
UsedForRecording = active,
Name = profile.Name,
};
}
/// <summary>
/// Liest eine Einstellung aus.
/// </summary>
/// <param name="profile">Ein Geräteprofil.</param>
/// <param name="settingName">Der Name der Einstellung.</param>
/// <param name="settingDefault">Die Voreinstellung der Einstellung.</param>
/// <returns>Der aktuelle Wert, gegebenenfalls die Voreinstellung.</returns>
private static uint ReadSetting( Profile profile, string settingName, uint settingDefault )
{
// Check value
var settings = profile.GetParameter( settingName );
if (string.IsNullOrEmpty( settings ))
return settingDefault;
// Check value
uint value;
if (uint.TryParse( settings, out value ))
return value;
else
return settingDefault;
}
/// <summary>
/// Ermittelt alle Quellen zu einem DVB.NET Geräteprofil.
/// </summary>
/// <param name="profile">Das zu verwendende Geräteprofil.</param>
/// <param name="predicate">Methode, die prüft, ob eine Quelle gemeldet werden soll.</param>
/// <returns>Alle Quellen zum Profil.</returns>
public static IEnumerable<SourceSelection> GetSources( Profile profile, Func<SourceSelection, bool> predicate )
{
// Resolve
if (profile == null)
yield break;
// Load the map
Dictionary<SourceIdentifier, SourceSelection> map;
if (!CurrentState.SourceByIdentifierMap.TryGetValue( profile.Name, out map ))
yield break;
// Use state
foreach (SourceSelection source in map.Values)
if ((null == predicate) || predicate( source ))
yield return source;
}
/// <summary> /// Ermittelt alle Quellen zu einem DVB.NET Geräteprofil. /// </summary> /// <param name="profile">Der Name des Geräteprofils.</param> /// <returns>Alle Quellen zum Profil.</returns> public static IEnumerable<SourceSelection> GetSources( Profile profile ) => GetSources( profile, (Func<SourceSelection, bool>)null );
/// <summary>
/// Aktualisiert eine einzelne Eigenschaft.
/// </summary>
/// <param name="profile">Ein Geräteprofil.</param>
/// <param name="propertyName">Der Name der Eigenschaft.</param>
/// <param name="currentValue">Der aktuelle Wert der Eigenschaft.</param>
/// <param name="defaultValue">Der bevorzugte Wert der Eigenschaft.</param>
/// <returns>Gesetzt, wenn die Eigenschaft verändert wurde.</returns>
private static bool Update( Profile profile, string propertyName, uint currentValue, uint defaultValue )
{
// Read the current setting
var newValue = ReadSetting( profile, propertyName, defaultValue );
if (newValue == currentValue)
return false;
// Reset
profile.Parameters.RemoveAll( parameter => propertyName.Equals( parameter.Name ) );
// Add
if (currentValue != defaultValue)
profile.Parameters.Add( new ProfileParameter( propertyName, currentValue ) );
// Did it
return true;
}
/// <summary> /// Prüft, ob ein Geräteprofil zu einem anderen kompatibel ist. Kompatibel sind jeweils /// nur DVB-S und DVB-S etc. /// </summary> /// <param name="other">Das andere Geräteprofil.</param> /// <returns>Gesetzt, wenn beide Profile kompatibel sind.</returns> public abstract bool IsCompatibleTo( Profile other );
/// <summary>
/// Führt Änderungen am Geräteprofil aus.
/// </summary>
/// <param name="profile">Das Geräteprofil.</param>
/// <returns>Gesetzt, wenn etwas verändert wurde.</returns>
public bool WriteBack( Profile profile )
{
// Process all
var newDecryption = Update( profile, ProfileScheduleResource.DecryptionLimitName, DecryptionLimit, ProfileScheduleResource.DefaultDecryptionLimit );
var newSource = Update( profile, ProfileScheduleResource.ParallelSourceLimitName, SourceLimit, ProfileScheduleResource.DefaultParallelSourceLimit );
var newPriority = Update( profile, ProfileScheduleResource.SchedulePriorityName, Priority, ProfileScheduleResource.DefaultSchedulePriority );
var changed = newPriority || newDecryption || newSource;
// Must persist
if (changed)
profile.Save();
// Done
return changed;
}
/// <summary>
/// Führt eine Standardumwandlung aus.
/// </summary>
/// <param name="profile">Das zu verwendende Geräteprofil.</param>
/// <param name="hardwareType">Die konkrete Art der DVB.NET 4.0ff Implementierung.</param>
/// <returns>Die gewünschte Abstraktion.</returns>
private static Hardware StandardTranslation( Profile profile, Type hardwareType )
{
// Result
Hardware result = null;
// Create the hardware
var hardware = (Hardware) Activator.CreateInstance( hardwareType, profile );
try
{
// Report
if (hardware.Translate())
{
// Reload restrictions - can only use full featured algorithm when fully ported
hardware.Restrictions = new HardwareRestriction { ProvidesSignalInformation = true };
// Remember
result = hardware;
}
}
catch
{
}
// Cleanup
if (result == null)
hardware.Dispose();
// Failed
return result;
}
/// <summary>
/// Erstellt die Beschreibung eines Gerätes.
/// </summary>
/// <param name="profile">Das zugehörige Geräteprofil.</param>
public StandardDevice( Profile profile )
{
m_profile = profile;
}
/// <summary>
/// Erzeugt das Hauptfenster im DVB.NET Modus mit direktem Zugriff auf
/// eine lokale Hardware.
/// </summary>
/// <param name="profile">Die zu verwendene lokale DVB.NET Hardware.</param>
public ViewerMain( Profile profile )
: this( profile, StartupModes.LocalDVB )
{
}
/// <summary>
/// Aktiviert eine bestimmte Geräteabstraktion.
/// </summary>
/// <param name="profile">Das zugehörigen Geräteprofils.</param>
/// <returns>Die gewünschte Hardware oder <i>null</i>, wenn die Geräteverwaltung
/// nicht aktiv ist.</returns>
/// <exception cref="ArgumentException">Es wurde kein Geräteprofil angegeben.</exception>
public static Hardware OpenHardware( Profile profile )
{
// Validate
if (null == profile)
throw new ArgumentNullException( "profile" );
if (string.IsNullOrEmpty( profile.Name ))
throw new ArgumentNullException( "profile.Name" );
// Be safe
lock (m_ActiveHardware)
{
// Not locked
if (m_ReferenceCounter < 1)
return null;
// Already active
Hardware hardware;
if (m_ActiveHardware.TryGetValue( profile.Name, out hardware ))
return hardware;
// Ask profile
hardware = profile.CreateHardware();
// Remember
m_ActiveHardware[profile.Name] = hardware;
// Report
return hardware;
}
}
/// <summary>
/// Erstellt eine periodische Aufgabe zum Aktualisieren der Quellen.
/// </summary>
/// <param name="resource">Die zugehörige Ressource.</param>
/// <param name="profile">Die vollen Informationen zum Geräteprofil.</param>
/// <returns>Die Beschreibung der Aufgabe oder <i>null</i>.</returns>
public PeriodicScheduler CreateSourceScanTask( IScheduleResource resource, Profile profile )
{
// Forward
return new SourceListTask( resource, () => m_lastRunScan[resource.Name] );
}
/// <summary>
/// Erstellt eine periodische Aufgabe zum Aktualisieren der Programmzeitschrift.
/// </summary>
/// <param name="resource">Die zugehörige Ressource.</param>
/// <param name="profile">Die vollen Informationen zum Geräteprofil.</param>
/// <returns>Die Beschreibung der Aufgabe oder <i>null</i>.</returns>
public PeriodicScheduler CreateProgramGuideTask( IScheduleResource resource, Profile profile )
{
// Forward
return new ProgramGuideTask( resource, () => m_lastRunGuide[resource.Name] );
}
/// <summary>
/// Erzeugt eine neue Instanz der Abstraktion zu einem Geräteprofil.
/// </summary>
/// <param name="profile">Das zu verwendende Geräteprofil.</param>
/// <param name="migrateOnly">Gesetzt, wenn nur eine Migration der Einstellungen vorgenommen werden soll.</param>
/// <returns>Die neu erzeugte Instanz, die mit <see cref="IDisposable.Dispose"/>
/// freigegeben werden muss.</returns>
/// <exception cref="ArgumentNullException">Es wurde kein Geräteprofil angegeben.</exception>
/// <exception cref="NotSupportedException">Das Geräteprofil verwendet die nicht mehr unterstützten BDA Abstraktion
/// vor DVB.NET 4.0.</exception>
internal static Hardware Create(Profile profile, bool migrateOnly)
{
// Validate
if (profile == null)
{
throw new ArgumentNullException("profile");
}
// For exception translation
try
{
// Load the primary type
var primaryType = Type.GetType(profile.HardwareType, true);
// See we we can translate
Type translationType;
if (LegacyAssemblyName.Equals(primaryType.Assembly.GetName().Name))
{
if (s_LegacyMapping.TryGetValue(primaryType.FullName, out translationType))
{
// Load the provider mapping
var provider = profile.GetDeviceAspect(null);
if (!string.IsNullOrEmpty(provider))
{
// Load the translatior
Func <Profile, Type, Hardware> translator;
if (s_Translators.TryGetValue(provider, out translator))
{
// Try translate
var hardware = translator(profile, translationType);
if (hardware == null)
{
if (migrateOnly)
{
return(null);
}
else
{
throw new NotSupportedException(string.Format(Properties.Resources.Exception_NoLongerSupported, profile));
}
}
else
{
return(hardware);
}
}
}
}
}
// Create and report
if (migrateOnly)
{
return(null);
}
else
{
return((Hardware)Activator.CreateInstance(primaryType, profile));
}
}
catch (TargetInvocationException e)
{
// Forward
if (migrateOnly)
{
return(null);
}
else
{
throw (null == e.InnerException) ? e : e.InnerException;
}
}
}
/// <summary>
/// Führt eine Standardumwandlung für den Satellitenempfang mit DiSEqC aus.
/// </summary>
/// <param name="profile">Das zu verwendende Geräteprofil.</param>
/// <param name="hardwareType">Die konkrete Art der DVB.NET 4.0ff Implementierung.</param>
/// <returns>Die gewünschte Abstraktion.</returns>
private static Hardware StandardSatelliteTranslationWithDiSEqC( Profile profile, Type hardwareType )
{
// Forward
var hardware = StandardTranslation( profile, hardwareType );
if (hardware == null)
return null;
// Add item to pipeline
hardware.EffectivePipeline.Add( new PipelineItem { SupportedOperations = PipelineTypes.DiSEqC, ComponentType = DiSEqCByFrequencyFilter } );
// Report
return hardware;
}
/// <summary>
/// Erzeugt as Hauptfenster.
/// </summary>
/// <param name="profile">Die zu verwendene lokale DVB.NET Hardware.</param>
/// <param name="mode">Operationsmodus der Anwendung.</param>
/// <param name="args">Parameter zum Operationsmodus der Anwendung.</param>
public ViewerMain( Profile profile, StartupModes mode, params string[] args )
{
// Remember
m_Arguments = args;
Profile = profile;
m_Mode = mode;
// Create components
InitializeComponent();
// Attach to viewer
IViewerSite viewer = (IViewerSite) theViewer;
// Register additional keys - to be kept we must do this before SetSite fixes the map
viewer.SetKeyHandler( Keys.J, ProcessFullScreen );
viewer.SetKeyHandler( Keys.End, Close );
// Connect viewer control to configuration
theViewer.SetSite( this );
// Prepare to show
SetBounds();
}
/// <summary>
/// Wandelt die Abstraktion für die Hauppauge Nova-S Plus und Nova-SE2 um.
/// </summary>
/// <param name="profile">Das zu verwendende Geräteprofil.</param>
/// <param name="hardwareType">Die konkrete Art der DVB.NET 4.0ff Implementierung.</param>
/// <returns>Die gewünschte Abstraktion.</returns>
private static Hardware TranslateNova( Profile profile, Type hardwareType )
{
// Forward
var hardware = StandardTranslation( profile, hardwareType );
if (hardware == null)
return null;
// Default names
hardware.EffectiveDeviceAspects.Add( new DeviceAspect { Aspekt = Aspect_TunerName, Value = "Hauppauge WinTV 88x DVB-S Tuner/Demod" } );
hardware.EffectiveDeviceAspects.Add( new DeviceAspect { Aspekt = Aspect_CaptureName, Value = "Hauppauge WinTV 88x TS Capture" } );
// Add to pipeline
hardware.EffectivePipeline.Add( new PipelineItem { SupportedOperations = PipelineTypes.DiSEqC, ComponentType = HauppaugeNovaSDiSEqC } );
// Report
return hardware;
}
/// <summary>
/// Beginnt die Aufzeichnung in einen <i>Transport Stream</i> - optional als
/// Datei.
/// </summary>
/// <param name="nextPID">Die erste Datenstromkennung (PID), die in der Aufzeichnungsdatei verwendet werden darf.</param>
/// <param name="recreate">Gesetzt, wenn ein Neustart aufgrund veränderter Nutzdatenströme erforderlich wurde.</param>
/// <exception cref="ArgumentException">Eine Aufzeichnung der angegebenen Quelle ist nicht möglich.</exception>
private void CreateStream(short nextPID, bool recreate)
{
// Try to get the full name
var filePath = m_OriginalPath;
if (filePath != null)
{
if (m_FileCount > 0)
{
// Split off the parts
var name = Path.GetFileNameWithoutExtension(filePath);
var dir = Path.GetDirectoryName(filePath);
var ext = Path.GetExtension(filePath);
// Construct new name
filePath = Path.Combine(dir, $"{name} - {m_FileCount}{ext}");
}
}
// Try to decrypt
if (m_Decrypting = m_OriginalSettings.IsEncrypted)
{
try
{
// Process
Hardware.Decrypt(Source);
}
catch
{
// Ignore any error
m_Decrypting = false;
}
}
// Type of the video
EPG.StreamTypes?videoType;
// Video first
if (m_OriginalSettings.VideoStream == 0)
{
videoType = null;
}
else
{
videoType = (m_OriginalSettings.VideoType == VideoTypes.H264) ? EPG.StreamTypes.H264 : EPG.StreamTypes.Video13818;
}
// Get the buffer size
var bufferSize = (FileBufferSizeChooser == null) ? null : FileBufferSizeChooser(videoType);
// Create the new stream
m_TransportStream = new Manager(filePath, nextPID, bufferSize.GetValueOrDefault(Manager.DefaultBufferSize));
// Attach PCR sink
m_TransportStream.OnWritingPCR = m_WritePCRSink;
// Report of the actually selected streams
StreamSelection result = new StreamSelection();
// Cleanup on any error
try
{
// Video first
if (videoType.HasValue)
{
AddConsumer(m_OriginalSettings.VideoStream, StreamTypes.Video, m_TransportStream.AddVideo((byte)videoType.Value));
}
// Select audio
ProcessAudioSelection(AudioTypes.MP2, result.MP2Tracks, StreamSelection.MP2Tracks);
ProcessAudioSelection(AudioTypes.AC3, result.AC3Tracks, StreamSelection.AC3Tracks);
// Videotext
if (StreamSelection.Videotext)
{
if (0 != m_OriginalSettings.TextStream)
{
// Register
AddConsumer(m_OriginalSettings.TextStream, StreamTypes.VideoText, m_TransportStream.AddTeleText());
// Remember
result.Videotext = true;
}
}
// Subtitle streams
var subtitles = new Dictionary <ushort, List <EPG.SubtitleInfo> >();
// Preset mode
result.SubTitles.LanguageMode = LanguageModes.All;
// All audio
// Subtitles
foreach (var subtitle in m_OriginalSettings.Subtitles)
{
// Check for primary
if (StreamSelection.SubTitles.LanguageMode == LanguageModes.Primary)
{
// Attach to the list
AddSubtitleInformation(subtitle, subtitles);
// Copy over
result.SubTitles.LanguageMode = LanguageModes.Primary;
// Remember
result.SubTitles.Languages.Add(subtitle.Language);
// Done
break;
}
// Standard selection
if (StreamSelection.SubTitles.Contains(subtitle.Language))
{
// Attach to the list
AddSubtitleInformation(subtitle, subtitles);
// Remember
result.SubTitles.Languages.Add(subtitle.Language);
}
else
{
// At least one is excluded
result.SubTitles.LanguageMode = LanguageModes.Selection;
}
}
// Clear flag if no audio is used
if (LanguageModes.All == result.SubTitles.LanguageMode)
{
if (result.SubTitles.Languages.Count < 1)
{
result.SubTitles.LanguageMode = LanguageModes.Selection;
}
}
// Process all subtitles
foreach (var current in subtitles)
{
AddConsumer(current.Key, StreamTypes.SubTitle, m_TransportStream.AddSubtitles(current.Value.ToArray()));
}
// See if program guide is requested
bool epg = StreamSelection.ProgramGuide;
// May want to disable
if (epg)
{
if ((Hardware.Profile != null) && Hardware.Profile.DisableProgramGuide)
{
epg = false;
}
else if (Profile != null)
{
if (Profile.GetFilter(Source).DisableProgramGuide)
{
epg = false;
}
}
}
// EPG
if (epg)
{
// Activate dispatch
m_TransportStream.SetEPGMapping(Source.Network, Source.TransportStream, Source.Service);
// Start it
Hardware.AddProgramGuideConsumer(DispatchEPG);
// Remember
result.ProgramGuide = true;
}
// Counter
int started = 0;
try
{
// Start all
foreach (var consumer in m_Consumers)
{
try
{
// Forward
Hardware.SetConsumerState(consumer, true);
// Count it
++started;
}
catch (OutOfConsumersException)
{
// Translate
throw new OutOfConsumersException(m_Consumers.Count, started)
{
RequestedSelection = result
};
}
}
}
catch
{
// Detach EPG
Hardware.RemoveProgramGuideConsumer(DispatchEPG);
// Cleanup on all errors
foreach (var consumer in m_Consumers)
{
try
{
// Remove
Hardware.SetConsumerState(consumer, null);
}
catch
{
// Ignore any error
}
}
// Forward
throw;
}
// Remember path
if (filePath != null)
{
m_AllFiles.Add(new FileStreamInformation {
FilePath = filePath, VideoType = m_OriginalSettings.VideoType
});
}
// Remember the time
LastActivationTime = DateTime.UtcNow;
}
catch
{
// Simply forget
m_TransportStream.Dispose();
m_TransportStream = null;
// Forward
throw;
}
// Get the next free PID
NextStreamIdentifier = m_TransportStream.NextPID;
// Remember the streams we use
ActiveSelection = result;
// Attach to clients
var createNotify = OnCreatedStream;
// Report
if (createNotify != null)
{
createNotify(this);
}
}
/// <summary>
/// Erzeugt eine neue Instanz der Abstraktion zu einem Geräteprofil.
/// </summary>
/// <param name="profile">Das zu verwendende Geräteprofil.</param>
/// <param name="migrateOnly">Gesetzt, wenn nur eine Migration der Einstellungen vorgenommen werden soll.</param>
/// <returns>Die neu erzeugte Instanz, die mit <see cref="IDisposable.Dispose"/>
/// freigegeben werden muss.</returns>
/// <exception cref="ArgumentNullException">Es wurde kein Geräteprofil angegeben.</exception>
/// <exception cref="NotSupportedException">Das Geräteprofil verwendet die nicht mehr unterstützten BDA Abstraktion
/// vor DVB.NET 4.0.</exception>
internal static Hardware Create( Profile profile, bool migrateOnly )
{
// Validate
if (profile == null)
throw new ArgumentNullException( "profile" );
// For exception translation
try
{
// Load the primary type
var primaryType = Type.GetType( profile.HardwareType, true );
// See we we can translate
Type translationType;
if (LegacyAssemblyName.Equals( primaryType.Assembly.GetName().Name ))
if (s_LegacyMapping.TryGetValue( primaryType.FullName, out translationType ))
{
// Load the provider mapping
var provider = profile.GetDeviceAspect( null );
if (!string.IsNullOrEmpty( provider ))
{
// Load the translatior
Func<Profile, Type, Hardware> translator;
if (s_Translators.TryGetValue( provider, out translator ))
{
// Try translate
var hardware = translator( profile, translationType );
if (hardware == null)
if (migrateOnly)
return null;
else
throw new NotSupportedException( string.Format( Properties.Resources.Exception_NoLongerSupported, profile ) );
else
return hardware;
}
}
}
// Create and report
if (migrateOnly)
return null;
else
return (Hardware) Activator.CreateInstance( primaryType, profile );
}
catch (TargetInvocationException e)
{
// Forward
if (migrateOnly)
return null;
else
throw (null == e.InnerException) ? e : e.InnerException;
}
}
/// <summary>
/// Beginnt mit dem Auslesen der Quelldaten.
/// </summary>
/// <param name="source">Die gewünschte Quelle.</param>
/// <param name="device">Das zu verwendende Gerät.</param>
/// <param name="profile">Optional das zu berücksichtigende Geräteprofil.</param>
/// <returns>Die Hintergrundaufgabe zum Auslesen der Quelledaten.</returns>
public static CancellableTask<SourceInformation> GetSourceInformationAsync( this Hardware device, SourceIdentifier source, Profile profile = null )
{
// Validate
if (device == null)
throw new ArgumentNullException( "no hardware to use", "device" );
if (source == null)
throw new ArgumentException( "no source to get information for", "source" );
// Attach to tasks
var patReader = device.AssociationTableReader;
var groupReader = device.GroupReader;
// Start
return
CancellableTask<SourceInformation>.Run( cancel =>
{
// Check tasks
if (groupReader == null)
return null;
if (patReader == null)
return null;
// Wait on tasks
if (!groupReader.CancellableWait( cancel ))
return null;
if (!patReader.CancellableWait( cancel ))
return null;
// Get the current group information
var groupInfo = groupReader.Result;
if (groupInfo == null)
return null;
// See if group exists
if (!groupInfo.Sources.Any( source.Equals ))
return null;
// Find the stream identifier for the service
var pmtIdentifier = patReader.Result.FindService( source.Service );
if (!pmtIdentifier.HasValue)
return null;
// Wait for mapping table
var pmtReader = device.GetTableAsync<PMT>( pmtIdentifier.Value );
if (!pmtReader.CancellableWait( cancel ))
return null;
// Request table
var pmts = pmtReader.Result;
if (pmts == null)
return null;
// Create dummy
var currentSettings = new SourceInformation { Source = source, VideoType = VideoTypes.NoVideo };
// Process all PMT - actually should be only one
foreach (var pmt in pmts)
{
// Overwrite encryption if CA descriptor is present
if (pmt.Table.Descriptors != null)
currentSettings.IsEncrypted = pmt.Table.Descriptors.Any( descriptor => EPG.DescriptorTags.CA == descriptor.Tag );
// Process the program entries
foreach (var program in pmt.Table.ProgramEntries)
currentSettings.Update( program );
}
// Find the related station information
var station = groupInfo.Sources.FirstOrDefault( source.Equals ) as Station;
if (station != null)
{
// Take data from there
currentSettings.Provider = station.Provider;
currentSettings.Name = station.Name;
// See if this is a service
currentSettings.IsService = station.IsService;
// Overwrite encryption if regular service entry exists
if (!currentSettings.IsService)
currentSettings.IsEncrypted = station.IsEncrypted;
}
// See if profile is attached
if (profile != null)
{
// Apply the modifier
var modifier = profile.GetFilter( currentSettings.Source );
if (modifier != null)
modifier.ApplyTo( currentSettings );
}
// Report
return currentSettings;
} );
}
/// <summary>
/// Erzeugt eine neue Verwaltung.
/// </summary>
/// <param name="hardware">Das Gerät, auf dem die zugehörige Quellgruppe gerade aktiv ist.</param>
/// <param name="profile">Optional das Geräteprofil mit der zugehörigen Senderliste.</param>
/// <param name="source">Die Quelle, die zu betrachten ist.</param>
/// <param name="selection">Die zu betrachtenden Datenströme.</param>
/// <exception cref="ArgumentNullException">Ein Parameter wurde nicht angegeben.</exception>
public SourceStreamsManager( Hardware hardware, Profile profile, SourceIdentifier source, StreamSelection selection )
{
// Validate
if (null == hardware)
throw new ArgumentNullException( "hardware" );
if (null == source)
throw new ArgumentNullException( "source" );
if (null == selection)
throw new ArgumentNullException( "selection" );
// Remember all
StreamSelection = selection;
Hardware = hardware;
Profile = profile;
Source = source;
}
/// <summary>
/// Ermittelt alle Quellen zu einem DVB.NET Geräteprofil.
/// </summary>
/// <param name="profile">Der Name des Geräteprofils.</param>
/// <returns>Alle Quellen zum Profil.</returns>
public static IEnumerable<SourceSelection> GetSources( Profile profile )
{
// Forward
return GetSources( profile, (Func<SourceSelection, bool>) null );
}
