private void ProgramAssociationTableReceived(object sender, TsStreamEventArgs eventArgs)
{
var e = eventArgs as TsStreamEventArgs<TsTable>;
if (e == null) return;
lock (_syncObject)
{
var pat = e.DecodedUnit.TableIdentifier == TableIdentifier.ProgramAssociation
? (ProgramAssociationTable) e.DecodedUnit
: null;
if (pat == null) return;
#if DEBUG2
Debug.WriteLine("Table is a " + pat.TableIdentifier + " with Identifier 0x" + pat.Identifier.ToString("X4") +
" and IsCurrent=" + pat.IsCurrent);
foreach (var pa in pat.Rows)
Debug.WriteLine("Program " + pa.ProgramNumber + " is on PID " + pa.PacketIdentifier);
#endif
var updatedPrograms = (from r in pat.Rows select r.ProgramNumber).ToArray();
var existingPrograms = (from p in Programs select p.ProgramNumber).ToArray();
var newProgramRows = from r in pat.Rows
where updatedPrograms.Except(existingPrograms).Contains(r.ProgramNumber)
select r;
foreach (var r in newProgramRows)
{
var newProgram = new TsProgram(r.ProgramNumber,
new TableStream() {PacketIdentifier = r.PacketIdentifier})
{
Status =
pat.IsCurrent ? TsProgramStatus.Current : TsProgramStatus.Next
};
_streams.Add(r.PacketIdentifier, newProgram.ProgramMapStream);
Programs.Add(newProgram);
newProgram.StreamAdded += AddProgramStream;
}
if (pat.IsCurrent)
{
var oldPrograms = from p in Programs
where !updatedPrograms.Contains(p.ProgramNumber)
select p;
foreach (var p in oldPrograms)
{
p.Status = TsProgramStatus.Dicontinued;
}
}
}
}
private void ProgramAssociationTableReceived(object sender, TsStreamEventArgs eventArgs)
{
var e = eventArgs as TsStreamEventArgs <TsTable>;
if (e == null)
{
return;
}
lock (_syncObject)
{
var pat = e.DecodedUnit.TableIdentifier == TableIdentifier.ProgramAssociation
? (ProgramAssociationTable)e.DecodedUnit
: null;
if (pat == null)
{
return;
}
#if DEBUG2
Debug.WriteLine("Table is a " + pat.TableIdentifier + " with Identifier 0x" + pat.Identifier.ToString("X4") +
" and IsCurrent=" + pat.IsCurrent);
foreach (var pa in pat.Rows)
{
Debug.WriteLine("Program " + pa.ProgramNumber + " is on PID " + pa.PacketIdentifier);
}
#endif
var updatedPrograms = (from r in pat.Rows select r.ProgramNumber).ToArray();
var existingPrograms = (from p in Programs select p.ProgramNumber).ToArray();
var newProgramRows = from r in pat.Rows
where updatedPrograms.Except(existingPrograms).Contains(r.ProgramNumber)
select r;
foreach (var r in newProgramRows)
{
var newProgram = new TsProgram(r.ProgramNumber,
new TableStream()
{
PacketIdentifier = r.PacketIdentifier
})
{
Status =
pat.IsCurrent ? TsProgramStatus.Current : TsProgramStatus.Next
};
_streams.Add(r.PacketIdentifier, newProgram.ProgramMapStream);
Programs.Add(newProgram);
newProgram.StreamAdded += AddProgramStream;
}
if (pat.IsCurrent)
{
var oldPrograms = from p in Programs
where !updatedPrograms.Contains(p.ProgramNumber)
select p;
foreach (var p in oldPrograms)
{
p.Status = TsProgramStatus.Dicontinued;
}
}
}
}