public override string ToTextualConvention(Container.Node node)
{
if (node.Master.Equals(this))
{
return(TransportStreamReader.ToTextualConvention(this, node.Identifier));
}
return(base.ToTextualConvention(node));
}
public static string ToTextualConvention(TransportStreamReader reader, byte[] identifier)
{
TransportStreamUnit.PacketIdentifier result = TransportStreamUnit.GetPacketIdentifier(identifier, reader.UnitOverhead);
if (TransportStreamUnit.IsReserved(result))
{
return("Reserved");
}
if (TransportStreamUnit.IsDVBMetaData(result))
{
return("DVBMetaData");
}
if (TransportStreamUnit.IsUserDefined(result))
{
return("UserDefined");
}
return(result.ToString());
}
private void WritePacketAndIncrementClock(byte[] packet, bool incrementContinuityCountr)
{
if (HeaderLength != 4)
{
// Note: both ArrivalTimeStamp and the PCR represent the system clock, and thus must be equal to or
// greater than the value in the previous packet.
// 27 MHz = 300 * 90 KHz
throw new NotImplementedException();
}
ushort pid = (ushort)TransportStreamReader.GetPacketIdentifier(null, packet);
if (false == m_continuityCounter.ContainsKey(pid))
{
m_continuityCounter[pid] = 0;
}
int continuityCounter = m_continuityCounter[pid];
//ScramblingControl 2 bit
//AdaptationFieldControl 2 bit
//packet.Header.ContinuityCounter (last 4 bits)
packet[3] = (byte)(((continuityCounter % 16) & Common.Binary.FourBitMaxValue) >> 4);
//m_stream.WritePacket(packet);
//WriteBytes(packet.GetBytes());
double packetTimeSpan = (double)packet.Length / MaximumMultiplexRate;
m_systemTimeClock += packetTimeSpan;
if (incrementContinuityCountr)
{
m_continuityCounter[pid]++;
}
}
public static bool HasPayloadUnitStartIndicator(TransportStreamReader reader, Container.Node tsUnit)
{
return(TransportStreamUnit.HasPayloadUnitStartIndicator(tsUnit.Identifier, reader.UnitOverhead));
}
public static byte[] GetAdaptationFieldData(TransportStreamReader reader, Container.Node tsUnit)
{
return(TransportStreamUnit.AdaptationField.GetAdaptationFieldData(tsUnit.Identifier, reader.UnitOverhead, tsUnit.Data, 0));
}
public static int GetContinuityCounter(TransportStreamReader reader, Container.Node tsUnit)
{
return(TransportStreamUnit.GetContinuityCounter(tsUnit.Identifier, reader.UnitOverhead));
}
public static TransportStreamUnit.AdaptationField.AdaptationFieldFlags GetAdaptationFieldFlags(TransportStreamReader reader, Media.Container.Node tsUnit)
{
return((TransportStreamUnit.AdaptationField.AdaptationFieldFlags)TransportStreamUnit.AdaptationField.GetAdaptationFieldData(tsUnit.Identifier, reader.UnitOverhead, tsUnit.Data, 0).FirstOrDefault());
}
public static TransportStreamUnit.ScramblingControl GetScramblingControl(TransportStreamReader reader, Container.Node tsUnit)
{
return(TransportStreamUnit.GetScramblingControl(tsUnit.Identifier, reader.UnitOverhead));
}
public static bool HasPayload(TransportStreamReader reader, Container.Node tsUnit)
{
return(GetAdaptationFieldControl(reader, tsUnit).HasFlag(TransportStreamUnit.AdaptationFieldControl.AdaptationFieldAndPayload));
}
public static bool HasAdaptationField(TransportStreamReader reader, Container.Node tsUnit)
{
return(TransportStreamUnit.GetAdaptationFieldControl(tsUnit.Identifier, reader.UnitOverhead) > TransportStreamUnit.AdaptationFieldControl.None);
}
public static TransportStreamUnit.PacketIdentifier GetPacketIdentifier(TransportStreamReader reader, byte[] identifier)
{
return(TransportStreamUnit.GetPacketIdentifier(identifier, reader.UnitOverhead));
}
public static bool HasTransportPriority(TransportStreamReader reader, Container.Node tsUnit)
{
return(TransportStreamUnit.HasTransportPriority(tsUnit.Identifier, reader.UnitOverhead));
}
