private Collection <Mpeg2Section> getNextSection()
{
if (!initialized)
{
initialize();
}
if (currentOffset >= maxOffset)
{
getMaxOffset();
return(null);
}
byte[] buffer = new byte[188];
Marshal.Copy(currentPointer, buffer, 0, 188);
currentPointer = new IntPtr(currentPointer.ToInt64() + 188);
currentOffset += 188;
if (RunParameters.Instance.TraceIDs.Contains("TRANSPORTPACKETS"))
{
Logger.Instance.Dump("Transport Packet", buffer, buffer.Length);
}
TransportPacket transportPacket = new TransportPacket();
try
{
transportPacket.Process(buffer);
}
catch (ArgumentOutOfRangeException)
{
Logger.Instance.Write("Transport packet parsing failed at current offset " + currentOffset +
" max offset: " + maxOffset);
return(null);
}
if (transportPacket.IsNullPacket || transportPacket.ErrorIndicator)
{
return(null);
}
/*Logger.Instance.Write("Processing PID 0x" + transportPacket.PID.ToString("X") + " from offset " + currentOffset);*/
PidHandler pidHandler = findPidHandler(transportPacket.PID);
pidHandler.Process(buffer, transportPacket);
/*Logger.Instance.Write("PID handler 0x" + pidHandler.Pid.ToString("X") + " has created " + pidHandler.Sections.Count + " sections");*/
return(pidHandler.Sections);
}
private PidHandler findPidHandler(int pid)
{
if (pidHandlers == null)
{
pidHandlers = new Collection <PidHandler>();
}
foreach (PidHandler pidHandler in pidHandlers)
{
if (pidHandler.Pid == pid)
{
return(pidHandler);
}
}
PidHandler newHandler = new PidHandler(pid);
pidHandlers.Add(newHandler);
/*Logger.Instance.Write("Created PID handler for pid 0x" + pid.ToString("X"));*/
return(newHandler);
}
private PidHandler findPidHandler(int pid)
{
if (pidHandlers == null)
pidHandlers = new Collection<PidHandler>();
foreach (PidHandler pidHandler in pidHandlers)
{
if (pidHandler.Pid == pid)
return (pidHandler);
}
PidHandler newHandler = new PidHandler(pid);
pidHandlers.Add(newHandler);
/*Logger.Instance.Write("Created PID handler for pid 0x" + pid.ToString("X"));*/
return (newHandler);
}
