private void Packetize(double initialDTS)
{
int added = 0;
for (int i = 0; i < Frames.Count; i++)
{
ByteArray pesData = PesForFrame(0, i, initialDTS);
byte[] pes = pesData.buffer;
double time = Frames[i].DTS - AdjustedVBVDelay;
if (Frames[i].VBVDelay != 0)
{
time = Frames[i].DTS - Frames[i].VBVDelay;
}
if (time < 0)
{
time = 0;
}
ulong streamTime = (ulong)(27000000.0 * time);
ulong decoderStamp = (ulong)(27000000.0 * Frames[i].DTS);
long frameTransmissionTime = (long)27000000 * (long)(pesData.length) / (long)(ByteRate * 100 / 100); // * 112 / 100);
long timeIncrement = frameTransmissionTime / ((pesData.length / 184) + 1);
long lastPCR = 0;
long index = 0;
int packetNumber = 0;
while (index < pesData.length)
{
TransportPacket newPacket = new TransportPacket();
newPacket.PID = PID;
newPacket.ContinuityIndicator = ContinuityIndicator;
ContinuityIndicator++;
if (index == 0)
{
newPacket.IsAligned = true;
newPacket.HasAdaptation = true;
newPacket.HasPCR = true;
if (firstPacket)
{
// MD-SP-VOD-CEP-I01040107 - Part 4.6 Transport Stream Requirements
// The first PCR packet of the stream must have the transport discontinuity_indicator flag set to 1.
newPacket.DiscontinuityIndicator = true;
firstPacket = false;
}
if (Frames[i].StartOfGOP)
{
// MD-SP-VOD-CEP-I01040107 - Part 4.6 Transport Stream Requirements
// Transport packet at the start of a GOP must have random_access_indicator set to 1.
newPacket.RandomAccess = true;
}
}
// This section forces a PCR stamp if the current frame is just so big that it will take longer than
// the maximum PCR interval to transmit.
if ((index - lastPCR) > BytesPerPCRMax)
{
newPacket.HasAdaptation = true;
newPacket.HasPCR = true;
lastPCR = index;
}
newPacket.DecoderStamp = decoderStamp;
newPacket.StreamTime = streamTime + ((ulong)timeIncrement * (ulong)packetNumber);
if (newPacket.StreamTime > decoderStamp)
{
throw new Exception("Buffer Overflow");
}
packetNumber++;
index += newPacket.Construct(pes, index, pesData.length);
added++;
TransportPackets.AddPacket(newPacket);
}
}
return;
}
