| public static ParseDescriptors ( byte data, int offset, int descriptorsLength ) : CodeTV.PSI.PSIDescriptor[] | ||
| data | byte | |
| offset | int | |
| descriptorsLength | int | |
| return | CodeTV.PSI.PSIDescriptor[] | |
public override void Parse(byte[] data)
{
base.Parse(data);
this.originalNetworkId = (ushort)(data[8] << 8 | data[9]);
this.reserved3 = data[10];
int offset = 11;
while (offset < SectionLength - 1)
{
Data sdtData = new Data();
sdtData.ServiceId = (ushort)((data[offset] << 8) + data[offset + 1]);
sdtData.Reserved = (byte)(data[offset + 2] >> 2);
sdtData.EitScheduleFlag = ((data[offset + 2] & 0x02) != 0);
sdtData.EitPresentFollowingFlag = ((data[offset + 2] & 0x01) != 0);
sdtData.RunningStatus = (Data.RUNNING_STATUS)((data[offset + 3] >> 5) & 0x07);
sdtData.FreeCaMode = (((data[offset + 3] >> 4) & 0x01) != 0);
sdtData.DescriptorsLoopLength = (ushort)(((data[offset + 3] & 0x0F) << 8) | data[offset + 4]);
sdtData.Descriptors = PSIDescriptor.ParseDescriptors(data, offset + 5, sdtData.DescriptorsLoopLength);
this.services.Add(sdtData);
offset += sdtData.DescriptorsLoopLength + 5;
}
}
public override void Parse(byte[] data)
{
base.Parse(data);
this.reserved3 = (byte)(data[8] >> 5);
this.pcrPid = (ushort)((data[8] & 0x1F) << 8 | data[9]);
this.reserved4 = (byte)(data[10] >> 4);
this.programInfoLength = (byte)((data[10] & 0x0F) << 8 | data[11]);
int offset = 12;
if (this.programInfoLength > 0)
{
// Parse program descriptors
this.descriptors = PSIDescriptor.ParseDescriptors(data, offset, this.programInfoLength);
}
offset += this.programInfoLength;
int streamLen = data.Length - this.programInfoLength - 16;
while (streamLen >= 5)
{
Data pmtData = new Data();
pmtData.StreamType = (STREAM_TYPES)data[offset];
pmtData.Pid = (ushort)(((data[offset + 1] & 0x1F) << 8) + data[offset + 2]);
pmtData.EsInfoLen = (ushort)(((data[offset + 3] & 0x0F) << 8) + data[offset + 4]);
pmtData.Descriptors = PSIDescriptor.ParseDescriptors(data, offset + 5, pmtData.EsInfoLen);
this.streams.Add(pmtData);
this.streamsByType[pmtData.StreamType] = pmtData;
offset += pmtData.EsInfoLen + 5;
streamLen -= pmtData.EsInfoLen + 5;
}
}
public override void Parse(byte[] data)
{
base.Parse(data);
this.reserved3 = (byte)(data[8] >> 4);
this.networkDescriptorLength = (byte)(((data[8] & 0x0F) << 8) | (data[9]));
int offset = 10; //taille de l'entete de la table
if (this.NetworkDescriptorLength > 0)
{
// Parse program descriptors
this.descriptors = PSIDescriptor.ParseDescriptors(data, offset, this.NetworkDescriptorLength);
}
offset += this.NetworkDescriptorLength; // rajout la taille du tableau de descriptors
this.reserved4 = (byte)(data[offset] >> 4);
this.transportStreamLoopLength = (ushort)(((data[offset] & 0x0F) << 8) | (data[offset + 1]));
offset += 2; //rajout de la taille de reserved4 et de transportStreamLoopLength
int streamLen = data.Length - this.NetworkDescriptorLength - 14;
//int streamLen = this.transportStreamLoopLength;
while (streamLen >= 6)
{
Data nitData = new Data();
nitData.TransportStreamId = (ushort)(((data[offset]) << 8) | (data[offset + 1]));
nitData.OriginalNetworkId = (ushort)(((data[offset + 2]) << 8) | (data[offset + 3]));;
nitData.Reserved1 = (byte)(data[offset + 4] >> 4);
nitData.TransportDescriptorLenght = (ushort)((((data[offset + 4]) & 0x0F) << 8) | (data[offset + 5]));
nitData.Descriptors = PSIDescriptor.ParseDescriptors(data, offset + 6, nitData.TransportDescriptorLenght);
this.streams.Add(nitData);
offset += nitData.TransportDescriptorLenght + 6; //offset increnté de la taille de la loop
streamLen -= nitData.TransportDescriptorLenght + 6; // taille de la loop restante décrémenté
}
}
