Packet Identifier of a MPEG-2 Transport Stream packet.
The PID is a 13-bit number that is used by the MPEG-2 Multiplexer or MPEG-2 Demultiplexer to identify the Elementary Stream to which this TS Packet belongs. A MPEG-2 Transport Stream can thus contain up to 2^13 = 8192 multiplexed Elementary Streams.
|0x00||PAT - Program Association Table|
|0x01||CAT - Conditional Access Table|
|0x10||NIT - Network Information Table|
|0x11||SDT - Service Description Table|
|0x12||EIT - Event Information Table|
|0x13||RST - Running Status Table|
|0x14||TDT - Time and Date Table|