MPEG
MPEG
MPEG-TS or TS and MPEG-PS or PS are digital container format.
Elementary Stream (ES)
Packetized Elementary Stream (PES) = contains timestamp
Program Stream PS -> variable-length packet for error-free medium (e.g. optical and hard disks) / common clock / 1 video PES + n audio PES
Transport Stream TS -> fixed-sized packet PES (188 bytes) for transmission and digital broadcasting / multiple with different clocks
In a single TS, multiple programs (channels) can be multiplexed.