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elementary stream clock reference (ESCR)

In MPEG-2, there are two types of timestamps: the Reference Timestamp and the Decode Timestamp (DTS) and Presentation Time

Stamp (PTS). As for the reference timestamps,

the ElementaryStream Clock Reference (ESCR) is used in the Packetized

Elementary Stream(PES), the Stream Clock Reference (SCR) is used

inthe Program

Stream (PS), and theProgram

Clock Reference (PCR) is used when transporting data packets

. The Elementary Stream Clock Reference (ESCR) is one of the timestamps of the Packetized Elementary Stream (PES) in digital TV. The decoders derive their reference time from this time stamp.

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Englisch: elementary stream clock reference - ESCR
Updated at: 22.11.2014
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