[Mp4-tech] SYSTEMS
Mohit Agarwal
magarwal NeoMagic.com
Thu Aug 24 18:59:00 EDT 2006
Hi,
According to H.222.0 when a Discontinuity in Continuity Counter Occurs in a
Elementary Stream Data TS Packet then payload of same packet begins with an
Access Unit Start.
I just could not understand what does the Broadcaster tries to signal by
setting
this Flag?How is it a Discontinuity and should the Demuxer reject this
packet
or accept it.
Consider this:
CASE 1
1)<ES_PID_Packet><AU End>
2)<Next_ES PID_Packet><DI = 1><New AU Start>
OR
CASE 2
1)<ES_PID_Packet><AU MID>
2)<Next_ES PID_Packet><DI = 1><New AU Start>
DI-Discontinuity Indicator
If its case 2 then Demuxer has to Reject the first packet ,but if its case 1
then Demuxer must accept both the Packets.
Thanks
Mohit
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