[linux-dvb] question about definition of section in PSI of Transport stream

Andreas Regel andreas.regel at gmx.de
Sat Jul 26 00:02:46 CEST 2008


Nico Sabbi schrieb:
> Il giorno ven, 25/07/2008 alle 15.13 +0200, Andreas Regel ha scritto:
>> Nico Sabbi wrote:
>>> On Friday 25 July 2008 11:12:53 you wrote:
>>>> Hi:
>>>> thanks for your explanation.
>>>> BTW, I find all my Ts only have one section, section_number and
>>>> last_section_number are both 0.
>>> yes, there's only one section
>>>
>>>> Would you please tell me where I can get multi-sections TS for
>>>> tracing?
>>>>
>>>> appreciate your help,
>>>> miloody
>>> Please,  don't top-post.
>>> Some satellite transponder with many programs surely has multi-section
>>> PMTs, but I never found any
>> PMTs are always just one section. PATs could have more than one but that 
>> would normally need more than 250 programmes on one TS, so it's not that 
>> easy to find a TS with multi section PATs. Other tables, like NIT or SDT 
>> often are bigger than 1024 bytes and split over several sections.
>>
>> Regards
>> Andreas
>>
> 
> yes, but in theory even PMTs can be sectioned

In theory yes, but that would be against MPEG standard.

Andreas



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