[Live-devel] Problem of new support for unicastRTSP/RTPstreaming from a single input source

Leon Woestenberg leonw at mailcan.com
Sun Oct 10 14:03:42 PDT 2004


Hello Ross,

Ross Finlayson wrote:

>
>>> The problem with this file is that a "VisualObjectSequence" header - 
>>> i.e., beginning with 0x000001B0 - does not appear anywhere.  Such a 
>>> header *must* occur in the stream.  (When streaming from a file, 
>>> it's OK for there to be only one such header, at the start of the file.
>>> When streaming from stdin, such a header must appear throughout the 
>>> stream (e.g., every 1 second or so).)
>>
>>
>> Could you explain why you need the VOS header?
>
>
> Short answer: Because the RTP payload format for MPEG-4 ES Video 
> requires it.  (See RFC 3014, section 3).
>
Thanks Ross, found it.

Just for the archive, correcting a typo; it's in RFC3016, section 3.2 (1).

Regards,
Leon.


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