[xiph-rtp] header ident decision
Ralph Giles
giles at xiph.org
Sun May 1 11:38:53 PDT 2005
On Sun, May 01, 2005 at 07:28:26PM +0100, Phil Kerr wrote:
> Phil, please (again) update the draft to reflect
> >this new payload header, and Aaron's changes to the meaning of the C,F
> >bits.
>
> Will do.
Thanks!
> >One this I think we can define is in-band transmission. Just send the
> >header packets in the RTP stream like they were any other type. The
> >16 bit setup ident field of the header packets must match the setup
> >ident of the data packets that rely on them.
> >
> Do we care about setup ident collisions?
The ident needs to match so the decoder knows which packets they apply
to; this allows the in-band transmission to work without a prior SDP
exchange. The encoder MUST ensure that the ident->decode setup mapping
is unique within a given RTP session. Is that what you meant?
-r
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