Re: [MMUSIC] H.264 SVC and BUNDLE

Harald Alvestrand <harald@alvestrand.no> Sat, 15 September 2012 01:47 UTC

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Date: Fri, 14 Sep 2012 18:47:17 -0700
From: Harald Alvestrand <harald@alvestrand.no>
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To: Christer Holmberg <christer.holmberg@ericsson.com>
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Subject: Re: [MMUSIC] H.264 SVC and BUNDLE
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On 08/31/2012 03:30 AM, Christer Holmberg wrote:
> Hi,
>   
>>> One question is of course whether we are going to move ahead with the m=bundle proposal. In that case, I guess the m=video lines
>>> would look like they do today, and the question is how we describe the multiplexed SVC within the m=bundle line.
>> The SVC session is simple - just use the same lines (except rtpmap H.264/ -> mime-type-map video/H.264, or whatever we decide to call it).
> Correct.
>
> And, as you indicate, if we move ahead with the m=bundle alternative, we need to decide whether we will use the rtpmap attribute, or whether we need something else. But, that's a separate thread :)
>
>> The MVC additional session can't be bundled, so it remains outside the BUNDLE line.
> Why do you think it can't be bundled? Because it can't use the same port, and/or because it uses multiple RTP sessions?
Because if it was using the same RTP session, it would be SST. (not SVC, 
sorry).