Re: [rtcweb] Proposal for dealing with CNAMEs and MSIDs for synchronization
Stefan Hakansson LK <stefan.lk.hakansson@ericsson.com> Thu, 07 February 2013 19:27 UTC
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Date: Thu, 07 Feb 2013 20:27:52 +0100
From: Stefan Hakansson LK <stefan.lk.hakansson@ericsson.com>
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Subject: Re: [rtcweb] Proposal for dealing with CNAMEs and MSIDs for synchronization
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On 02/07/2013 08:22 PM, Eric Rescorla wrote: > Here's what I was trying to say at the microphone. > > 1. When two MSTracks are in the same MediaStream on the sending side: > They must generate the same MSID in SDP and the same CNAME in RTP. > > 2. One the receiving side, any two tracks with the same MSID will appear in > the same MediaStreamTrack. Same _MediaStream_? > > 3. On the receiving side, any two RTP streams with the same CNAME will > be synchronized. Yes. My question is basically: what if the sender creates two MediaStreams for which all tracks have local sources (cam's, mike's), sends them to a peer, will the RTP streams for both MediaStreams have the same or different CNAME? I argued for that they should have the same. > > 4. There are two ways for MSID and CNAME to be inconsistent. > - If MSID indicates synchronization but different CNAMEs are provided, > synchronization is not attempted. > - If MSID indicates no synchronization but the same CNAME is used, > then the tracks shall be synchronized, even though they appear in > different MediaStreams. > > -Ekr > > > > _______________________________________________ > rtcweb mailing list > rtcweb@ietf.org > https://www.ietf.org/mailman/listinfo/rtcweb >
- [rtcweb] Proposal for dealing with CNAMEs and MSI… Eric Rescorla
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Jim Barnett
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Stefan Hakansson LK
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Eric Rescorla
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Stefan Hakansson LK
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Eric Rescorla
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Charles Eckel (eckelcu)
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Stefan Hakansson LK
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Jonathan Lennox
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Harald Alvestrand
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Stefan Håkansson LK
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Harald Alvestrand
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Stefan Håkansson LK
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Harald Alvestrand
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Stefan Håkansson LK
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Harald Alvestrand
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Stefan Håkansson LK
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Timothy B. Terriberry
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Magnus Westerlund
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Timothy B. Terriberry
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Magnus Westerlund
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Timothy B. Terriberry
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Cullen Jennings (fluffy)
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Stefan Håkansson LK
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Harald Alvestrand
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Jim Barnett
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Harald Alvestrand
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Timothy B. Terriberry
- Re: [rtcweb] Proposal for dealing with CNAMEs and… Magnus Westerlund
- [rtcweb] Simulcast was Re: Proposal for dealing w… Magnus Westerlund
- Re: [rtcweb] Simulcast was Re: Proposal for deali… Timothy B. Terriberry