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Re: [AVT] spatial-resolution parameter for RFC 3984bis
Hi
FYI
Related to this discussion is also the discussion around the imageattr
attribute in the MMUSIC WG.
See
http://www.ietf.org/mail-archive/web/mmusic/current/msg06980.html
for a discussion.
Regards
Ingemar
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> Message: 1
> Date: Sun, 13 Jul 2008 19:56:59 +0300
> From: <Ye-Kui.Wang at nokia.com>
> Subject: [AVT] spatial-resolution parameter for RFC 3984bis
> To: <avt at ietf.org>
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>
> Concluded from the discussions in the email threads listed
> below, I added a new parameter, spatial-resolution, to the
> RFC 3984bis draft (which will be submitted by tomorrow):
>
> http://www.ietf.org/mail-archive/web/avt/current/msg09425.html
> http://www.ietf.org/mail-archive/web/avt/current/msg09From avt-bounces at ietf.org Wed Jul 16 05:25:58 2008
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From: "Ingemar Johansson S" <ingemar.s.johansson at ericsson.com>
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Cc: Ye-Kui.Wang at nokia.com
Subject: Re: [AVT] spatial-resolution parameter for RFC 3984bis
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Hi
FYI
Related to this discussion is also the discussion around the imageattr
attribute in the MMUSIC WG.
See
http://www.ietf.org/mail-archive/web/mmusic/current/msg06980.html
for a discussion.
Regards
Ingemar
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sun, 13 Jul 2008 19:56:59 +0300
> From: <Ye-Kui.Wang at nokia.com>
> Subject: [AVT] spatial-resolution parameter for RFC 3984bis
> To: <avt at ietf.org>
> Message-ID:
> <44C96BEE548AC8429828A37623150347C47FE9 at vaebe101.NOE.Nokia.com>
> Content-Type: text/plain; charset="us-ascii"
>
>
> Concluded from the discussions in the email threads listed
> below, I added a new parameter, spatial-resolution, to the
> RFC 3984bis draft (which will be submitted by tomorrow):
>
> http://www.ietf.org/mail-archive/web/avt/current/msg09425.html
> http://www.ietf.org/mail-archive/web/avt/current/msg09650.html650.html
>
> The parameter is specified as follows (basically as Randell
> suggested in
> http://www.ietf.org/mail-archive/web/avt/current/msg09429.html).
>
> spatial-resolution:
> This parameter MAY be used to indicate the maximum spatial
> resolution of a NAL unit stream or the preferred spatial
> resolution of a receiver.
> The value is a base16 [6] (hexadecimal) representation of the
> width and height of the spatial resolution, in pixels,
> separated by a comma.
>
> Usage in SDP offer/answer:
> - When "a=sendrecv" or no direction attribute is used,
> "spatial-resolution" indicates both the maximum spatial
> resolution of the stream sent by the declaring entity and the
> preferred spatial resolution for receiving a stream.
> - When "a=sendonly", "spatial-resolution" indicates the
> maximum spatial resolution of the outgoing stream.
> - When "a=recvonly", "spatial-resolution" indicates the
> preferred spatial resolution for receiving a stream.
>
> Comments are welcome.
>
> BR, YK
>
>
> ------------------------------
>
> _______________________________________________
> Audio/Video Transport Working Group
> avt at ietf.org
> https://www.ietf.org/mailman/listinfo/avt
>
>
> End of avt Digest, Vol 51, Issue 19
> ***********************************
>
_______________________________________________
Audio/Video Transport Working Group
avt at ietf.org
https://www.ietf.org/mailman/listinfo/avt
>
> The parameter is specified as follows (basically as Randell
> suggested in
> http://www.ietf.org/mail-archive/web/avt/current/msg09429.html).
>
> spatial-resolution:
> This parameter MAY be used to indicate the maximum spatial
> resolution of a NAL unit stream or the preferred spatial
> resolution of a receiver.
> The value is a base16 [6] (hexadecimal) representation of the
> width and height of the spatial resolution, in pixels,
> separated by a comma.
>
> Usage in SDP offer/answer:
> - When "a=sendrecv" or no direction attribute is used,
> "spatial-resolution" indicates both the maximum spatial
> resolution of the stream sent by the declaring entity and the
> preferred spatial resolution for receiving a stream.
> - When "a=sendonly", "spatial-resolution" indicates the
> maximum spatial resolution of the outgoing stream.
> - When "a=recvonly", "spatial-resolution" indicates the
> preferred spatial resolution for receiving a stream.
>
> Comments are welcome.
>
> BR, YK
>
>
> ------------------------------
>
> _______________________________________________
> Audio/Video Transport Working Group
> avt at ietf.org
> https://www.ietf.org/mailman/listinfo/avt
>
>
> End of avt Digest, Vol 51, Issue 19
> ***********************************
>
_______________________________________________
Audio/Video Transport Working Group
avt at ietf.org
https://www.ietf.org/mailman/listinfo/avt