[xiph-commits] r10218 - trunk/vorbis/doc
lu_zero at svn.xiph.org
lu_zero at svn.xiph.org
Thu Oct 20 18:51:40 PDT 2005
Author: lu_zero
Date: 2005-10-20 18:51:38 -0700 (Thu, 20 Oct 2005)
New Revision: 10218
Modified:
trunk/vorbis/doc/draft-kerr-avt-vorbis-rtp-05.txt
trunk/vorbis/doc/draft-kerr-avt-vorbis-rtp-05.xml
Log:
Minor retouches
Modified: trunk/vorbis/doc/draft-kerr-avt-vorbis-rtp-05.txt
===================================================================
--- trunk/vorbis/doc/draft-kerr-avt-vorbis-rtp-05.txt 2005-10-21 01:49:47 UTC (rev 10217)
+++ trunk/vorbis/doc/draft-kerr-avt-vorbis-rtp-05.txt 2005-10-21 01:51:38 UTC (rev 10218)
@@ -7,7 +7,7 @@
Expires: April 18, 2006 October 15, 2005
- draft-ietf-avt-vorbis-rtp-01
+ draft-kerr-avt-vorbis-rtp-05
RTP Payload Format for Vorbis Encoded Audio
Status of this Memo
@@ -55,7 +55,7 @@
Barbato Expires April 18, 2006 [Page 1]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
use of Vorbis with MIME and Session Description Protocol (SDP).
@@ -111,7 +111,7 @@
Barbato Expires April 18, 2006 [Page 2]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
1. Introduction
@@ -167,7 +167,7 @@
Barbato Expires April 18, 2006 [Page 3]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
0 1 2 3
@@ -223,7 +223,7 @@
Barbato Expires April 18, 2006 [Page 4]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
Sequence number: 16 bits
@@ -279,7 +279,7 @@
Barbato Expires April 18, 2006 [Page 5]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
This field sets the packet payload type for the Vorbis data. There
@@ -335,7 +335,7 @@
Barbato Expires April 18, 2006 [Page 6]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
[14].
@@ -391,7 +391,7 @@
Barbato Expires April 18, 2006 [Page 7]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
3. Configuration Headers
@@ -447,7 +447,7 @@
Barbato Expires April 18, 2006 [Page 8]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
3.1. In-band Header Transmission
@@ -503,13 +503,13 @@
Barbato Expires April 18, 2006 [Page 9]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
The Ident field is set with the value that will be used by the Raw
Payload Packets to address this Configuration. The Fragment type is
set to 0 since the packet bears the full Packed configuration, the
- number of packet is set to 1
+ number of packet is set to 1.
3.2. Packed Headers Delivery
@@ -559,7 +559,7 @@
Barbato Expires April 18, 2006 [Page 10]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
The key difference between the in-band format is there is no need for
@@ -615,7 +615,7 @@
Barbato Expires April 18, 2006 [Page 11]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
Author: Luca Barbato
@@ -671,7 +671,7 @@
Barbato Expires April 18, 2006 [Page 12]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
The 2 bytes length field is necessary since this packet could be
@@ -727,7 +727,7 @@
Barbato Expires April 18, 2006 [Page 13]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
Packet 1:
@@ -783,7 +783,7 @@
Barbato Expires April 18, 2006 [Page 14]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
Packet 2:
@@ -839,7 +839,7 @@
Barbato Expires April 18, 2006 [Page 15]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
Packet 3:
@@ -895,11 +895,12 @@
Barbato Expires April 18, 2006 [Page 16]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
- Loss of any of the configuration headers, detailed below, is dealt
- with in the Loss of Configuration Headers Section later.
+ Loss of any of the Configuration fragment will result in the loss of
+ the full Configuration packet with the result detailed in the Loss of
+ Configuration Headers (Section 3.3) section.
6. IANA Considerations
@@ -945,15 +946,16 @@
Additional information: none
- Person & email address to contact for further information:
Barbato Expires April 18, 2006 [Page 17]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
+ Person & email address to contact for further information:
+
Luca Barbato: <lu_zero at gentoo.org>
Intended usage: COMMON
@@ -990,26 +992,25 @@
known in advance, the Configuration Packet for each file SHOULD be
passed to the client using the configuration attribute.
- The Vorbis configuration specified in the configuration-uri attribute
- MUST point to a location where all of the Configuration Packets
- needed for the life of the session reside.
+ The URI specified in the configuration-uri attribute MUST point to a
+ location where all of the Configuration Packets needed for the life
+ of the session reside.
The port value is specified by the server application bound to the
address specified in the c attribute. The bitrate value and channels
specified in the rtpmap attribute MUST match the Vorbis sample rate
value. An example is found below.
- c=IN IP4/6
-
Barbato Expires April 18, 2006 [Page 18]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
+ c=IN IP4/6
m=audio RTP/AVP 98
a=rtpmap:98 VORBIS/44100/2
a=delivery:out_band/http
@@ -1026,7 +1027,8 @@
being case sensitive.
The answer to any offer, [8], MUST NOT change the URI specified in
- the configuration-uri attribute.
+ the configuration-uri attribute. The Configuration inlined in the
+ configuration parameter COULD change.
7. Congestion Control
@@ -1056,16 +1058,16 @@
The content itself could be a mix of live stream as the dj's speech
and stored streams as the music she plays.
- In this situation we don't know in advance how many codebooks we will
- use and. The clients can join anytime and users expect to start
Barbato Expires April 18, 2006 [Page 19]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
+ In this situation we don't know in advance how many codebooks we will
+ use and. The clients can join anytime and users expect to start
listening to the content in a short time
On join the client will receive the current Configuration necessary
@@ -1112,16 +1114,17 @@
Mike Smith, Phil Kerr, Michael Sparks, Magnus Westerlund, David
Barrett, Silvia Pfeiffer, Politecnico di Torino (LS)^3/IMG Group in
particular Federico Ridolfo, Francesco Varano, Giampaolo Mancini,
- Juan Carlos De Martin.
-
Barbato Expires April 18, 2006 [Page 20]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
+ Juan Carlos De Martin.
+
+
11. References
11.1. Normative References
@@ -1167,17 +1170,17 @@
Available from the Xiph website, http://www.xiph.org".
[13] "Ogg Vorbis I specification: Comment field and header
- specification. Available from the Xiph website,
- http://www.xiph.org".
-
Barbato Expires April 18, 2006 [Page 21]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
+ specification. Available from the Xiph website,
+ http://www.xiph.org".
+
[14] "ITU (1992-1994) ITU-R Recommendation BS. 775-1 Multi-channel
stereophonic sound system with or without accompanying
picture. International Telecommunications Union. Available from
@@ -1226,12 +1229,9 @@
-
-
-
Barbato Expires April 18, 2006 [Page 22]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
Author's Address
@@ -1287,7 +1287,7 @@
Barbato Expires April 18, 2006 [Page 23]
-Internet-Draft draft-ietf-avt-vorbis-rtp-01 October 2005
+Internet-Draft draft-kerr-avt-vorbis-rtp-05 October 2005
Intellectual Property Statement
Modified: trunk/vorbis/doc/draft-kerr-avt-vorbis-rtp-05.xml
===================================================================
--- trunk/vorbis/doc/draft-kerr-avt-vorbis-rtp-05.xml 2005-10-21 01:49:47 UTC (rev 10217)
+++ trunk/vorbis/doc/draft-kerr-avt-vorbis-rtp-05.xml 2005-10-21 01:51:38 UTC (rev 10218)
@@ -6,7 +6,7 @@
<rfc ipr="full3667" docName="RTP Payload Format for Vorbis Encoded Audio">
<front>
-<title>draft-ietf-avt-vorbis-rtp-01</title>
+<title>draft-kerr-avt-vorbis-rtp-05</title>
<author initials="L" surname="Barbato" fullname="Luca Barbato">
<organization>Xiph.Org</organization>
@@ -414,7 +414,7 @@
]]></artwork>
</figure>
-<t>The Ident field is set with the value that will be used by the Raw Payload Packets to address this Configuration. The Fragment type is set to 0 since the packet bears the full Packed configuration, the number of packet is set to 1</t>
+<t>The Ident field is set with the value that will be used by the Raw Payload Packets to address this Configuration. The Fragment type is set to 0 since the packet bears the full Packed configuration, the number of packet is set to 1.</t>
</section>
@@ -719,7 +719,7 @@
</t>
<t>
-Loss of any of the configuration headers, detailed below, is dealt with in the Loss of Configuration Headers Section later.
+Loss of any of the Configuration fragment will result in the loss of the full Configuration packet with the result detailed in the <xref target="Loss of Configuration Headers">Loss of Configuration Headers</xref> section.
</t>
</section>
@@ -822,7 +822,7 @@
</t>
<t>
-The Vorbis configuration specified in the configuration-uri attribute MUST point to a location where all of the Configuration Packets needed for the life of the session reside.
+The URI specified in the configuration-uri attribute MUST point to a location where all of the Configuration Packets needed for the life of the session reside.
</t>
<t>
@@ -843,7 +843,7 @@
</t>
<t>
-The answer to any offer, <xref target="rfc3264"></xref>, MUST NOT change the URI specified in the configuration-uri attribute.
+The answer to any offer, <xref target="rfc3264"></xref>, MUST NOT change the URI specified in the configuration-uri attribute. The Configuration inlined in the configuration parameter COULD change.
</t>
</section>
@@ -853,14 +853,11 @@
<section anchor="Congestion Control" title="Congestion Control">
<t>
-Vorbis clients SHOULD send regular receiver reports detailing congestion. A mechanism for dynamically downgrading the stream,
-known as bitrate peeling, will allow for a graceful backing off of the stream bitrate. This feature is not available at present
-so an alternative would be to redirect the client to a lower bitrate stream if one is available.
+Vorbis clients SHOULD send regular receiver reports detailing congestion. A mechanism for dynamically downgrading the stream, known as bitrate peeling, will allow for a graceful backing off of the stream bitrate. This feature is not available at present so an alternative would be to redirect the client to a lower bitrate stream if one is available.
</t>
<t>
-If a particular multicast session has a large number of participants care must be taken to prevent an RTCP feedback implosion,
-<xref target="rtcp-feedback"></xref>, in the event of congestion.
+If a particular multicast session has a large number of participants care must be taken to prevent an RTCP feedback implosion, <xref target="rtcp-feedback"></xref>, in the event of congestion.
</t>
</section>
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