This Internet-Draft is submitted in full conformance with the provisions of BCP 78 and BCP 79.
Internet-Drafts are working documents of the Internet Engineering Task Force (IETF). Note that other groups may also distribute working documents as Internet-Drafts. The list of current Internet-Drafts is at https://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months and may be updated, replaced, or obsoleted by other documents at any time. It is inappropriate to use Internet-Drafts as reference material or to cite them other than as "work in progress."
-This Internet-Draft will expire on January 12, 2019.
+This Internet-Draft will expire on July 28, 2019.
Copyright (c) 2018 IETF Trust and the persons identified as the document authors. All rights reserved.
+Copyright (c) 2019 IETF Trust and the persons identified as the document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal Provisions Relating to IETF Documents (https://trustee.ietf.org/license-info) in effect on the date of publication of this document. Please review these documents carefully, as they describe your rights and restrictions with respect to this document. Code Components extracted from this document must include Simplified BSD License text as described in Section 4.e of the Trust Legal Provisions and are provided without warranty as described in the Simplified BSD License.
@@ -632,7 +632,7 @@
0 1 2 3 4 5 6 7
+-+-+-+-+-+-+-+-+
- |I|P|L|F|B|E|V|-| (REQUIRED)
+ |I|P|L|F|B|E|V|Z| (REQUIRED)
+-+-+-+-+-+-+-+-+
I: |M| PICTURE ID | (REQUIRED)
+-+-+-+-+-+-+-+-+
@@ -654,7 +654,7 @@
0 1 2 3 4 5 6 7
+-+-+-+-+-+-+-+-+
- |I|P|L|F|B|E|V|-| (REQUIRED)
+ |I|P|L|F|B|E|V|Z| (REQUIRED)
+-+-+-+-+-+-+-+-+
I: |M| PICTURE ID | (RECOMMENDED)
+-+-+-+-+-+-+-+-+
@@ -687,8 +687,8 @@
End of a frame. MUST be set to 1 for the final RTP packet of a VP9 frame, and 0 otherwise. This enables a decoder to finish decoding the frame, where it otherwise may need to wait for the next packet to explicitly know that the frame is complete. Note that, if spatial scalability is in use, more frames from the same picture may follow; see the description of the M bit above.
V:
Scalability structure (SS) data present. When set to one, the OPTIONAL SS data MUST be present in the payload descriptor. Otherwise, the SS data MUST NOT be present.
--:
-Bit reserved for future use. MUST be set to zero and MUST be ignored by the receiver.
+Z:
+Not a reference frame for a higher spatial layer. If set to one it indicates that spatial layer SID+1 frame of current and following pictures do not depend on current spatial layer SID frame.
The mandatory first octet is followed by the extension data fields that are enabled:
@@ -1123,7 +1123,7 @@
[I-D.ietf-avtext-framemarking]
-Zanaty, M., Berger, E. and S. Nandakumar, "Frame Marking RTP Header Extension", Internet-Draft draft-ietf-avtext-framemarking-07, April 2018.
+Zanaty, M., Berger, E. and S. Nandakumar, "Frame Marking RTP Header Extension", Internet-Draft draft-ietf-avtext-framemarking-08, October 2018.
[I-D.ietf-avtext-lrr]
diff --git a/vp9/draft-ietf-payload-vp9-06.txt b/vp9/draft-ietf-payload-vp9-06.txt
index 5b20f60..fd9c52e 100644
--- a/vp9/draft-ietf-payload-vp9-06.txt
+++ b/vp9/draft-ietf-payload-vp9-06.txt
@@ -5,11 +5,11 @@
Payload Working Group J. Uberti
Internet-Draft S. Holmer
Intended status: Standards Track M. Flodman
-Expires: January 12, 2019 Google
+Expires: July 28, 2019 Google
J. Lennox
D. Hong
Vidyo
- July 11, 2018
+ January 24, 2019
RTP Payload Format for VP9 Video
@@ -38,11 +38,11 @@ Status of This Memo
time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress."
- This Internet-Draft will expire on January 12, 2019.
+ This Internet-Draft will expire on July 28, 2019.
Copyright Notice
- Copyright (c) 2018 IETF Trust and the persons identified as the
+ Copyright (c) 2019 IETF Trust and the persons identified as the
document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal
@@ -53,9 +53,9 @@ Copyright Notice
-Uberti, et al. Expires January 12, 2019 [Page 1]
+Uberti, et al. Expires July 28, 2019 [Page 1]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
to this document. Code Components extracted from this document must
@@ -109,9 +109,9 @@ Table of Contents
-Uberti, et al. Expires January 12, 2019 [Page 2]
+Uberti, et al. Expires July 28, 2019 [Page 2]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
2. Conventions, Definitions and Acronyms
@@ -165,9 +165,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 3]
+Uberti, et al. Expires July 28, 2019 [Page 3]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
For terminology, this document uses the term "frame" to refer to a
@@ -221,9 +221,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 4]
+Uberti, et al. Expires July 28, 2019 [Page 4]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
decoadable run of pictures beginning with a keyframe. Suggestions
@@ -277,9 +277,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 5]
+Uberti, et al. Expires July 28, 2019 [Page 5]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
The general RTP payload format for VP9 is depicted below.
@@ -333,9 +333,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 6]
+Uberti, et al. Expires July 28, 2019 [Page 6]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
Section 6.2 for the mechanism to be used with the Session
@@ -368,7 +368,7 @@ Internet-Draft RTP Payload Format for VP9 July 2018
0 1 2 3 4 5 6 7
+-+-+-+-+-+-+-+-+
- |I|P|L|F|B|E|V|-| (REQUIRED)
+ |I|P|L|F|B|E|V|Z| (REQUIRED)
+-+-+-+-+-+-+-+-+
I: |M| PICTURE ID | (REQUIRED)
+-+-+-+-+-+-+-+-+
@@ -389,9 +389,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 7]
+Uberti, et al. Expires July 28, 2019 [Page 7]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
In non-flexible mode (with the F bit below set to 0), The first
@@ -400,7 +400,7 @@ Internet-Draft RTP Payload Format for VP9 July 2018
0 1 2 3 4 5 6 7
+-+-+-+-+-+-+-+-+
- |I|P|L|F|B|E|V|-| (REQUIRED)
+ |I|P|L|F|B|E|V|Z| (REQUIRED)
+-+-+-+-+-+-+-+-+
I: |M| PICTURE ID | (RECOMMENDED)
+-+-+-+-+-+-+-+-+
@@ -445,9 +445,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 8]
+Uberti, et al. Expires July 28, 2019 [Page 8]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
F: Flexible mode. F set to one indicates flexible mode and if the P
@@ -479,8 +479,10 @@ Internet-Draft RTP Payload Format for VP9 July 2018
OPTIONAL SS data MUST be present in the payload descriptor.
Otherwise, the SS data MUST NOT be present.
- -: Bit reserved for future use. MUST be set to zero and MUST be
- ignored by the receiver.
+ Z: Not a reference frame for a higher spatial layer. If set to one
+ it indicates that spatial layer SID+1 frame of current and
+ following pictures do not depend on current spatial layer SID
+ frame.
The mandatory first octet is followed by the extension data fields
that are enabled:
@@ -496,16 +498,15 @@ Internet-Draft RTP Payload Format for VP9 July 2018
zero, 7 bits carry the PID; else if M is set to one, 15 bits carry
the PID in network byte order. The sender may choose between a 7-
or 15-bit index. The PID SHOULD start on a random number, and
- MUST wrap after reaching the maximum ID. The receiver MUST NOT
-
-Uberti, et al. Expires January 12, 2019 [Page 9]
+Uberti, et al. Expires July 28, 2019 [Page 9]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
+ MUST wrap after reaching the maximum ID. The receiver MUST NOT
assume that the number of bits in PID stay the same through the
session.
@@ -553,15 +554,15 @@ Internet-Draft RTP Payload Format for VP9 July 2018
U: Switching up point. If this bit is set to 1 for the current
picture with temporal layer ID equal to TID, then "switch up"
to a higher frame rate is possible as subsequent higher
- temporal layer pictures will not depend on any picture before
-Uberti, et al. Expires January 12, 2019 [Page 10]
+Uberti, et al. Expires July 28, 2019 [Page 10]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
+ temporal layer pictures will not depend on any picture before
the current picture (in coding order) with temporal layer ID
greater than TID.
@@ -612,10 +613,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-
-Uberti, et al. Expires January 12, 2019 [Page 11]
+Uberti, et al. Expires July 28, 2019 [Page 11]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
set, the SS data is present in the position indicated in Figure 2 and
@@ -669,9 +669,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 12]
+Uberti, et al. Expires July 28, 2019 [Page 12]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
G set to 0 or N_G set to 0 indicates that either there is only one
@@ -725,9 +725,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 13]
+Uberti, et al. Expires July 28, 2019 [Page 13]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
assuming they are sent with inter-layer dependency (i.e. with the "D"
@@ -781,9 +781,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 14]
+Uberti, et al. Expires July 28, 2019 [Page 14]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
This structure is constructed such that the "U" bit can always be
@@ -837,9 +837,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 15]
+Uberti, et al. Expires July 28, 2019 [Page 15]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
Here, First is the macroblock address (in scan order) of the first
@@ -893,9 +893,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 16]
+Uberti, et al. Expires July 28, 2019 [Page 16]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
referenced. Therefore it's recommended for both the flexible and the
@@ -949,9 +949,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 17]
+Uberti, et al. Expires July 28, 2019 [Page 17]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
6.1. Media Type Definition
@@ -1005,9 +1005,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 18]
+Uberti, et al. Expires July 28, 2019 [Page 18]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
[RFC Editor: Upon publication as an RFC, please replace "XXXX"
@@ -1061,9 +1061,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 19]
+Uberti, et al. Expires July 28, 2019 [Page 19]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
+---------+-----------+-----------------+--------------------------+
@@ -1117,9 +1117,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 20]
+Uberti, et al. Expires July 28, 2019 [Page 20]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
a=fmtp:98 max-fr=30; max-fs=3600; profile-id=0;
@@ -1173,9 +1173,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 21]
+Uberti, et al. Expires July 28, 2019 [Page 21]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
8. Congestion Control
@@ -1209,8 +1209,8 @@ Internet-Draft RTP Payload Format for VP9 July 2018
[I-D.ietf-avtext-framemarking]
Zanaty, M., Berger, E., and S. Nandakumar, "Frame Marking
- RTP Header Extension", draft-ietf-avtext-framemarking-07
- (work in progress), April 2018.
+ RTP Header Extension", draft-ietf-avtext-framemarking-08
+ (work in progress), October 2018.
[I-D.ietf-avtext-lrr]
Lennox, J., Hong, D., Uberti, J., Holmer, S., and M.
@@ -1229,9 +1229,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 22]
+Uberti, et al. Expires July 28, 2019 [Page 22]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
[RFC3264] Rosenberg, J. and H. Schulzrinne, "An Offer/Answer Model
@@ -1285,9 +1285,9 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 23]
+Uberti, et al. Expires July 28, 2019 [Page 23]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
[RFC3711] Baugher, M., McGrew, D., Naslund, M., Carrara, E., and K.
@@ -1341,9 +1341,9 @@ Authors' Addresses
-Uberti, et al. Expires January 12, 2019 [Page 24]
+Uberti, et al. Expires July 28, 2019 [Page 24]
-Internet-Draft RTP Payload Format for VP9 July 2018
+Internet-Draft RTP Payload Format for VP9 January 2019
Jonathan Lennox
@@ -1397,4 +1397,4 @@ Internet-Draft RTP Payload Format for VP9 July 2018
-Uberti, et al. Expires January 12, 2019 [Page 25]
+Uberti, et al. Expires July 28, 2019 [Page 25]
diff --git a/vp9/draft-ietf-payload-vp9-06.xml b/vp9/draft-ietf-payload-vp9-06.xml
index 2b27b2b..791814d 100644
--- a/vp9/draft-ietf-payload-vp9-06.xml
+++ b/vp9/draft-ietf-payload-vp9-06.xml
@@ -371,7 +371,7 @@
- Bit reserved for future use. MUST be set to
- zero and MUST be ignored by the receiver.
+ Not a reference frame for a higher spatial layer.
+ If set to one it indicates that spatial layer SID+1 frame of current
+ and following pictures do not depend on current spatial layer SID frame.
The mandatory first octet is followed by the extension data fields that