diff --git a/draft-ietf-sframe-enc.md b/draft-ietf-sframe-enc.md index 515cc9d..3ecd2f0 100644 --- a/draft-ietf-sframe-enc.md +++ b/draft-ietf-sframe-enc.md @@ -16,17 +16,14 @@ v: 3 author: - - ins: E. Omara name: Emad Omara organization: Apple email: eomara@apple.com - - ins: J. Uberti name: Justin Uberti organization: Google email: juberti@google.com - - ins: S. Murillo name: Sergio Garcia Murillo organization: CoSMo Software email: sergio.garcia.murillo@cosmosoftware.io @@ -36,34 +33,28 @@ author: email: rlb@ipv.sx role: editor - - ins: Y. Fablet name: Youenn Fablet organization: Apple email: youenn@apple.com contributor: - - ins: F. Jacobs - name: Frederic Jacobs + name: Frédéric Jacobs organization: Apple email: frederic.jacobs@apple.com - - ins: M. Mularczyk name: Marta Mularczyk organization: Amazon email: mulmarta@amazon.com - - ins: S. Nandakumar name: Suhas Nandakumar organization: Cisco email: snandaku@cisco.com - - ins: T. Rigaux name: Tomas Rigaux organization: Cisco email: trigaux@cisco.com - - ins: R. Robert name: Raphael Robert organization: Phoenix R&D email: ietf@raphaelrobert.com @@ -1285,17 +1276,13 @@ and packets, so the overhead is the same whether one uses SFrame at a per-packet or per-frame level. {{audio-overhead}} considers three scenarios that are based on recommended configurations -of the Opus codec {{?RFC6716}}: +of the Opus codec {{?RFC6716}} (where "fps" stands for "frames per second"): -* Narrow-band (NB) speech: 120 ms packets (8 frames per second (fps)), 8 kbps -* Full-band (FB) speech: 20 ms packets (32 fps), 32 kbps -* Full-band stereo music: 10 ms packets (100 fps), 128 kbps - -| Scenario | fps | Base kbps | Overhead kbps | Overhead % | -|:--------------------------|:---:|:---------:|:-------------:|:----------:| -| NB speech, 120 ms packets | 8.3 | 8 | 1.4 | 17.9% | -| FB speech, 20 ms packets | 50 | 32 | 8.6 | 26.9% | -| FB stereo, 10 ms packets | 100 | 128 | 17.2 | 13.4% | +| Scenario | Frame length | fps | Base kbps | Overhead kbps | Overhead % | +|:-----------------------|:------------:|:---:|:---------:|:-------------:|:----------:| +| Narrow-band speech | 120 ms | 8.3 | 8 | 1.4 | 17.9% | +| Full-band speech | 20 ms | 50 | 32 | 8.6 | 26.9% | +| Full-band stereo music | 10 ms | 100 | 128 | 17.2 | 13.4% | {: #audio-overhead title="SFrame Overhead for Audio Streams" } ## Video