Re: [rtcweb] JSEP-06: max-bundle policy questions

Justin Uberti <juberti@google.com> Sun, 02 March 2014 21:47 UTC

Return-Path: <juberti@google.com>
X-Original-To: rtcweb@ietfa.amsl.com
Delivered-To: rtcweb@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 6484A1A0B28 for <rtcweb@ietfa.amsl.com>; Sun, 2 Mar 2014 13:47:14 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.925
X-Spam-Level:
X-Spam-Status: No, score=-1.925 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, FM_FORGED_GMAIL=0.622, HTML_MESSAGE=0.001, RP_MATCHES_RCVD=-0.547, SPF_PASS=-0.001] autolearn=ham
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 8SnGtWVzyEeb for <rtcweb@ietfa.amsl.com>; Sun, 2 Mar 2014 13:47:12 -0800 (PST)
Received: from mail-ve0-x22b.google.com (mail-ve0-x22b.google.com [IPv6:2607:f8b0:400c:c01::22b]) by ietfa.amsl.com (Postfix) with ESMTP id 8CAD01A0B18 for <rtcweb@ietf.org>; Sun, 2 Mar 2014 13:47:12 -0800 (PST)
Received: by mail-ve0-f171.google.com with SMTP id cz12so2913558veb.16 for <rtcweb@ietf.org>; Sun, 02 Mar 2014 13:47:09 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type; bh=GfCknNtErxdNLodPNxHqfSQsL+D76H5/9u/XZj1Qx2E=; b=fNKt1VPtQLIeJefOajYgNt70muzu2VEyO5Aed7DUhGFpIhV9KxbWwMfJ3IQY6qZqYj GOu10xC3pLeT3ITZ4l/K+m4oD/s/kG5dDkwcmwAcVlErmgLPlDxqVlIiHgYjThuaOjs8 DfPfH/z8iVU9/3z2x1GtJA6/jRN4XqV6kfiCTeijkhEQGliA0ROCzTWi7uMX1W2DdpOw kPFflIsZMnM5EPwKgSR9cNY0/a9Pt3lqRiE11JG5yKPHNL3ZUrwkUdMFL28Tc1BUs7yZ mG1hhWP+prE6t0jyQKZU8JAeSAKehgun3hTV1+F1i9AnG1WOvveQiJe9nuekUK3IbpZ5 7fNQ==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc:content-type; bh=GfCknNtErxdNLodPNxHqfSQsL+D76H5/9u/XZj1Qx2E=; b=FlHC/SFygmbgx+MVmih7NqcH5cOqCbm5UUPDeoD6pBPmsdBNLKvot9yjIyjzoeq7+W MCz2LouPePHrUKa5ydvMYbxsd2kLjFDQ+ev2HjGyYbZAWDTmyoB/+eVGyfU0GRBiFuvb dGIFQNzGTM/9hMHa0SD8ifLA47f2lukOxi0XB9OXfybS1dxp27QhqWa2WmSRpybNXvJZ EH/3iRFNZ+P03eLRk/I6JEQEzugcrZdpqqQTkqUhGhuJP2GEtKVAUMcb4fvvEJourkPL ZekdEihrVJDNBQoQKhYhrIHoWvqSoro8cal9YE6jM7ZzwMC4Xoje18Tl26JAtJ3yv3OD tvqA==
X-Gm-Message-State: ALoCoQk5C3NI2naAQbr0s9kGVO06u6LBbNW2bKKMikpG2JS12tRubU/3WRSbuBYuWM/rkCKl0kvNgacknoGmVp6d6wRYDCxEu/zDOxVthl5VxdeARhiykMJdwSeIx/fKqCNFNs32Ki8GHrWQFlj3zGttw62x3AC8sVuUHk4QSgTJnZU9iBjUtYjBLAlOs1tnrUdcgaQzOLnz
X-Received: by 10.220.11.141 with SMTP id t13mr3993486vct.30.1393796829693; Sun, 02 Mar 2014 13:47:09 -0800 (PST)
MIME-Version: 1.0
Received: by 10.52.89.170 with HTTP; Sun, 2 Mar 2014 13:46:49 -0800 (PST)
In-Reply-To: <7594FB04B1934943A5C02806D1A2204B1D1B552E@ESESSMB209.ericsson.se>
References: <7594FB04B1934943A5C02806D1A2204B1D1B552E@ESESSMB209.ericsson.se>
From: Justin Uberti <juberti@google.com>
Date: Sun, 2 Mar 2014 13:46:49 -0800
Message-ID: <CAOJ7v-1FoDyHS=b40VZQAcjrS06fvF1gabPjE6CFVaMSHRUHnA@mail.gmail.com>
To: Christer Holmberg <christer.holmberg@ericsson.com>
Content-Type: multipart/alternative; boundary=001a11c3c970ec69ef04f3a69c95
Archived-At: http://mailarchive.ietf.org/arch/msg/rtcweb/WB7juAQWBQbyM1oh0oYkp7FAoxs
Cc: "rtcweb@ietf.org" <rtcweb@ietf.org>
Subject: Re: [rtcweb] JSEP-06: max-bundle policy questions
X-BeenThere: rtcweb@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: Real-Time Communication in WEB-browsers working group list <rtcweb.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/rtcweb>, <mailto:rtcweb-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/rtcweb/>
List-Post: <mailto:rtcweb@ietf.org>
List-Help: <mailto:rtcweb-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/rtcweb>, <mailto:rtcweb-request@ietf.org?subject=subscribe>
X-List-Received-Date: Sun, 02 Mar 2014 21:47:14 -0000

On Mon, Feb 24, 2014 at 8:54 AM, Christer Holmberg <
christer.holmberg@ericsson.com> wrote:

>  Hi,
>
>
>
> Section 4.1.1 says:
>
>
>
> “o  "max-bundle": *The application will BUNDLE all of its media streams*
>
> *      on a single transport.*  All streams other than the first will be
>
>       marked as bundle-only.  This policy aims to minimize candidate
>
>       gathering and maximize multiplexing, at the cost of less
>
>       compatibility with legacy endpoints.”
>
>
>
> *Q1:*
>
>
>
> I think it would be good to clarify that the application will BUNDLE all
> of its media streams **THAT THE APPLICATION IS ABLE TO DE-MULTIPLEX**.
>

I don't follow what you are saying here. How would a WebRTC application end
up with streams it could not demultiplex?

>
>
> *Q2:*
>
>
>
> The text says that all streams other than the first will be marked as
> bundle-only. But, will the application have any clue which media type that
> first stream will be? Should we e.g. specify that it MUST be audio (if
> audio is enabled)?
>
>
>
> Regards,
>
>
>
> Christer
>