- From: Simon Pieters <simonp@opera.com>
- Date: Thu, 12 Sep 2013 17:52:25 +0200
- To: "Anselm Hannemann" <info@anselm-hannemann.com>, "Reinier Kaper" <rp.kaper@gmail.com>
- Cc: "public-html@w3.org" <public-html@w3.org>
On Thu, 12 Sep 2013 17:45:13 +0200, Reinier Kaper <rp.kaper@gmail.com> wrote: > And there's no way for a browser to detect *if* CSS will be parsed? Unless CSS has been disabled altogether, it has to assume that there will be CSS to be downloaded and parsed. > So you'd end up with two scenarios: > 1. No CSS will be parsed on this page, therefore load src[0]; > 2. CSS *will* be parsed on this page, therefore don't start downloading > image resources yet; The delay in downloading the image is not acceptable. > 2.1 When CSS parsing takes place: detect which media query is used and > load the corresponding src accordingly. > > The issue here would be when the browser scales up/down, but then > alternative resources should be loaded asynchronously and only fully > loaded > sources should be replacing the previous one. > > Maybe I just don't have the technical knowledge, but to me it seems this > is > something that the browser would ideally deal with. -- Simon Pieters Opera Software
Received on Thursday, 12 September 2013 15:52:58 UTC